Michal Ptaszynski / Publications

Here you can find a list of all my publications, both first-author and co-authored. The publications are divided into: journals, international conferences, local conferences, dissertations and other. The publlications are listed chronologically for each category.

[Books, Book Chapters]

• Michal E. Ptaszynski, Fumito Masui
  Automatic Cyberbullying Detection: Emerging Research and Opportunities
  IGI (publ. November 2018), ISBN: 9781522552499.
  Buy at IGI Global, Japanese Amazon, International Amazon or Kinokuniya（紀伊國屋書店）.

• Michał Ptaszyński, Karol Nowakowski
  Moje badania nad językiem Ajnów przy pomocy komputera
  Book Chapter in Inne, a jednak Dziady -- Jak Mickiewicz wędrował do Ajnów
  pp. 65-68, publ. Dec 2023, ISBN: 978-83-63872-68-7.
  
• Michal Ptaszynski, Karol Nowakowski
  My computer research on the Ainu language
  Book Chapter in Other, and yet another, Forefarhers' Eve -- How Mickiewicz travelled to the Ainu
  pp. 155-158, publ. Dec 2023, ISBN: 978-83-63872-68-7.
  
• ミハウ・プタシンスキ, カロル・ノヴァコフスキ
  アイヌ語に関するコンピュータと人工知能を用いた研究
  Book Chapter in 『祖霊祭』による祖霊祭 -- アイヌへ旅したミツキエービチ
  pp. 243-248, publ. Dec 2023, ISBN: 978-83-63872-68-7.

• 荒木 健治, ジェプカ・ラファウ, プタシンスキ・ミハウ, ディバワ・パヴェウ
  心を交わす人工知能: 言語・感情・倫理・ユーモア・常識
  森北出版 (2016/6/18). ISBN: 978-4627818019.
  Available at 森北出版, Amazon, 楽天ブックス, HMV and 7net.

• Michal E. Ptaszynski:
  Emotion Awareness in Dialog Agents:
  Affect Analysis of Textual Input Utterance and its Application in Human-Computer Interaction
  Lambert Academic Publishing (publ. 23 Aug 2011), ISBN: 978-3-8454-3533-6.
  Buy at International Amazon, Japanese Amazon or Kinokuniya（紀伊國屋書店）.

• Pawel Dybala, Rafal Rzepka, Michal Ptaszynski
  Application of Artificial Intelligence Methods in Processing of Emotions, Decisions and Opinions
  2024, MDPI AG, Basel, Switzerland, ISBN: 978-3-7258-1716-0.
Available at MDPI Books.

• Łukasz Kobyliński, Maciej Ogrodniczuk, Jan Kocoń, Michał Marcińczuk, Aleksander Smywiński-Pohl, Krzysztof Wołk, Danijel Koržinek, Michał Ptaszyński, Agata Pieciukiewicz and Paweł Dybała
  "Evaluating Natural Language Processing tools for Polish during PolEval 2019"
  In: LNCS 13212, 2022, Springer Nature Switzerland AG, ISBN: 978-3-031-05327-6

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui
  "Towards Better Text Processing Tools for the Ainu Language"
  In: Vetulani Z., Paroubek P., Kubis M. (eds) 8th Language and Technology Conference - Revised Selected Papers, Human Language Technology. Challenges for Computer Science and Linguistics. Lecture Notes in Computer Science, vol 12598, pp. 411-416, Springer, 31 December 2020.chapter

• Michal Ptaszynski, Fumito Masui, Naoto Ishii
  "Automatically Estimating Meaning Ambiguity of Emoticons"
  In: Samsonovich A. (eds) Biologically Inspired Cognitive Architectures 2019, Part of the Advances in Intelligent Systems and Computing book series, Vol. 948, pp. 411-416, Springer, Cham, chapter

• Jagna Nieuważny, Fumito Masui, Michal Ptaszynski, Kenji Araki, Rafal Rzepka, Karol Nowakowski
  "Emotional and Moral Impressions Associated with Buddhist Religious Terms in Japanese Blogs-Preliminary Analysis"
  In: Samsonovich A. (eds) Biologically Inspired Cognitive Architectures 2019, Part of the Advances in Intelligent Systems and Computing book series, Vol. 948, pp. 387-392, Springer, Cham, chapter

• Fumito Masui, Hiromu Otani, Hitoshi Yanagi, Michal Ptaszynski:
  "Study on Game Information Analysis for Support to Tactics and Strategies in Curling"
  Chapter in Sport Science Research and Technology Support,
  Book series Communications in Computer and Information Science,
  Vol. 975, pp. 128-149, ISBN: 978-3-030-14525-5. chapter

• Pawel Dybala, Motoki Yatsu, Michal Ptaszynski, Rafal Rzepka, Kenji Araki:
  "Towards Joking, Humor Sense Equipped and Emotion Aware Conversational Systems"
  Chapter in Advances in Affective and Pleasurable Design,
  Volume 483 of the series Advances in Intelligent Systems and Computing, pp 657-669.
  ISBN: 978-3-319-41661-8. chapter

• Fumito Masui, Michal Ptaszynski, Ryotaro Kawaishi,Yasunari Maeda, Fumitaro Goto, and Hiroshi Masui:
  "A System for Recommendation of Accommodation Facilities Adaptable to User Interest"
  Chapter in Tourism Informatics: Towards Novel Knowledge Based Approaches,
  Series of Intelligent Systems Reference Library,
  Eds. Tokuro Matsuo, Kiyota Hashimoto, Hidekazu Iwamoto, publ. Springer-Verlag, 2015.07.14.
  ISBN: 978-3-662-47227-9.
  Available at Springer and Amazon.

• Michal Ptaszynski, Yoshio Momouchi, Jacek Maciejewski, Pawel Dybala, Rafal Rzepka, and Kenji Araki:
  "Annotating Japanese Blogs with Syntactic and Affective Information"
  Chapter in Mining of User Generated Content and Its Applications, Ed. Marie-Francine Moens, Juanzi Li, Tat-Seng Chua, publ. Tailor & Francis (CRC Press), January 28, 2014. ISBN: 9781466557406.
  Availbale at Taylor and Francis and CRC Press.

• Rafal Rzepka, Michal Ptaszynski and Pawel Dybala (Editors):
  Linguistic And Cognitive Approaches To Dialogue Agents
  AISB/IACAP World Congress 2012, Birmingham, UK, 2-6 July 2012, Published by The Society for the Study of Artificial Intelligence and Simulation of Behaviour, http://www.aisb.org.uk, ISBN: 978-1-908187-16-1

• Pawel Dybala, Michal Ptaszynski, Kohichi Sayama:
  "A Step Towards Emotion Aware Joking AI: Multiagent Humor-Equipped Conversational System"
  Chapter in Ambient Intelligence and Smart Environments Book Series, Volume 12, 2012 on "Agents and Ambient Intelligence - Achievements and Challenges in the Intersection of Agent Technology and Ambient Intelligence", Ed. Tibor Bosse, IOS Press (publ. June 15, 2012), ISBN: 978-1-61499-049-9. Buy at IOS Press or Amazon.

• Michal Ptaszynski, Jacek Maciejewski, Pawel Dybala, Rafal Rzepka, Kenji Araki and Yoshio Momouchi:
  "Science of Emoticons: Research Framework and State of the Art in Analysis of Kaomoji-type Emoticons"
  Chapter in Speech, Image and Language Processing for Human Computer Interaction: Multi-modal Advancements, IGI Global Publishing, Hershey, PA, USA (publ. April 2012), ISBN: 978-1-4666-0954-9.
  Buy at Amazon or Kinokuniya（紀伊國屋書店）.

• Michal Ptaszynski, Pawel Dybala, Shinsuke Higuhi, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "Towards Socialized Machines: Emotions and Sense of Humour in Conversational Agents"
  Chapter in Web Intelligence and Intelligent Agents, In-Tech, Vienna, Austria, 2010, ISBN: 978-953-7619-85-5 chapter (PDF, 0.93 MB)

[Journals]

• Mujahid J. Khalifah, Michal Ptaszynski, Fumito Masui
  "Emotional Text-To-Speech in Japanese Using Artificially Augmented Dataset"
  IEEE Access, Vol. 12, pp. 167724-167777, 2024. paper

• Zheng Lin Chia, Michal Ptaszynski, Marzena Karpinska, Juuso Eronen, Fumito Masui
  "Initial exploration into sarcasm and irony through machine translation"
  Natural Language Processing Journal, Volume 9, Issue December 2024, pp. 1-31, paper ID: 100106, publ. 18 September 2024. paper

• Lara Aslan, Michal Ptaszynski, Jukka Jauhiainen
  "Are Strong Baselines Enough? False News Detection with Machine Learning"
  Future Internet, Volume 16, Issue 9, paper ID: 322, publ. 5 September 2024. (Impact factor 2.8) paper

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka
  "Application of Artificial Intelligence Methods in Processing of Emotions, Decisions, and Opinions"
  Applied Sciences, Editorial to Special Issue, Volume 14, Issue 13, paper ID: 5912, publ. 6 July 2024. (Impact factor 2.5) paper

• Victor Alex Silaa, Fumito Masui, Michal Ptaszynski
  "Augmenting web‐based tourist support system with microblog analyzed data"
  International Journal of Machine Learning and Cybernetics, publ. 16 June 2024, pp. 1-22, (Impact factor 5.6) paper

• Lu Wang, Sho Isomura, Michal Ptaszynski, Pawel Dybala, Yuki Urabe, Rafal Rzepka, Fumito Masui
  "The Limits of Words: Expanding Word-based Emotion Analysis System with Multiple Emotion Dictionaries and Automatic Extraction of Emotive Expressions"
  Applied Sciences, Volume 14, Issue 11, pp. 1-34, May, 2024, paper ID: 4439 (Impact factor 2.7) paper

• Tanjim Mahmud, Michal Ptaszynski, Fumito Masui
  "Exhaustive Study into Machine Learning and Deep Learning Methods for Multilingual Cyberbullying Detection in Bangla and Chittagonian Texts"
  Electronics, Volume 13, Issue 9, pp. 1-36, April, 2024, paper ID: 1677 (Impact factor 2.9) paper

• Michal Ptaszynski, Agata Pieciukiewicz, Pawel Dybala, Pawel Skrzek, Kamil Soliwoda, Marcin Fortuna, Gniewosz Leliwa, Michal Wroczynski
  "Expert-annotated dataset to study cyberbullying in Polish language"
  Data, Volume 9, Issue 1, pp. 1-26, December 20, 2023, paper ID: 2550492 (Impact factor 2.6) paper (PDF, 6 MB), dataset @ HuggingFace 🤗, model @ HuggingFace 🤗,

• Tanjim Mahmud, Michal Ptaszynski, Fumito Masui
  "Automatic Vulgar Word Extraction Method with Application to Vulgar Remark Detection in Chittagonian Dialect of Bangla"
  Applied Sciences, Volume 13, Issue 21, October 2023, paper ID: 11875 (Impact factor 2.7) paper (PDF, 1.3 MB)

• Michal Ptaszynski
  有害情報検出研究の始まり・今・未来
  知能と情報(日本知能情報ファジィ学会誌) 【招待論文】[Invited Paper], Vol.35, No.3, pp.100--109 (2023) paper (PDF, 2.7 MB)

• Tanjim Mahmud, Michal Ptaszynski, Juuso Eronen, Fumito Masui
  "Cyberbullying Detection for Low-resource Languages and Dialects: Review of the State of the Art"
  Information Processing and Management, Volume 60, Issue 5, September 2023, paper ID: 103454, (Impact factor 8.6) paper (PDF, 3.3 MB)

• Zhenzhen Liu, Fumito Masui, Juuso Eronen, Shun Terashita, Michal Ptaszynski
  "A New Approach to Extracting Tourism Focus Points from Chinese Inbound Tourist Reviews after COVID-19"
  Sustainability, Volume 15, Issue 11, 2023, article ID: 8748. (Impact factor 3.9) paper (PDF, 3.9 MB)

• Karol Nowakowski, Michal Ptaszynski, Kyoko Murasaki, Jagna Nieuważny
  "Adaptation of a Multilingual Speech Representation Model for a New, Underresourced Language via Multilingual Fine-tuning and Continued Pretraining"
  Science Talks, Volume 8, December 2023, Paper ID: 100249, paper (PDF, 156 kB)

• Juuso Eronen, Michal Ptaszynski, Fumito Masui
  "Enhancing cross-lingual learning: Optimal transfer language selection with linguistic similarity"
  Science Talks, Volume 6, Issue May, 2023, Paper ID: 100226, paper (PDF, 112 kB)

• Juuso Eronen, Michal Ptaszynski, Fumito Masui
  "Zero-shot cross-lingual transfer language selection using linguistic similarity"
  Information Processing and Management, Volume 60, Issue 3, May 2023, Paper ID: 103250, (Impact factor 8.6) paper (PDF, 836 kB)

• Karol Nowakowski, Michal Ptaszynski, Kyoko Murasaki, Jagna Nieuważny
  "Adapting multilingual speech representation model for a new, underresourced language through multilingual fine-tuning and continued pretraining"
  Information Processing and Management, Volume 60, Issue 2, March 2023, Paper ID: 103148, (Impact factor 8.6), preprint, paper (PDF, 633 kB)

• Rafal Urbaniak, Patrycja Tempska, Maria Dowgiałło, Michał Ptaszyński, Marcin Fortuna, Michał Marcińczuk, Jan Piesiewicz, Gniewosz Leliwa, Kamil Soliwoda, Ida Dziublewska, Nataliya Sulzhytskaya, Aleksandra Karnicka, Paweł Skrzek, Paula Karbowska, Maciej Brochocki, Michał Wroczyński
  "Namespotting: username toxicity and actual toxic behavior on Reddit"
  Computers in Human Behavior, Volume 136, Issue: November, 2022, paper ID: 107371 (Impact factor 9.9) paper (PDF, 4.17 MB)

• Juuso Eronen, Michal Ptaszynski, Fumito Masui, Masaki Arata, Gniewosz Leliwa, Michal Wroczynski
  "Transfer Language Selection for Zero-Shot Cross-Lingual Abusive Language Detection"
  Information Processing and Management, Vol. 59, Issue 4, 2022, paper ID: 102981, (Impact factor 8.6) paper (PDF, 1 MB)

• Victor Alex Silaa, Fumito Masui, Michal Ptaszynski
  "A Method of Supplementing Reviews to Less-Known Tourist Spots Using Geotagged Tweets"
  Applied Sciences, Vol. 12, Issue 5, 2022, paper ID: 2321, (Impact factor 2.7) paper (PDF, 5.2 MB)

• Michal Ptaszynski, Monika Zasko-Zielinska, Michal Marcinczuk, Gniewosz Leliwa, Marcin Fortuna, Kamil Soliwoda, Ida Dziublewska, Olimpia Hubert, Paweł Skrzek, Jan Piesiewicz, Paula Karbowska, Maria Dowgiallo, Juuso Eronen, Patrycja Tempska, Maciej Brochocki, Marek Godny, Michal Wroczynski
  "Looking for razors and needles in a haystack: Multifaceted analysis of suicidal declarations on social media - a pragmalinguistic approach"
  International Journal of Environmental Research and Public Health (IJERPH), Vol. 18, Issue 22, 2021, paper ID: 11759, (Impact factor 4.614) paper (PDF, 1.1 MB)

• Rafal Urbaniak, Michal Ptaszynski, Patrycja Tempska, Gniewosz Leliwa,Maciej Brochocki and Michal Wroczynski
  "Personal attacks decrease user activity in social networking platforms"
  Computers in Human Behavior, Volume 126, Issue: January 2022, paper ID: 106972, 2021 (Impact factor 9.9) paper (PDF, 4 MB)

• Michal Ptaszynski, Fumito Masui, Yuuto Fukushima, Yuuto Oikawa, Hiroshi Hayakawa, Yasunori Miyamori, Kiyoshi Takahashi, Shunzo Kawajiri
  "Deep Learning for Information Triage on Twitter"
  Applied Sciences, Vol. 11, Issue 14, 2021, paper ID: 6340, (Impact factor 2.7) paper (PDF, 4.25 MB)

• Jagna Nieuwazny, Karol Nowakowski, Michal Ptaszynski, Fumito Masui
  "Can You Fool AI by Doing a 180? – A Case Study on Authorship Analysis of Texts by Arata Osada"
  Information Processing and Management, Vol. 58, Issue 5, 2021, paper ID: 102644, (Impact factor 8.6) paper (PDF, 3.19 MB)

• Juuso Eronen, Michal Ptaszynski, Fumito Masui, Aleksander Smywiński-Pohl, Gniewosz Leliwa, Michal Wroczynski
  "Improving Classifier Training Efficiency for Automatic Cyberbullying Detection with Feature Density"
  Information Processing and Management, Vol. 58, Issue 5, September 2021, paper ID: 102616, (Impact factor 8.6) paper (PDF, 2.57 MB), preprint (PDF, 1.6 MB)

• Ali Bakdur, Fumito Masui, Michal Ptaszynski
  "Predicting increase of demand for public buses in university students daily life needs: Case Study Based on a City in Japan"
  Sustainability, Vol. 13, Issue 9, 2021, paper ID: 5137, (Impact factor 3.9) paper (PDF, 949 kB)

• Chia Zheng Lin, Michal Ptaszynski, Fumito Masui, Gniewosz Leliwa, Michal Wroczynski
  "Machine Learning and Feature Engineering-Based Study into Sarcasm and Irony Classification with Application to Cyberbullying Detection"
  Information Processing and Management, Volume 58, Issue 4, July 2021, paper ID: 102600, (Impact factor 8.6) paper (PDF, 979 kB)

• Yasuhiro Yoshida, Fumito Mausi, Michal Ptaszynski
  "Development of a Dialogue-Based Guidance System for Narrow Area Navigation"
  Information Processing and Management, Volume 58, Issue 4, July 2021, paper ID: 102542, (Impact factor 8.6) paper (PDF, 5.15 MB)

• Jagna Nieuważny, Karol Nowakowski, Michal Ptaszynski, Fumito Masui, Rafal Rzepka, Kenji Araki
  "Does change in ethical education influence core moral values? Towards history- and culture-aware morality model with application in automatic moral reasoning"
  Cognitive Systems Research (CSR), Vol. 66, Issue March 2021, pp. 89-99, (Impact factor 3.9) paper (PDF, 733 kB)

• Da Li, Rafal Rzepka, Michal Ptaszynski, Kenji Araki
  "HEMOS: A novel deep learning-based fine-grained humor detecting method for sentiment analysis of social media"
  Information Processing and Management (IP&M), Volume 57, Issue 6, November 2020, Paper ID: 102290, (Impact factor 8.6) paper (PDF, 4.56 MB)

• Jagna Nieuwazny, Fumito Masui, Michal Ptaszynski, Rafal Rzepka, Karol Nowakowski
  "How Religion and Morality Correlate in Age of Society 5.0: Statistical Analysis of Emotional and Moral Associations with Buddhist Religious Terms Appearing on Japanese Blogs"
  Cognitive Systems Research (CSR), Vol. 59, Issue 1 (January) 2020, pp. 329-344, (Impact factor 3.9) paper (PDF, 1.48 MB)

• Michal Ptaszynski, Fumito Masui, Naoto Ishii
  "A method for automatic estimation of meaning ambiguity of emoticons based on their linguistic expressibility"
  Cognitive Systems Research (CSR), Vol. 59, Issue 1 (January) 2020, pp. 103-113, (Impact factor 3.9) paper (PDF, 2.69 MB)

• Yoko Nakajima, Michal Ptaszynski, Fumito Masui, Hirotoshi Honma
  "Future Prediction with Automatically Extracted Morphosemantic Patterns"
  Cognitive Systems Research (CSR), Vol. 59, Issue 1 (January) 2020, pp. 37-62, (Impact factor 3.9) paper (PDF, 2.07 MB)

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui, Yoshio Momouchi
  "Improving basic NLP tools for the Ainu language"
  Information, Special Issue on Computational Linguistics for Low-Resource Languages, Vol. 10, Issue 11, 2019, pp. 1-21, paper ID: 329 (Impact factor 3.1) paper (PDF, 420 kB)

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui
  "MiNgMatch -- fast n-gram model for word segmentation of the Ainu language"
  Information, Special Issue on Computational Linguistics for Low-Resource Languages, Vol. 10, Issue 10, 2019, pp. 1-19, paper ID: 317 (Impact factor 3.1) paper (PDF, 354 kB)

• Paweł Lempa, Edward Lisowski, Fumito Masui, Grzegorz Filo, Michal Ptaszynski, Mariusz Domagała and Joanna Fabiś-Domagała
  "Quality Improvement of a Gear Transmission by Means of Genetic Algorithm"
  Quality Production Improvement (QPI), Vol. 1, Issue.1, pp. 386-393, 2019. paper (PDF, 820 kB)

• Michal Ptaszynski, Pawel Lempa, Fumito Masui, Yasutomo Kimura, Rafal Rzepka, Kenji Araki, Michal Wroczynski, Gniewosz Leliwa
  "Brute Force Sentence Pattern Extortion from Harmful Messages for Cyberbullying Detection"
  Journal of the Association for Information Systems (JAIS), Vol.20, Issue 8, pp. 1075-1127, 2019 (Impact factor 5.8) paper (PDF, 2.07 MB)

• Akinori Abe, Rafal Rzepka, and Michal Ptaszynski
  "Language Sense and Communication on Computer"
  Advances in Human-Computer Interaction (AHCI), Vol. 2019, Article ID 3081602, 2019. (Impact factor 2.9) paper (PDF, 1.27 MB)

• Michal Ptaszynski, Fumito Masui, Yasutomo Kimura, Rafal Rzepka, Kenji Araki
  "Automatic Extraction of Harmful Sentence Patterns with Application in Cyberbullying Detection"
  Lecture Notes in Computer Science (LNCS), Vol.10930, pp. 349-362, 2018. (Impact factor 0.407) paper (PDF, 1.1 MB)

• Ali Bakdur, Fumito Masui, Michal Ptaszynski
  "Big data analytics - towards the enrichment of content tourism for revitalization of Japanese rural area"
  Materials Science, Engineering and Chemistry (MATEC), Vol. 169, 2018 paper (PDF, 544 kB)

• Pawel Lempa, Michal Ptaszynski, Fumito Masui:
  "The use of Genetic Algorithm to optimize Quantitative Learner's Motivation Model"
  Technical Transactions, Vol 4, 2018, pp. 189-194. paper (PDF, 200 kB)

• Rafal Rzepka, Mitsuru Takizawa, Jordi Vallverdú, Michal Ptaszynski, Pawel Dybala, Kenji Araki
  "From Words to Emoticons: Deep Emotion Recognition in Text and Its Wider Implications"
  International Journal of Computational Linguistics Research (IJCLR), Vol.9, No.1 (March), pp. 10-26, 2018. paper (PDF, 205 kB)

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui
  "Future Reference Sentence Extraction in Support of Future Event Prediction"
  International Journal of Computational Linguistics Research (IJCLR), Vol.9, No.1 (March), pp. 27-41, 2018. paper (PDF, 172 kB)

• 安彦智史，長谷川大，プタシンスキ ミハウ，中村健二，佐久田博司
  ID交換掲示板における書きこみの隠語表記揺れを考慮した有害性評価
  (Method for Estimation of Harmfulness of ID-Exchange BBS Based on Lexical Jargonizations) [in Japanese]
  情報システム学会誌 Journal of Information Systems Society of Japan (JISSJ), Vol.13, No.2, pp. 41-58 (2018年3月号). paper (PDF, 1.91 MB)

• Michal Ptaszynski, Fumito Masui, Yoko Nakajima, Yasutomo Kimura, Rafal Rzepka, Kenji Araki
  "A Method for Detection of Harmful Entries on Informal School Websites with Morphosemantic Patterns"
  Journal of Advanced Computational Intelligence and Intelligent Informatics (JACIII), Vol.21, No.7, pp. 1189-1201, 2017. (Impact factor 0.7) paper (PDF, 0.9 MB)

• Michal Ptaszynski, Fumito Masui:
  "Experiments with Language Combinatorics in Text Classification: Lessons Learned and Future Implications"
  Technical Transactions, Vol. 11, pp. 183-197, August, 2017. paper (PDF, 1.03 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka, Kenji Araki, Fumito Masui
  "ML-Ask: Open Source Affect Analysis Software for Textual Input in Japanese"
  Journal of Open Research Software, Vol. 5, No. 1, pp. 1- 16, 2017 (Impact factor 2.774) paper (PDF, 2.31 MB)

• Michal Ptaszynski, Fumito Masui, Rafal Rzepka, Kenji Araki
  "Subjective? Emotional? Emotive?: Language Combinatorics based Automatic Detection of Emotionally Loaded Sentences"
  Linguistics and Literature Studies, Vol. 5, No. 1, pp. 36-50, 2017 paper (PDF, 958 kB)

• Michal Ptaszynski, Fumito Masui, Taisei Nitta, Suzuha Hatakeyama, Yasutomo Kimura, Rafal Rzepka, Kenji Araki
  "Sustainable cyberbullying detection with category-maximized relevance of harmful phrases and double-filtered automatic optimization"
  International Journal of Child-Computer Interaction (IJCCI), Vol. 8 (2016), pp. 15-30, (Impact factor 1.033) paper (PDF, 1.37 MB)

• Suzuha Hatakeyama, Fumito Masui, Michal Ptaszynski, Kazuhide Yamamoto
  "Statistical Analysis of Automatic Seed Word Acquisition to Improve Harmful Expression Extraction in Cyberbullying Detection"
  International Journal of Engineering and Technology Innovation, Vol. 6, No. 2, 2016, pp. 165-172, (Impact factor 0.205) paper (PDF, 960 kB)

• Fumito Masui, Kosuke Hirata, Hiromu Otani, Hitoshi Yanagi, Michal Ptaszynski
  "Informatics to Support Tactics and Strategies in Curling"
  International Journal of Automation Technology, Vol.10, No.2, 2016, pp. 244-252, (Impact factor 1.1) paper (PDF, 1.75 MB)

• Yoko Nakajima, Michal Ptaszynski, Fumito Masui, Hirotoshi Honma:
  "A Method for Extraction of Future Reference Sentences Based on Semantic Role Labeling"
  IEICE Transactions on Information and Systems, Vol.E99-D, No.2, pp.514-524, Feb. 2016. (Impact factor 0.695), paper (PDF, 612 kB)

• Michal Ptaszynski, Pawel Lempa, Fumito Masui:
  "A Modular System for Support of Experiments in Text Classification"
  Technical Transactions, pp. 229-243, publ. by Cracow University of Technology, July, 2015. paper (PDF, 1.04 MB)

• Yuka Nobuta, Fumito Masui, Michal Ptaszynski:
  "Modeling Learning Motivation of Students Based on Analysis of Class Evaluation Questionnaire"
  Technical Transactions, pp. 193-201, publ. by Cracow University of Technology, July, 2015. paper (PDF, 751 kB)

• 前田康成, PTASZYNSKI Michal, 後藤文太朗, 升井洋志,桝井文人, 亀丸俊一, 鈴木正清:
  "北海道北見市におけるペットツーリズムに関する一考察"
  観光情報学会誌, Vol.11, No.1, pp.71-86, May, 2015.

• Michal Ptaszynski, Rafal Rzepka, Satoshi Oyama, Masahito Kurihara, Kenji Araki:
  "A Survey on Large Scale Corpora and Emotion Corpora" (reprint)
  Information and Media Technologies, Vol. 9 (December 15, 2014), No. 4, pp. 429-445, 2014. paper (PDF, 1.4 MB)

• Michal Ptaszynski, Rafal Rzepka, Satoshi Oyama, Masahito Kurihara, Kenji Araki:
  "A Survey on Large Scale Corpora and Emotion Corpora"
  Computer Software Journal, Vol. 31 (May 22, 2014), No. 2, pp. 151-167, Japan Society for Software Science and Technology (JSSST), 2014. paper (PDF, 1.4 MB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi:
  "Automatically Annotating A Five-Billion-Word Corpus of Japanese Blogs for Sentiment and Affect Analysis"
  Computer Speech and Language (CSL), Vol. 28, Issue. 1, pp. 38-55, Elsevier, 2013. (Impact factor 4.3) paper (PDF, 2.3 MB)

• Michal Ptaszynski, Michal Mazur, Pawel Dybala, Rafal Rzepka, Kenji Araki and Yoshio Momouchi:
  "Towards Computational Fronesis: Verifying Contextual Appropriateness of Emotions"
  International Journal of Distance Education Technologies (IJDET), Special Issue on Emotional Intelligence for Online Learning, Vol. 11, No. 2, pp. 16-47, 2013. (Impact factor 0.4) paper (PDF, 3.45 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Kohichi Sayama:
  "Metaphor, Humor and Emotion Processing in Human-Computer Interaction"
  International Journal of Computational Linguistics Research, Vol. 4, Issue 1 (March), pp. 1-13, 2013.
  paper

• Michal Ptaszynski, Hiroaki Dokoshi, Satoshi Oyama, Rafal Rzepka, Masahito Kurihara, Kenji Araki and Yoshio Momouchi:
  "Affect Analysis in Context of Characters of Narratives"
  Expert Systems With Applications, Vol. 40, Issue 1, January 2013, pp. 168-176, Elsevier, 2013. (Impact factor 8.5) doi: 10.1016/j.eswa.2012.07.025 paper (PDF, 737 kB)

• Michal Ptaszynski and Yoshio Momouchi:
  "Part-of-Speech Tagger for Ainu Language Based on Higher Order Hidden Markov Model"
  Expert Systems With Applications, Vol. 39, Issue 14 (2012), pp. 11576-11582, Elsevier, 2012. (Impact factor 8.5) doi: 10.1016/j.eswa.2012.04.031 paper (PDF, 425 kB)

• Pawel Dybala, Michal Ptaszynski, Kohichi Sayama:
  "Reducing Excessive Amounts of Data: Multiple Web Queries for Generation of Pun Candidates"
  Advances in Artificial Intelligence, vol. 2011, Article ID 107310, 12 pages, 2011. doi:10.1155/2011/107310
  paper

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi:
  "Language Combinatorics: A Sentence Pattern Extraction Architecture Based on Combinatorial Explosion"
  International Journal of Computational Linguistics (IJCL), Vol. 2, Issue 1, pp. 24-36, 2011.
  paper (PDF, 823 kB)

• Michal Ptaszynski, Pawel Dybala, Tatsuaki Matsuba, Fumito Masui, Rafal Rzepka, Kenji Araki, and Yoshio Momouchi:
  "In the Service of Online Order: Tackling Cyber-Bullying with Machine Learning and Affect Analysis"
  International Journal of Computational Linguistics Research, Vol. 1, Issue 3, pp. 135-154, 2010. paper or pre-edited version(PDF, 3,48 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, and Kenji Araki:
  "Extending the Chain: Humor and Emotions in Human Computer Interaction"
  International Journal of Computational Linguistics Research, Vol. 1, Issue 3, pp. 116-125, 2010.
  paper (PDF, 477 kB)

• Radoslaw Komuda, Michal Ptaszynski, Yoshio Momouchi, Rafal Rzepka, and Kenji Araki:
  "Machine Moral Development: Moral Reasoning Agent Based on Wisdom of Web-Crowd and Emotions"
  International Journal of Computational Linguistics Research, Vol. 1, Issue 3, pp. 155-163, 2010. paper (PDF, 542 kB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, and Kenji Araki:
  "Evaluating Subjective Aspects of HCI on an Example of a Non-Task Oriented Conversational System"
  International Journal on Artificial Intelligence Tools, Vol. 19, No. 6 (2010), pp. 819-856, World Scientific Publishing Company. (Impact factor 1.059) paper (PDF, 2.04 MB)

• Michal Ptaszynski, Jacek Maciejewski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "CAO: A Fully Automatic Emoticon Analysis System Based on Theory of Kinesics"
  In IEEE Transactions on Affective Computing, vol. 1, no. 1, pp. 46-59, Jan.-June 2010 (Impact factor 11.2) [2011 IEEE SAPPORO SECTION ENCOURAGEMENT AWARD] paper (PDF, 4.34 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki:
  "An Automatic Evaluation Method for Conversational Agents Based on Affect-as-Information Theory"
  Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, Special Issue on Emotions, 知能と情報(日本知能情報ファジィ学会誌)特集「感情」, Vol. 22, No. 1 (February), pp. 73-89, 2010. paper (PDF, 669 kB)

• Rafal Rzepka, Shinsuke Higuchi, Michal Ptaszynski, Pawel Dybala and Kenji Araki:
  "When Your Users Are Not Serious - Using Web-based Associations, Affect and Humor for Generating Appropriate Utterances for Inappropriate Input" (reprint)
  Information and Media Technologies, Vol. 5 (2010) No. 1, pp. 216-223 (March 15, 2010) paper

• Rafal Rzepka, Shinsuke Higuchi, Michal Ptaszynski, Pawel Dybala and Kenji Araki:
  "When Your Users Are Not Serious - Using Web-based Associations, Affect and Humor for Generating Appropriate Utterances for Inappropriate Input"
  Transactions of the Japanese Society for Artificial Intelligence, Vol. 25, No. 1, pp.114-121 (January 06, 2010) (Impact factor 0.117)paper

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "Contextual Affect Analysis: A System for Verification of Emotion Appropriateness Supported with Contextual Valence Shifters"
  International Journal of Biometrics, Vol. 2, No. 2, 2010, pp. 134-154, Inderscience Enterprises. (Impact factor 0.814) paper(PDF, 450 kB)

• Pawel Dybala, Michal Ptaszynski, Jacek Maciejewski, Mizuki Takahashi, Rafal Rzepka and Kenji Araki:
  "Multiagent system for joke generation: Humor and emotions combined in human-agent conversation"
  Journal of Ambient Intelligence and Smart Environments, Vol. 2, Thematic Issue on Computational Modeling of Human-Oriented Knowledge within Ambient Intelligence, pp. 31-48, 2010. (Impact factor 2.759) paper

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "Activating Humans with Humor - A Dialogue System that Users Want to Interact With"
  IEICE Transactions on Information and Systems, Special Issue on "Natural Language Processing and its Applications", Vol. E92-D, No. 12 (December), pp. 2394-2401, 2009. (Impact factor 0.695) paper

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "A System for Affect Analysis of Utterances in Japanese Supported with Web Mining"
  Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, Special Issue on Kansei Retrieval, 知能と情報(日本知能情報ファジィ学会誌)特集「感性検索」, Vol. 21, No. 2 (April), pp. 30-49 (194-213), 2009. paper

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[International Conferences]

• Kairi Takano, Michal Ptaszynski, Fumito Masui
  "Reading Estimation of “Kirakira-Names” Using Language Models"
  International Conference on Computing and Communication Technologies (RIVF 2024), pp. ??-??, December 21-23, 2024, Da Nang, Vietnam.

• Nicholas Overacker, Michal Ptaszynski, Fumito Masui
  "Phonetic to morphemic text conversion of a Very Low Resource Language using the ByT5-small Transformer Model"
  International Conference on Computing and Communication Technologies (RIVF 2024), pp. ??-??, December 21-23, 2024, Da Nang, Vietnam.

• Chang Zi Shen, Michal Ptaszynski, Fumito Masui
  "Preliminary research on automatic data augmentation for irony detection"
  International Conference on Computing and Communication Technologies (RIVF 2024), pp. ??-??, December 21-23, 2024, Da Nang, Vietnam.

• Maxime Kouassi, Michal Ptaszynski, Fumito Masui
  "Towards Optimizing Espresso Extraction: Which Perceived Espresso Features Correlate with Overall Subjective Satisfaction?"
  International Conference on Computing and Communication Technologies (RIVF 2024), pp. ??-??, December 21-23, 2024, Da Nang, Vietnam.

• Nick Overacker, James Stine, Michal Ptaszynski, Shingo Yoshizawa, Miho Kobayashi
  "Stixu: An Open-Source Idea for Planning and Implementing Integrated Circuit Layouts Efficiently"
  IEEE TENCON 2024, pp. ??-??, 1-4 December 2024, Singapore.

• Kinga Lasek, Michal Ptaszynski, Fumito Masui
  "Towards Japanese Dialect-aware Chatbot: Adapting NLP Models for Japanese Dialect Variation"
  The Pacific Rim International Conference on Artificial Intelligence (PRICAI 2024), The 9th Workshop on Linguistic and Cognitive Approaches to Dialog Agents pp. ??-??, November 19, 2024, Kyoto.

• Tanjim Mahmud, Michal Ptaszynski, Fumito Masui
  "Leveraging Explainable AI and Sarcasm Features for Improved Cyberbullying Detection in Multilingual Settings"
  2024 IEEE Digital Platforms and Societal Harms (DPSH), pp. ??-??, October 14-15, 2024, Washington, DC, USA.

• Nick Overacker, Michal Ptaszynski, Karol Nowakowski
  "Overcoming Technological Barriers to Language Revitalization"
  International Seminar: Decolonizing Futures: Transforming an Era of Environmental Catastrophe, Poverty, Hatred, Discrimination and Violence into an Era of Hope (CEMiPoS 2024), 12-15 July 2024, Nago, Okinawa.

• Abu Nowhash Chowdhury, Michal Ptaszynski
  "nowhash at SemEval-2024 Task 4: Exploiting Fusion of Transformers for Detecting Persuasion Techniques in Multilingual Memes"
  Proceedings of the 18th International Workshop on Semantic Evaluation (SemEval-2024), Mexico City, Mexico, June 20-21, 2024 paper

• Michal Ptaszynski
  "Advancements in Technology-Supported Cyberbullying Detection and Mitigation: A Comprehensive Overview and Future Directions"
  International Conference on Cyberbullying: Theory, Research, Solutions 2024 (CICY 2 -- Colloque international sur le cyberharcèlement), Poznań, June 3-4, 2024. slides

• Yoko Nakajima, Masamune Yuki, Michal Ptaszynski, Hirotoshi Honma, Tomoyoshi Akiba, Fumito Masui
  "Proposal for the Support Method Presentation Model Utilizing Nursing Home Insights"
  2024 9th International Conference on Business and Industrial Research (ICBIR 2024), 23 - 24 May 2024, Bangkok, Thailand. Proceedings

• Tanjim Mahmud, Michal Ptaszynski, Fumito Masui
  "Deep Learning Hybrid Models for Multilingual Cyberbullying Detection: Insights from Bangla and Chittagonian Languages"
  26th International Conference on Computer and Information Technology (ICCIT 2023), pp. 1-6, Cox's Bazar, Bangladesh, December 13-15, 2023.

• Zhenzhen Liu, Fumito Masui, Michal Ptaszynski
  "Comparison of Japanese and Chinese Tourists’ Motivations to Tourism Spots in Japan based on Statistical Analysis of Tourist Reviews"
  7th World Research Summit for Hospitality and Tourism, 8-11 December 2023, Rosen College of Hospitality Management, Orlando Florida, USA

• Kouki Ishitoya, Fumito Masui, Hitoshi Yanagi, Michal Ptaszynski and Shimpei Aihara
  "Development of a Method for Reproducing Measured Orbital Data of Curling Stone by VR Technology"
  11th International Conference on Sport Sciences Research and Technology Support (icSPORTS 2023), pp. 61-69, Lisbon, Portugal, Nov 16, 2023 - Nov 17, 2023.

• Yutaka Kondo, Hitoshi Yanagi, Michal Ptaszynski, Shimpei Aihara, Fumito Masui
  "Statistical Analysis of Recent Rule Revision Effects for Tactical and Strategic Elements in Curling"
  11th International Conference on Sport Sciences Research and Technology Support (icSPORTS 2023), pp. 70-81, Lisbon, Portugal, Nov 16, 2023 - Nov 17, 2023.

• Karol Nowakowski, Michal Ptaszynski
  "Improving Low-Resource Speech Recognition through Multilingual Fine-Tuning with Language Identifiers and Self-Training"
  ROCLING 2023: The 35rd Conference on Computational Linguistics and Speech Processing, Taipei, Taiwan, October 20-21, 2023

• Juuso Eronen, Michal Ptaszynski, Karol Nowakowski, Zheng Lin Chia, Fumito Masui
  "Improving Polish to English Neural Machine Translation with Transfer Learning: Effects of Data Volume and Language Similarity"
  Workshop on Multilingual, Multimodal and Multitask Language Generation (Multi3Generation), June 15th, 2023, Tampere, Finland

• Michal Ptaszynski
  "The reality of dealing with bullying and harassment in Japan"
  Land of the Rising or Setting Sun? Challenges facing Japan in the third decade of the 21st century, May 10th, 2023, Institute of the Middle and Far East, Jagiellonian University, Poland and ONLINE, slides

• Tanjim Mahmud, Michal Ptaszynski, Fumito Masui
  "Vulgar Remarks Detection in Chittagonian Dialect of Bangla"
  The Fourth Workshop on Processing Emotions, Decisions and Opinions (EDO 2023), Proceedings of LTC 2023. pp. 171--175, held at LTC 2023, April 21-23, 2023, Poznan, Poland and ONLINE

• Nor Saiful Azam Bin Nor Azmi, Michal Ptaszynski, Juuso Eronen, Karol Nowakowski, Fumito Masui
  "Token and Part-of-Speech Fusion for Pretraining of Transformers with Application in Automatic Cyberbullying Detection"
  The Fourth Workshop on Processing Emotions, Decisions and Opinions (EDO 2023), Proceedings of LTC 2023. pp. 201--205, held at LTC 2023, April 21-23, 2023, Poznan, Poland and ONLINE

• Lu Wang, Michal Ptaszynski, Pawel Dybala, Yuki Urabe, Rafal Rzepka, Fumito Masui
  "Improving Performance of Affect Analysis System by Expanding Affect Lexicon"
  The Fourth Workshop on Processing Emotions, Decisions and Opinions (EDO 2023), Proceedings of LTC 2023. pp. 314--319, held at LTC 2023, April 21-23, 2023, Poznan, Poland and ONLINE

• Michal Ptaszynski
  "Opportunities to use automatic detection methods for race- and nationality-based online harassment"
  Cost Action 18115 TRIBES “Transnational Collaboration on Bullying, Migration and Integration at School Level”, Belgrade, Serbia, 29-30 March 2023. video

• Tanjim Mahmud, Sudhakar Das, Michal Ptaszynski, Mohammad Shahadat Hossain, Karl Andersson, Koushick Barua
  "Reason Based Machine Learning Approach to Detect Bangla Abusive Social Media Comments"
  The 5th International Conference on Intelligent Computing & Optimization 2022 (ICO-2022), Hybrid (Virtual + Hua Hin, Thailand), October 27-28, 2022.

• Juuso Eronen, Michal Ptaszynski, Fumito Masui
  "Zero-Shot Cross-Lingual Transfer Language Selection Using Linguistic Similarity"
  Information Processing & Management Conference 2022 (IP&MC 2022), Online, Live and On-demand, 20-21 October 2022.

• Karol Nowakowski, Michal Ptaszynski, Kyoko Murasaki, Jagna Nieuważny
  "Adapting Multilingual Speech Representation Model for a New, Underresourced Language through Multilingual Fine-tuning and Continued Pretraining"
  Information Processing & Management Conference 2022 (IP&MC 2022), Online, Live and On-demand, 20-21 October 2022.

• Liu Zhenzhen, Fumito Masui, Michal Ptaszynski
  "Examination of Focus Point Extraction Method from Inbound Tourism Reviews Using N-gram Patterns and Motivation Factors of Tourists"
  Information Processing & Management Conference 2022 (IP&MC 2022), Poster Session, Online, Live and On-demand, 20-21 October 2022.

• Yuto Oikawa, Michal Ptaszynski and Fumito Masui
  "AI Training for Thunderstorm Training: Better Situational Awareness for Disaster Tweets Using Context and Emotions"
  The Eighth Linguistic and Cognitive Approaches to Dialog Agents (LaCATODA 2022), held at the 10TH International Conference on Affective Computing & Intelligent Interaction (ACII 2022), 18 -- 21 October, 2022, Nara Japan & Virtual., GitHub, HuggingFace 🤗

• Michal Ptaszynski
  "Good practices in automatic cyberbullying detection"
  International Conference on Online Harm Prevention (ICOHP 2022), 28--29 September, 2022, Gdańsk / Online, slides, infographics, Day 1, Day 2,

• Yuto OIKAWA, Michal PTASZYNSKI and Fumito MASUI
  "Disaster Tweet Classification for Damage Assessment and Its Improvement With Feature Analysis"
  The International Workshop on Modern Science and Technology 2021 (IWMST 2021), August, 2021, Kitami, Japan.

• Juuso ERONEN, Michal PTASZYNSKI and Fumito MASUI
  "Comparing Performance of Different Linguistically-Backed Word Embeddings for Cyberbullying Detection"
  The International Workshop on Modern Science and Technology 2021 (IWMST 2021), August, 2021, Kitami, Japan.

• Shun TERASHITA, Fumito MASUI and Michal PTASZYNSKI
  "Improvement of Quantitative Learner's Motivation Method by Optimizing the Combination of The Elements"
  The International Workshop on Modern Science and Technology 2021 (IWMST 2021), August, 2021, Kitami, Japan.

• Zhenzhen LIU, Fumito MASUI and Michal PTASZYNSKI
  "Supporting Inbound Tourism ㏌ Hokkaido: Keyword Extraction and Focus Point Analysis From Spot Reviews"
  The International Workshop on Modern Science and Technology 2021 (IWMST 2021), August, 2021, Kitami, Japan.

• Victor SILAA, Fumito MASUI and Michal PTASZYNSKI
  "Automatic Sentiment Score Generation Method For Sightspots Review System"
  The International Workshop on Modern Science and Technology 2021 (IWMST 2021), August, 2021, Kitami, Japan.

• Juuso Eronen, Michal Ptaszynski, Fumito Masui, Gniewosz Leliwa, Michal Wroczynski
  "Exploring the Potential of Feature Density in Estimating Machine Learning Classifier Performance with Application to Cyberbullying Detection"
  The 7th Workshop on Linguistic and Cognitive Approaches to Dialog Agents (LaCATODA 2021) collocated with IJCAI 2021,August 21--26th, 2021, Montreal, Canada.

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui
  "Spicing up the Game for Underresourced Language Learning: Preliminary Experiments with Ainu Language-speaking Pepper Robot"
  The 6st Workshop on Linguistic and Cognitive Approaches to Dialog Agents (LaCATODA 2020) collocated with IJCAI 2020, January 8, 2021, Online, Japan.

• Juuso Eronen, Michal Ptaszynski, Fumito Masui, Gniewosz Leliwa, Michal Wroczynski, Mateusz Piech and Alexander Smywinski-Pohl
  "Initial Study into Application of Feature Density and Linguistically-backed Embeddings to Improve Machine Learning-based Cyberbullying Detection"
  The 6st Workshop on Linguistic and Cognitive Approaches to Dialog Agents (LaCATODA 2020) collocated with IJCAI 2020, January 8, 2021, Online, Japan.

• Kenji Ryu, Michal Ptaszyński, Fumito Masui
  "Epistolary Education in 21st Century: A System to Support Composition of E-mails by Students to Superiors in Japanese"
  COLING'2020 Demo Session, December 8-13, 2020, Online

• Jagna Nieuważny, Karol Nowakowski, Michal Ptaszyński, Fumito Masui, Rafal Rzepka, Kenji Araki
  "Does change in ethical education influence core moral values? Towards culture-aware morality model"
  2020 Annual International Conference on Brain-Inspired Cognitive Architectures for Artificial Intelligence (BICA*AI 2020), Natal, Brazil, held on October 10-11 and November 10-15 as a virtual-only event.

• Ali Bakdur, Fumito Masui, Michal Ptaszynski
  "Predicting University Students' Public Transport Preferences for Sustainability Improvement"
  Proceedings of SAI Intelligent Systems Conference 2020, IntelliSys 2020: Intelligent Systems and Applications, Advances in Intelligent Systems and Computing, vol 1251. Springer, Cham, pp. 362–376, September 03-04, 2020, Amsterdam.

• Chia Zheng Lin, Michal Ptaszynski, Masui Fumito, Gniewosz Leliwa, Michal Wroczynski
  "A Study in Practical Solutions to Sarcasm Detection with Machine Learning and Knowledge Engineering Techniques"
  Proceedings of 2020 AAAI Spring Symposium Series, Symposium on Combining Machine Learning and Knowledge Engineering in Practice (AAAI-MAKE 2020), March 23-25, 2020, Stanford University, Palo Alto, California, USA

• Michal Ptaszynski
  "Automatic Cyberbullying Detection: A ten-year struggle in trying to make Internet a safer place"
  17th International Conference - Cyberspace 2019, 29-30 November, 2019, Masaryk University, Brno, Czech Republic.

• Yoko Nakajima, Keiya Takagi, Michal Ptaszynski, Hirotoshi Honma and Fumito Masui
  "A Proposal of Prediction Method Using Word Polarity Information for Future Event Prediction Support System"
  Proceedings of 6th International Conference on Advanced Informatics: Concepts, Theory and Applications (ICAICTA 2019), 20-22 September, Yogyakarta, Indonesia.

• Michal Ptaszynski, Fumito Masui, Naoto Ishii
  "Automatically Estimating Meaning Ambiguity of Emoticons"
  Proceedings of Biologically Inspired Cognitive Architectures 2019 (BICA 2019), pp 411-416, Aug 16 – 19, 2019, Redmond, Washington.

• Jagna Nieuważny, Fumito Masui, Michal Ptaszynski, Kenji Araki, Rafal Rzepka, Karol Nowakowski
  "Emotional and Moral Impressions Associated with Buddhist Religious Terms in Japanese Blogs-Preliminary Analysis"
  Proceedings of Biologically Inspired Cognitive Architectures 2019 (BICA 2019), pp 387-392, Aug 16 – 19, 2019, Redmond, Washington. [BEST INNOVATIVE WORK] and [OUTSTANDING RESEARCH AWARD]

• Da Li, Rafal Rzepka, Michal Ptaszynski and Kenji Araki
  "Emoji-Aware Attention-based Bi-directional GRU Network Model for Chinese Sentiment Analysis"
  Proceedings of The 5th Workshop on Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA) held at the 28th International Joint Conference on Artificial Intelligence (IJCAI-19), Macao, August 10-16, 2019.

• Michal Ptaszynski, Agata Pieciukiewicz and Pawel Dybala
  "Results of the PolEval 2019 Shared Task 6: First Dataset and Open Shared Task for Automatic Cyberbullying Detection in Polish Twitter"
  Proceedings of the PolEval 2019 Workshop, held at AI&NLP Workshop Day, May 31, 2019, Warsaw, Poland video

• Łukasz Kobyliński, Maciej Ogrodniczuk, Jan Kocoń, Michał Marcińczuk, Aleksander Smywiński-Pohl, Krzysztof Wołk, Danijel Koržinek, Michał Ptaszyński, Agata Pieciukiewicz and Paweł Dybała
  "PolEval 2019 --- the next chapter in evaluating Natural Language Processing tools for Polish"
  Proceedings of 9th Language & Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics, May 17-19, 2019, Poznań, Poland

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui, Yoshio Momouchi
  "Applying Support Vector Machines to POS tagging of the Ainu Language"
  Proceedings of the Workshop on Computational Methods for Endangered Languages (ComputEL 2019), Vol. 2 , Article 4, pp. 17-23, Honolulu, Hawaii, February 26–27, 2019.

• Da Li, Rafal Rzepka, Michal Ptaszynski, Kenji Araki
  "Machine Learning Approach Considering Chinese Slang Lexicon and Emoticons for Chinese Social Media Sentiment Analysis"
  AAAI-19 Workshop on Affective Content Analysis (AffCon 2019), January 27, 2019 at Honolulu, Hawaii.

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui
  "Word n-gram based tokenization for the Ainu language"
  Proceedings of International Workshop on Modern Science and Technology (IWMST 2018), October 25-26, 2018, Wuhan, China.

• Jagna Nieuwazny, Fumito Masui, Michal Ptaszynski, Rafal Rzepka, Karol Nowakowski
  "Preliminary Statistical Analysis of Emotional and Moral Impressions Associated with Buddhist Religious Terms"
  Proceedings of International Workshop on Modern Science and Technology (IWMST 2018), October 25-26, 2018, Wuhan, China.

• Shin Okamura, Fumito Masui, Michal Ptaszynski, Hiroshi Masui, Toshikazu Kamemaru, Yasunari Maeda, Eiji Kuroda
  "Proposal of Automatic Evaluation Score Generation Method by Restaurant Reviews"
  Proceedings of International Workshop on Modern Science and Technology (IWMST 2018), October 25-26, 2018, Wuhan, China.

• Peng Long, Fumito Masui, Michal Ptaszynski
  "Analysis of Strategies for Specific Situations in Curling"
  Proceedings of International Workshop on Modern Science and Technology (IWMST 2018), October 25-26, 2018, Wuhan, China.

• Da Li, Rafal Rzepka, Michal Ptaszynski, Kenji Araki
  "Emoticon-Aware Recurrent Neural Network Model for Chinese Sentiment Analysis"
  Proceedings of The Ninth IEEE International Conference on Awareness Science and Technology (iCAST 2018), September 19 - 20, 2018, Fukuoka, Japan.

• Michal Ptaszynski
  "Sztuczna inteligencja i przetwarzanie jezykow naturalnych w walce z cyberbullyingiem: Metaanaliza dziesięciu lat badań"
  ("Artificial Intelligence and Natural Langauge Processing in Cyberbullying Mitigation: A Metaanalysis of Ten Years of Research")
  10th Educational Conference Media vs. education - Human as a mediacreator, September 17-18, 2018, Poznań, Poland.

• Naoto Ishii, Fumito Masui, Michal Ptaszynski
  "Can one emoticon say a thousand words?: Automatic estimation of meaning ambiguity of emoticons based on linguistic expressibility"
  Proceedings of 8th Language & Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics, The Second Workshop on Processing Emotions, Decisions and Opinions (EDO 2017), pp. 104-111, November 17-19, 2017, Poznań, Poland. slides (PDF, 3.89 MB), paper (PDF, 5.66 MB)

• Michal Ptaszynski, Fumito Masui, Arkadiusz Janz, Jan Kocon, Maciej Piasecki, Monika Zasko-Zielinska, Pawel Dybala
  "Three attempts in PolEval 2017 Sentiment Analysis Task"
  Proceedings of 8th Language & Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics, The Second Workshop on Processing Emotions, Decisions and Opinions (EDO 2017), pp. 117-121, November 17-19, 2017, Poznań, Poland. slides (PDF, 2.09 MB), paper (PDF, 1.9 MB)

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui
  "Improving Tokenization, Transcription Normalization and Part-of-speech Tagging of Ainu Language through Merging Multiple Dictionaries"
  Proceedings of 8th Language & Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics, Workshop on Language Technology for Less Resourced Languages (LT-LRL) 2017, pp. 317-321, November 17-19, 2017, Poznań, Poland. slides (PDF, 1.99 MB), paper (PDF, 4.82 MB)

• Ali Bakdur, Fumito Masui, Michal Ptaszynski
  "Big Data Analytics for Enrichment of Rural Area Content Tourism in Okhotsk Sub-Prefecture of Japan"
  Proceedings of International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI 2017), p. 31, October 27-31, Hualien, Taiwan. slides (PDF, 2.83 MB), abstract (PDF, 314 kB)

• Hiromu Otani, Fumito Masui, Kosuke Hirata, Hitosi Yanagi, Michal Ptaszynski
  "Advances in Curling Game Information Analysis by Considering Starting Position"
  Proceedings of 5th International Congress on Sport Sciences and Technology Support (icSPORTS 2017), pp. 89-95, October 30-31, 2017, Funchal, Madeira, Portugal. slides (PDF, 17.2 MB)

• Michal Ptaszynski, Juuso Kalevi Kristian Eronen and Fumito Masui:
  "Learning Deep on Cyberbullying is Always Better Than Brute Force"
  IJCAI 2017 3rd Workshop on Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA 2017), Melbourne, Australia, August 19-25, 2017 slides (PDF, 3.30 MB)

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui:
  "A Prototype Method for Future Event Prediction Based on Future Reference Sentence Extraction"
  IJCAI 2017 3rd Workshop on Linguistic and Cognitive Approaches to Dialogue Agents (LaCATODA 2017), Melbourne, Australia, August 19-25, 2017 slides (PDF, ?? MB)

• Michal Ptaszynski, Fumito Masui:
  "Experiments with Language Combinatorics in Language Classification: Lessons Learned and Future Implications"
  International Conference on Computer Aided Mechanical Engineering (CAME 2017), Krakow, May 25-26, 2017. slides (PDF, 3.30 MB)

• Pawel Lempa, Michal Ptaszynski, Fumito Masui:
  "The use of Genetic Algorithm to optimize Quantitative Learner's Motivation Model"
  International Conference on Computer Aided Mechanical Engineering (CAME 2017), Krakow, May 25-26, 2017. slides (PDF, 930 kB)

• Hiromu Otani, Fumito Masui, Kosuke Hirata, Hitosi Yanagi, Michal Ptaszynski
  "Analysis of Curling Team Strategy and Tactics using Curling Informatics"
  4th International Congress on Sport Sciences and Technology Support (icSPORTS 2016), pp. 182-187, November 7-9, 2016, Porto, Portugal. slides (PDF, 16 MB)

• Shinshin Ryu, Fumito Masui, Michal Ptaszynski
  "Detecting Spam Reviews on the Chinese Online Shopping Site TaoBao"
  In Proceedings of the International Workshop on Modern Science and Technology 2016, pp. 188-195, November 1-2, 2016, Taichung, Taiwan. slides (PDF, 4.02 MB)

• Michal Ptaszynski, Fumito Masui, Yoko Nakajima, Yasutomo Kimura, Rafal Rzepka, Kenji Araki
  "Detecting Cyberbullying with Morphosemantic Patterns"
  Joint 8th International Conference on Soft Computing and Intelligent Systems and 17th International Symposium on Advanced Intelligent Systems (SCIS-ISIS 2016), pp. 248-255, August 25-28, 2016, Sapporo, Japan. slides (PDF, 5.35 MB)

• Pawel Dybala, Motoki Yatsu, Michal Ptaszynski, Rafal Rzepka, Kenji Araki:
  "Towards Joking, Humor Sense Equipped and Emotion Aware Conversational Systems"
  In Proceedings of 7th International Conference on Applied Human Factors and Ergonomics (AHFE 2016), pp. 657-669, July 27-31, 2016, Florida, USA. paper (PDF, 320 kB), slides (PDF, 1.73 MB)

• Kohsuke Hirata, Fumito Masui, Hiromu Ohtani, Hitoshi Yanagi, Michal Ptaszynski
  "Analysing Roles of Position in Curling Based on Shot-scores"
  34th International Conference on Biomechanics in Sports (ISBS 2016), July 18-22, 2016, Tsukuba, Japan. (to appear) paper (PDF, 103 kB), poster (PDF, 3.87 MB), slides (PDF, 1.54 MB)

• Radoslaw Komuda, Michal Ptaszynski, Rafal Rzepka, and Kenji Araki
  "Recognizing and Converting Cockney Rhyming Slang for Cyberbullying And Crime Detection"
  IJCAI 2016 International Workshop on Language Sense on Computer, pp. ??-??, July 9th-15th, 2016, New York, USA. paper (PDF, 210 kB), slides (PDF, 2.51 MB)

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui
  "Application of Future Sentence Reference Extraction in Support of Future Event Prediction"
  IJCAI 2016 International Workshop on Language Sense on Computer, pp. 81-88, July 9th-15th, 2016, New York, USA. paper (PDF, 222 kB), slides (PDF, 4.53 MB)

• Suzuha Hatakeyama, Fumito Masui, Michal Ptaszynski, Kazuhide Yamamoto:
  "Statistical analysis of automatic seed word acquisition to improve harmful expression extraction for cyberbullying detection"
  International Conference on Advanced Technology Innovation 2016 (ICATI2016), p. 3, June 30-July 03, 2016, Bali, Indonesia. paper (PDF, 390 kB), slides (PDF, 3.73 MB)

• Pawel Lempa, Michal Ptaszynski, Fumito Masui:
  "Cyberbullying Blocker Application for Android"
  In Proceedings of 7th Language & Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics (LTC'15), The First Workshop on Processing Emotions, Decisions and Opinions (EDO 2015), pp. 408-412, November 27-29, 2015, Poznan, Poland. paper (PDF, 1.04 MB), slides (PDF, 1.15 MB)

• Michal Ptaszynski, Fumito Masui, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Extracting Patterns of Harmful Expressions for Cyberbullying Detection"
  In Proceedings of 7th Language & Technology Conference: Human Language Technologies as a Challenge for Computer Science and Linguistics (LTC'15), The First Workshop on Processing Emotions, Decisions and Opinions (EDO 2015), pp. 370-375, November 27-29, 2015, Poznan, Poland. paper (PDF, 911 kB), slides (PDF, 3.67 MB)

• Suzuha Hatakeyama, Fumito Masui, Michal Ptaszynski, Kazuhide Yamamoto:
  "Improving Performance of Cyberbullying Detection Method with Double Filtered Point-wise Mutual Information"
  In Demo Session of The 2015 ACM Symposium on Cloud Computing 2015 (ACM-SoCC 2015), Kohala Coast, Hawai'i August 27 - 29, 2015. poster (PDF, 6.7 MB)

• Fumito Masui, Hiroki Ueno, Hitoshi Yanagi, Michal Ptaszynski:
  "Toward Curling Informatics - Digital Scorebook Development and Game Information Analysis"
  In Proceedings of 2015 IEEE Conference on Computational Intelligence and Games (IEEE CIG 2015), Tainan, Taiwan, August 31-September 2, 2015.

• Michal Ptaszynski, Fumito Masui, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Brute Force Works Best Against Bullying"
  IJCAI 2015 Workshop on Intelligent Personalization (IP 2015), Buenos Aires, July 25-31, 2015. paper (PDF, 1.12 MB), slides (PDF, 3.45 MB)

• Yoko Nakajima, Michal Ptaszynski, Fumito Masui, Hirotoshi Honma:
  "Extracting References to the Future from News using Morphosemantic Patterns"
  IJCAI 2015 Workshop on Chance Discovery, Data Synthesis, Curation and Data Market, pp. 45-52, Buenos Aires, July 25-31, 2015. paper (PDF, 247 kB), slides (PDF, 1.11 MB)

• Yoko Nakajima (Advisors: Fumito Masui, Hiroshi Yamada, Michal Ptaszynski, Hirotoshi Honma):
  "Automatic Extraction of References to Future Events from News Articles Using Semantic and Morphological Information"
  IJCAI 2015 Doctoral Consrtium, Buenos Aires, July 25-31, 2015. paper (PDF, 426 kB), slides (PDF, 1.18 MB), poster (PDF, 616 kB)

• Michal Ptaszynski, Pawel Lempa, Fumito Masui:
  "A System for the Support of Experiments in Text Classification"
  International Conference on Computer Aided Mechanical Engineering (CAME 2015), Krakow, June 29-30, 2015. slides (PDF, 3.56 MB)

• Yuka Nobuta, Fumito Masui, Michal Ptaszynski:
  "Modeling Learning Motivation of Students Based on Analysis of Class Evaluation Questionnaires"
  International Conference on Computer Aided Mechanical Engineering (CAME 2015), Krakow, June 29-30, 2015. slides (PDF, 1.9 MB)

• Yasutomo Kimura, Fumitoshi Ashihara, Arnaud Jordan, Keiichi Takamaru, Yuzu Uchida, Hokuto Ototake, Hideyuki Shibuki, Michal Ptaszynski, Rafal Rzepka, Fumito Masui and Kenji Araki:
  "Using Time Periods Comparison for Eliminating Chronological Discrepancies between Question and Answer Candidates at QALab NTCIR11 Task"
  In Proceedings of the 11th NTCIR Conference (NTCIR-11), December 9-12, 2014, Tokyo, Japan, pp. 550-555. paper (PDF, 456 kB), poster (PDF, 4.12 MB)

• Wen Luo, Fumito Masui, Michal Ptaszynski:
  "Explaining Japanese Onomatopoeia in Chinese Using Translated Paraphrases"
  In Proceedings of the International Workshop on Modern Science and Technology (IWMST), Wuhan, China, October 30-31, 2014, pp. 371-379. paper (PDF, 638 kB), poster (PDF, 551 kB)

• Michal Ptaszynski, Fumito Masui:
  "SPASS: A Scientific Paper Writing Support System"
  In Proceedings of The Third International Conference on Informatics Engineering and Information Science (ICIEIS2014), pp. 1-10, Lodz, Poland, September 22-24, 2014. paper (PDF, 622 kB), slides (PDF, 2.02 MB)

• Michal Ptaszynski, Dai Hasegawa, Fumito Masui:
  "Women Like Backchannel, But Men Finish Earlier: Pattern Based Language Modeling of Conversations Reveals Gender and Social Distance Differences"
  In Samsung HLT Young Researchers Symposium colocated with 9th International Conference on Natural Language Processing (PolTAL 2014), paper ID: 02, Warszawa, Poland, September 17-19, 2014. paper (PDF, 191 kB), poster (PDF, 7.5 MB)

• Michal Ptaszynski, Fumito Masui, Rafal Rzepka, Kenji Araki:
  "Detecting emotive sentences with pattern-based language modelling"
  In Proceedings of the 18th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems (KES2014), pp. 484-493, Gdynia, Poland, 15-17 September, 2014. paper (PDF, 317 kB), slides (PDF, 2.60 MB)

• Michal Ptaszynski, Fumito Masui, Rafal Rzepka, Kenji Araki:
  "Emotive or Non-emotive: That is The Question"
  In Proceedings of the 5th Workshop on Computational Approaches to Subjectivity, Sentiment & Social Media Analysis (WASSA 2014), pp. 59-65, held in conjunction with The 52th Annual Meeting of The Association for Computational Linguistics (ACL 2014) Conference, Baltimore, USA, June 22-27, 2014.paper (PDF, 772 kB), slides (PDF, 1.6 MB)

• Michal Ptaszynski:
  "Computational Phronesis as a Possible Path toward Machine Emotional Integrity"
  In Proceedings of the 2014 AAAI Spring Symposium Series, "Implementing Selves with Safe Motivational Systems and Self-Improvement", Stanford, USA, March 24-26, 2014. slides (PDF, 5.09 MB)

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui:
  "Investigation of Future Reference Expressions in Trend Information"
  In Proceedings of the 2014 AAAI Spring Symposium Series, "Big data becomes personal: knowledge into meaning ― For better health, wellness and well-being ―", pp. 31-38, Stanford, USA, March 24-26, 2014. paper (PDF, 413 kB), slides (PDF, 753 kB), cover slide (PDF, 292 kB)

• Yuuto Fukushima, Fumito Masui, Michal Ptaszynski, Yoko Nakajima, Keisuke Watanabe, Ryotaro Kawaishi, Taisei Nitta, Ryoya Sato:
  "Macroanalysis of Microblogs: An Empirical Study of Communication Strategies on Twitter During Disasters and Elections"
  In Proceedings of the 2014 AAAI Spring Symposium Series, "Big data becomes personal: knowledge into meaning ― For better health, wellness and well-being ―", pp. 2-9, Stanford, USA, March 24-26, 2014. paper (PDF, 2.19 MB), slides (PDF, 18.6 MB), cover slide (PDF, 2.6 MB)

• Taisei Nitta, Fumito Masui, Michal Ptaszynski, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Detecting Cyberbullying Entries on Informal School Websites Based on Category Relevance Maximization"
  In Proceedings of the 6th International Joint Conference on Natural Language Processing (IJCNLP 2013), pp. 579-586, Nagoya, Japan, October 14-18, 2013. paper (PDF, 558 kB)

• Michal Ptaszynski, Fumito Masui, Pawel Dybala, Rafal Rzepka, Kenji Araki:
  "Open Source Affect Analysis System with Extensions"
  In Proceedings of the First International Conference on Human-Agent Interaction (iHAI 2013), Sapporo, Japan, August 7-9, 2013. paper (PDF, 515 kB), poster (PDF, 7.94 MB)

• Taisei Nitta, Fumito Masui, Michal Ptaszynski, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Cyberbullying Detection Based on Category Relevance Maximization"
  In Demo Session of 20th International Conference on Language Processing and Intelligent Information Systems (LP&IIS 2013), Warsaw, Poland, June 17-18, 2013. paper (PDF, 35 kB), poster (PDF, 404 kB)

• Michal Ptaszynski, Fumito Masui and Yoshio Momouchi:
  "A Toolkit for Analysis of Ainu Language"
  In Demo Session of 20th International Conference on Language Processing and Intelligent Information Systems (LP&IIS 2013), Warsaw, Poland, June 17-18, 2013.
  paper (PDF, 36 kB), poster (PDF, 7.59 MB), slides (PDF, 953 kB)

• Michal Ptaszynski, Taisei Nitta, Fumito Masui, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Automatically detecting cyberbullying on the Internet using methods from the fields of Artificial Intelligence and Natural Language Processing"
  The First Symposium on Cyberbullying, E-crimes and Unethical Behavior on the Internet (CBEC), 14th June, 2013, Torun, Poland. slides (PDF, 37.9 MB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi:
  "Automatically Annotating A Five-Billion-Word Corpus of Japanese Blogs for Affect and Sentiment Analysis"
  In Proceedings of the 3rd Workshop on Computational Approaches to Subjectivity and Sentiment Analysis (WASSA 2012), pp. 89-98, held in conjuntion with The 50th Annual Meeting of The Association for Computational Linguistics (ACL 2012) Conference, Jeju, Korea, July 8-14, 2012. paper (PDF, 818 kB), slides (PDF, 5.03 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka, Kenji Araki and Yoshio Momouchi:
  "YACIS: A Five-Billion-Word Corpus of Japanese Blogs Fully Annotated with Syntactic and Affective Information"
  In Proceedings of The AISB/IACAP World Congress 2012 in Honour of Alan Turing, 2nd Symposium on Linguistic and Cognitive Approaches To Dialog Agents (LaCATODA 2012), pp. 40-49, 2-6 July 2012, University of Birmingham, Birmingham, UK. paper (PDF, 2.71 MB), slides (PDF, 4.65 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Kohichi Sayama
  "Emotion Valence Shifts in Humorous Metaphor Misunderstandings Generation"
  In Proceedings of The AISB/IACAP World Congress 2012 in Honour of Alan Turing, 2nd Symposium on Linguistic and Cognitive Approaches To Dialog Agents (LaCATODA 2012), pp. 50-54, 2-6 July 2012, University of Birmingham, Birmingham, UK. paper (PDF, 1.12 MB), slides (PDF, 2.89 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Kohichi Sayama:
  "Beyond Conventional Recognition: Concept of a Conversational System Utilizing Metaphor Misunderstanding as a Source of Humor"
  In Proceedings of The 26th Annual Conference of the Japanese Society for Artificial Intelligence, International Organized Session on "Alan Turing Year Special Session on AI Research That Can Change The World", 12-15 June 2012, Yamaguchi, Japan. paper (PDF, 1.1 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Kohichi Sayama:
  "Emotion Recognition in Humorous Human-computer Communication: A Conversational System Using Humor According to Use Emotions"
  In Proceedings of The 6th Conference on Language, Discourse, and Cognition (CLDC 2012), Taiwan, May 2012.

• Jacek Maciejewski, Michal Ptaszynski, Pawel Dybala:
  "Developing a Large-Scale Corpus for Natural Language Processing and Emotion Processing Research in Japanese"
  In Proceedings of the International Workshop on Modern Science and Technology (IWMST), Kitami, Japan/September 2010, pp. 192-195. paper

• Michal Ptaszynski, Jacek Maciejewski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "CAO: A Fully Automatic Emoticon Analysis System"
  In Proceedings of The Twenty-Fourth AAAI Conference on Artificial Intelligence (AAAI-10), pp. 1026-1032, July 11 - 15, 2010, Atlanta, Georgia, USA paper (PDF, 681 kB), slides (PDF, 11 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Multi-humoroid: Joking System That Reacts With Humor To Humans' Bad Moods"
  In Proceedings of The Ninth International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2010), Toronto, Canada, pp. 1433-1434. paper

• Michal Ptaszynski, Pawel Dybala, Tatsuaki Matsuba, Fumito Masui, Rafal Rzepka and Kenji Araki：
  "Machine Learning and Affect Analysis Against Cyber-Bullying"
  In Proceedings of The Thirty Sixth Annual Convention of the Society for the Study of Artificial Intelligence and Simulation of Behaviour (AISB-10), 29th March - 1st April 2010, De Montfort University, Leicester, UK, pp. 7-16, 2010. paper (PDF, 3.03 MB), slides (PDF, 6.5 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "Forgetful and Emotional: Recent Progress in Development of Dynamic Memory Management System for Conversational Agents"
  In Proceedings of The Thirty Sixth Annual Convention of the Society for the Study of Artificial Intelligence and Simulation of Behaviour (AISB-10), 29th March - 1st April 2010, De Montfort University, Leicester, UK, pp. 32-38, 2010. paper (PDF, 4.51 MB), slides (PDF, 3.54 MB)

• Radoslaw Komuda, Michal Ptaszynski, Rafal Rzepka and Kenji Araki：
  "An idea of a web-crowd based moral reasoning agent"
  In Proceedings of The Thirty Sixth Annual Convention of the Society for the Study of Artificial Intelligence and Simulation of Behaviour (AISB-10), Symposium on Linguistic and Cognitive Approaches to Dialog Agents, March 29 - April 1, 2010, Leicester, UK, pp. 17-19.

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Chain of Events: Multi-stage Approach to Humor and Emotions in HCI"
  In Proceedings of The Thirty Sixth Annual Convention of the Society for the Study of Artificial Intelligence and Simulation of Behaviour (AISB-10), Symposium on Linguistic and Cognitive Approaches to Dialog Agents, March 29 - April 1, 2010, Leicester, UK, pp. 53-58.

• Michal Ptaszynski, Pawel Dybala, Radoslaw Komuda, Rafal Rzepka and Kenji Araki：
  "Development of Emoticon Database for Affect Analysis in Japanese"
  In Proceedings of The 2010 International Symposium on Global COE Program of Center for Next-Generation Information Technology Based on Knowledge Discovery and Knowledge Federation (GCOE-NGIT 2010), Hokkaido University, Sapporo, Japan, January 18-20, pp. 203-204, 2010.paper (PDF, 2.03 MB), poster (PDF, 3.9 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Computers with personalized sense of humor"
  In Proceedings of The 2010 International Symposium on Global COE Program of Center for Next-Generation Information Technology Based on Knowledge Discovery and Knowledge Federation (GCOE-NGIT 2010), Hokkaido University, Sapporo, Japan, January 18-20, pp. 205-206, 2010.

• Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "A Pragmatic Approach to Implementation of Emotional Intelligence in Machines"
  The AAAI 2009 Fall Symposium on Biologically Inspired Cognitive Architectures (BICA-09), Washington, D.C., USA, November 5 - 7, 2009 paper (PDF, 105kB), slides (PDF, 2,5 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki:
  "Affecting Corpora:Experiments with Automatic Affect Annotation System - A Case Study of the 2channel Forum -"
  The Conference of the Pacific Association for Computational Linguistics (PACLING-09), September 1-4, 2009, Hokkaido University, Sapporo, Japan, pp. 223-228. slides (PDF, 5,29 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "Crossing Word Borders - Towards Phrasal Pun Generation Engine"
  The Conference of the Pacific Association for Computational Linguistics (PACLING-09), September 1-4, 2009, Hokkaido University, Sapporo, Japan, pp. 242-247.

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "Conscience of Blogs: Verifying Contextual Appropriateness of Emotions Basing on Blog Contents"
  The Fourth International Conference on Computational Intelligence (CI 2009), August 17 - 19, 2009, Honolulu, Hawaii, USA, pp. 1-6. slides (PDF, 10,1 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "Getting Closer to Human Level - Human Likeness and its Relation to Humor in Non-task Oriented Dialogue Systems"
  The Fourth International Conference on Computational Intelligence (CI 2009), August 17 - 19, 2009, Honolulu, Hawaii, USA, pp. 7-14.

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "Shifting Valence Helps Verify Contextual Appropriateness of Emotions"
  The IJCAI-09 Workshop on Automated Reasoning about Context and Ontology Evolution (ARCOE-09), in Working Notes of Twenty-first International Joint Conference on Artificial Intelligence (IJCAI-09), Pasadena, California, USA, 2009, pp. 19-21 paper (PDF, 169 kMB), slides (PDF, 3.04 MB)

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "Towards Context Aware Emotional Intelligence in Machines: Computing Contextual Appropriateness of Affective States"
  In Proceedings of Twenty-first International Joint Conference on Artificial Intelligence (IJCAI-09), Pasadena, California, USA, 2009, pp. 1469-1474 paper (PDF, 1.00 MB), slides (PDF, 7.15 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "Subjective, But Not Worthless - Non-linguistic Features of Chatterbot Evaluations"
  The 6th IJCAI Workshop on Knowledge and Reasoning in Practical Dialogue Systems, in Working Notes of Twenty-first International Joint Conference on Artificial Intelligence (IJCAI-09), Pasadena, California, USA, 2009, pp. 87-92

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Humoroids - Conversational Agents That Induce Positive Emotions with Humor"
  In Proc. of 8th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS 2009), Decker, Sichman, Sierra, and Castelfranchi (eds.), May, 10-15., 2009, Budapest, Hungary, pp. 1171-1172. paper

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Humorized Computational Intelligence: Towards User-Adapted Systems with a Sense of Humor"
  In M. Giacobini et al. (Eds.): EvoWorkshops 2009, LNCS 5484, pp. 452-461, Springer-Verlag Berlin Heidelberg, 2009.paper

• Rafal Rzepka, Pawel Dybala, Wenhan Shi, Shinsuke Higuchi, Michal Ptaszynski and Kenji Araki：
  "Serious Processing for Frivolous Purpose - A Chatbot Using Web-mining Supported Affect Analysis and Pun Generation"
  Proceedings of IUI'09 - International Conference on Intelligent User Interfaces, pp 487-488, Sanibel Island, FL, USA. (ACM Press)paper

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "Development of Corpus for Affect Analysis in Japanese"
  In Proceedings of The 2nd International Symposium on Global COE Program of Center for Next-Generation Information Technology Based on Knowledge Discovery and Knowledge Federation (GCOE-NGIT 2009), Hokkaido University, Sapporo, Japan, January 20-21, 2009. paper (PDF, 248kB), poster (PDF, 2.3MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Conversational Agents Can Joke"
  In Proceedings of The 2nd International Symposium on Global COE Program of Center for Next-Generation Information Technology Based on Knowledge Discovery and Knowledge Federation (GCOE-NGIT 2009), Hokkaido University, Sapporo, Japan, January 20-21, 2009.

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki：
  "How to find love in the Internet? Applying Web mining to affect recognition from textual input"
  Proceedings of the 2008 Empirical Methods for Asian Languages Processing Workshop (EMALP'08)
  at The Tenth Pacific Rim International Conference on Artificial Intelligence (PRICAI'08), pp. 67-79, Hanoi, Vietnam, December 2008. slides (PDF, 2.35MB)

• Michal Ptaszynski, Pawel Dybala, Michal Ptaszynski, Shinsuke Higuchi, Rafal Rzepka and Kenji Araki：
  "Affect-as-Information Approach to a Sentiment Analysis Based Evaluation of Conversational Agents"
  Proceedings of the 2008 International Conference on Intelligent Agents, Web Technologies & Internet Commerce (IAWTIC'08), pp. 896-901, Vienna, Austria, December 2008. slides (PDF, 4.2MB)

• Michal Ptaszynski, Pawel Dybala, Shinsuke Higuchi, Rafal Rzepka and Kenji Araki：
  "Affect as Information about Users' Attitudes to Conversational Agents"
  Second International Workshop on Human Aspects in Ambient Intelligence (HAI'08) in Proceedings of the 2008 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology (WI-IAT'08), pp. 459-500, Sydney, Australia, December 2008. slides (PDF, 2.13MB)

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki：
  "Disentangling emotions from the Web. Internet in the service of affect analysis"
  Proceedings of the Second International Conference on Kansei Engineering & Affective Systems (KEAS'08), pp 51-56, Nagaoka, Japan, November 2008. [BEST STUDENT PAPER AWARD] slides (PDF, 1.4MB)

• Pawel Dybala, Michal Ptaszynski, Shinsuke Higuchi, Rafal Rzepka and Kenji Araki：
  "Humor Prevails! - Implementing a Joke Generator into a Conversational System"
  In: Springer-Verlag Lecture Notes in Artificial Intelligence (LNAI), Vol. 5360, pp. 214-225, Berlin-Heidelberg, 2008. paper

• Rafal RZEPKA, Shinsuke HIGUCHI, Michal PTASZYNSKI, Kenji ARAKI：
  "Straight Thinking Straight from the Net - On the Web-based Intelligent Talking Toy Development"
  The Proceedings of the IEEE International Conference on Systems, Man and Cybernetics (SMC'08), pp. 2172-2176, Singapore, October 2008.

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "Extracting Dajare Candidates from the Web - Japanese Puns Generating System as a Part of Humor Processing Research"
  The Proceedings of the First International Workshop on Laughter in Interaction and Body Movement (LIBM'08), pp. 46-51, Asahikawa, Japan, June 2008.

back to top

[Local Conferences, Workshops and Symposia]

• 阿部 貴駿, 中島 陽子, 本間 宏利, Michal Ptaszynski, 桝井 文人, 秋葉 友良
  外国人介護士のためのオノマトペ辞書への画像追加手法の検討
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 72-75, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex).

• 今井 涼太, Nick Overacker, Karol Nowakowski, Michal Ptaszynski
  アイヌ語文章のデータ拡張による機械翻訳の性能改善に関する研究
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 64-67, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• 中嶋 悠太, プタシンスキ ミハウ, 桝井 文人
  レビューの有用性における特徴分析およびTransformersを用いたレビューの有用性判定
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 55-63, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• 高野 海里, プタシンスキ・ミハウ, 桝井 文人
  言語モデルを用いたキラキラネームの読み方推定
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 49-54, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• 重延 宙, プタシンスキ・ミハウ, 桝井 文人
  説明可能な皮肉分析を目的としたトークン分類による皮肉文の構成要素に関する研究
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 45-48, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• Daichi Azuma, Michal Ptaszynski, Fumito Masui
  ニュース記事における欺瞞的な表現の検出
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 41-44, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex).

• 酒井 伴彰, プタシンスキ・ミハウ, 桝井 文人, Chia Zheng Lin
  Seq2Seqを用いた顔文字の自動抽出に関する研究
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 37-40, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• Kinga Lasek, Michal Ptaszynski, Fumito Masui
  Enhancing Japanese Dialect Awareness in NLP: Model Evaluation and Insights
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 21-27, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• Shum Kit May, Michal Ptaszynski, Fumito Masui
  Big Five Personality Traits Prediction Based on User Comments
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 16-20, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex).

• Chang ZiShen, Michal Ptaszynski, Fumito Masui, Dan Shunsuke
  Preliminary research on automatic data augmentation for irony detection
  北海道NLPミーティング／言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2024), pp. 9-15, 2024.09.28-29, 釧路, slides, recording (Live), recording (Webex), model @ HuggingFace 🤗.

• 河邉裕也, 柳等, プタシンスキ・ミハウ, 相原伸平, 桝井文人
  実対戦データを用いたカーリングAIの開発
  カーリング科学シンポジウム2024, 2024.03.19-20, 調布市.

• 有賀 智貴, 柳等, プタシンスキ ミハウ, 相原伸平, 桝井文人
  PCAを用いたカーリングにおけるデリバリー動作の特徴抽出
  日本機械学会シンポジウム スポーツ工学・ヒューマンダイナミックス 2023, 2023.11.10-12, 名古屋.

• 河邉裕也, 柳等, プタシンスキ ミハウ, 相原伸平, 桝井文人
  実データを用いた戦術推論AIの構築に向けて
  日本機械学会シンポジウム スポーツ工学・ヒューマンダイナミックス 2023, 2023.11.10-12, 名古屋.

• 重延 宙，プタシンスキ・ミハウ，桝井 文人
  説明可能な皮肉分析を目的としたトークン分類による皮肉文の構成要素に関する研究
  言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2023), pp. 1-6, 2023.09.30, 札幌.

• 高野 海里，プタシンスキ・ミハウ，桝井 文人
  利用規約 QA データセットを用いた Encoder-Decoder 型言語モデルの性能評価
  言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2023), pp. 7-10, 2023.09.30, 札幌.

• 中嶋 悠太，プタシンスキ ミハウ ，桝井 文人
  レビューの有用性に関する調査及びレビュー文の情報量スコアの提案
  言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2023), pp. 21-30, 2023.09.30, 札幌.

• Chang Zishen, Michal Ptaszynski, Fumito Masui, Dan Shunsuke
  皮肉検出のためのデータの自動拡張における基礎研究
  言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2023), pp. 31-35, 2023.09.30, 札幌.

• Mujahid Khalifah, Michal Ptaszynski, Fumito Masui
  Emotional Text-To-Speech Using Artificially Augmented Dataset
  言語獲得と理解研究会報告 LAU Technical Reports (LAU Summer 2023), pp. 36-41, 2023.09.30, 札幌.

• 工藤玲己, 近藤大, 柳等, プタシンスキ・ミハウ, 相原伸平, 桝井文人
  2023年全農カーリング日本選手権大会の試合分析に関する一考察
  第4回冬季スポーツ科学シンポジウム, 2023.09.30-10.01, 北見市.

• 今関理人，桝井文人，プタシンスキ・ミハウ
  カーリング体験観光におけるVRコンテンツの有効性に関する実験的検証
  観光情報学会　第23回研究発表会, 2023.03.25, 長崎.

• Karol Nowakowski, Michal Ptaszynski, 村崎恭子, Jagna Nieuważny
  危機言語の記録保存のための情報処理技術 ―アイヌ語の音声解析技術に着目して―
  第14回琉球継承言語研究会シンポジウム Ryukyuan Heritage Language Society Symposium 2023, 2023.03.25-26, 沖縄 & ONLINE.

• 石戸谷公貴, 桝井文人, 柳等, プタシンスキ・ミハウ
  ストーントラッキングシステムの測定データを可視化するVR環境の構築
  カーリング科学シンポジウム2023, 2023.03.20, 調布市及びオンライン.

• 近藤大, 桝井文人, 柳等, プタシンスキ・ミハウ
  カーリングにおける規則変更が及ぼす戦術要素への影響と考察
  カーリング科学シンポジウム2023, 2023.03.20, 調布市及びオンライン.

• 高野海里, プタシンスキ・ミハウ, 桝井文人
  利用規約における QA データセットの作成及び検証
  言語処理学会 第29回年次大会 発表論文集, pp. 2902--2907, 2023.03.13-18, 沖縄 & ONLINE, dataset @ HuggingFace 🤗

• 結城政宗, 中島陽子, 本間宏利, M. Ptaszynski, 桝井文人, 秋葉友良
  介護事例データベースを用いた介護支援提示モデルの構築
  言語処理学会 第29回年次大会 発表論文集, pp. 171--175, 2023.03.13-18, 沖縄 & ONLINE.

• 近藤大，桝井文人，柳等，プタシンスキ・ミハウ
  PCAを用いたカーリング戦術要素の分析と考察
  第3回冬季スポーツ科学シンポジウム, 2022.10.2, 北見市／オンライン

• 石戸谷公貴, 桝井文人, 柳等，プタシンスキ・ミハウ
  複数システムから得たカーリング競技データをVR空間上に統合する手法の開発
  第3回冬季スポーツ科学シンポジウム, 2022.10.2, 北見市／オンライン

• 柴田祥伍, プタシンスキミハウ, エロネンユーソ, ノヴァコフスキカロル, 桝井文人
  日本語大規模ブログコーパスYACIS に基づいたELECTRA事前学習済み言語モデルの作成及び性能評価
  言語処理学会 第28回年次大会 発表論文集, 2022.03.14-18, ONLINE, model @ HuggingFace 🤗

• Mujahid Khalifah, Michal Ptaszynski, Fumito Masui
  A Method for Parallel Corpus Extraction from Wikipedia for Direct Japanese-Arabic Neural Machine Translation
  言語獲得と理解研究会, 2022.01.17, ONLINE / Sapporo.

• 劉 真真，桝井文人，寺下 俊，プタシンスキ・ミハウ
  n-gramパターンと観光動機を利用したインバウンド観光レビューからのフォーカスポイント抽出手法の検討
  観光情報学会第17回全国大会, 2021.11.20, オンライン

• 武尾涼子，桝井文人，プタシンスキ・ミハウ，升井洋志
  宿泊者向けアンケートと宿泊客レビューの解析に基づく宿泊施設の取り組み分析
  観光情報学会第17回全国大会, 2021.11.20, オンライン

• 津端俊尚, 桝井文人, 河邉裕也, 柳等, プタシンスキ・ミハウ
  実対戦データに基づいたカーリング戦術推論手法の提案
  第2回冬季スポーツ科学シンポジウム, 2021.10.24, 北見市

• 近藤大, 桝井文人, 柳等, プタシンスキ・ミハウ
  得失点機会からみたカーリング戦術面の分析
  第2回冬季スポーツ科学シンポジウム, 2021.10.24, 北見市

• 寺下 俊，桝井 文人，プタシンスキ ミハウ
  多変量解析導入による学習意欲定量化手法の改良
  日本教育工学会 2021年春季全国大会 (JSET), 関西学院大学／オンライン開催, 2021年3月6日（土），7日（日）

• 及川 佑人, プタシンスキ ミハウ, 桝井 文人
  被害状況判断のための災害時ツイート分類および特徴分析による改良
  第17回テキストアナリティクス・シンポジウム ～AIブームを経たテキストマイニング/アナリティクスの現在～, 2021年2月18日(木)・19日(金), 社団法人電子情報通信学会 信学技報, オンライン開催

• 佐藤兼示, 桝井文人, プタシンスキミハウ, 荒田真輝, 鈴木智之
  クラシファイドサイトにおけるユーザー投稿のクオリティーチェック自動化の検討
  言語処理学会第26回年次大会(NLP2020), 2020年 3月16日（月）- 3月19日（木）, 茨城大学 水戸キャンパス

• 関口育栄，桝井文人，Michal Ptaszynski
  英語における比喩的素描手法に関する研究
  言語獲得と理解研究会, pp. 1-3, 2020年2月26日，札幌市，北海道大学 情報科学研究院7−15

• Karol Nowakowski, Michal Ptaszynski, Fumito Masui, Yoshio Momouchi
  Framework for Ainu Language Processing Research
  言語獲得と理解研究会, pp. 9-19, 2020年2月26日，札幌市，北海道大学 情報科学研究院7−15

• 佐藤 兼示，桝井 文人，プタシンスキ ミハウ，荒田 真輝，鈴木 智之
  クラシファイドサイトにおける掲載不可投稿の検出のための機械学習による分類
  言語獲得と理解研究会, pp. 37-40, 2020年2月26日，札幌市，北海道大学 情報科学研究院7−15

• Victor ALEX, Fumito MASUI, Michal PTASZYNSKI, Hiroshi MASUI, Yasunari MAEDA, Shunicchi KAMEMARU
  Extracting tourist’s point of interests by considering explicitly geotagged contents 〜 wildlife tourism case 〜
  観光情報学会第20回全国大会, 2019年11月09日（土）〜 10日（日）, 沖縄県那覇市

• 吉田泰裕, 桝井文人,プタシンスキ・ミハウ, 升井洋志, 亀丸俊一, 前田康成
  地域観光支援に向けた対話案内システムの構築と評価
  観光情報学会第16回全国大会, 2019年6月29日（土）〜 6月30日（日）, 米子 [大会奨励賞]

• 谷川原 綾子，プタシンスキ ミハウ，辻 真太朗，上杉 正人
  チャンキング及び体言判別を用いた専門用語の自動抽出手法 —放射線技術学関連の医学用語抽出への応用 —
  第 23 回 日本医療情報学会春季学術大会(JAMI 2019), 熊本市, 06-08.06.2019.

• Zheng Lin Chia, Michal Ptaszynski, Fumito Masui
  Exploring Machine Learning Techniques for Irony Detection
  人工知能学会第33回全国大会(JSAI 2019), 新潟県新潟市, 04-07.06.2019.

• 酒井 伴彰, プタシンスキ ミハウ, 桝井 文人
  顔文字パーツに基づいた顔文字の自動生成の可能性に関する調査
  人工知能学会第33回全国大会(JSAI 2019), 新潟県新潟市, 04-07.06.2019.

• 荒田 真輝, 桝井 文人, プタシンスキ ミハウ
  統計的尺度に基づく有害表現抽出手法の自動評価
  人工知能学会第33回全国大会(JSAI 2019), 新潟県新潟市, 04-07.06.2019.

• 栗 達, ジェプカ ラファウ, プタシンスキ ミハウ, 荒木 健治
  Convolutional Neural Network for Chinese Sentiment Analysis Considering Chinese Slang Lexicon and Emoticons
  人工知能学会第33回全国大会(JSAI 2019), 新潟県新潟市, 04-07.06.2019.

• プタシンスキミハウ, 桝井文人, 中島陽子, 早川博, 齊藤剛彦, 宮森保紀
  Comparison of Machine Learning Techniques for Classification of Information Types on Twitter
  言語処理学会第25回年次大会(NLP2019), 愛知県名古屋市, 12-15.03.2019.

• Victor ALEX, Fumito MASUI, Michal PTASZYNSKI
  Tourists On Demand Support System - A concept of a method to optimize local transport routes in Dar Es Salaam City using Neural Network -
  観光情報学会 第18 回研究発表会, 広島県廿日市市, 17.11.2018.

• 黒田英慈，桝井文人，プタシンスキ・ミハウ，升井洋志，亀丸俊一，前田康成，岡村慎
  情報科学的コンテンツツーリズムのための店舗レビュークラスタリングの試み
  観光情報学会 第18 回研究発表会, 広島県廿日市市, 17.11.2018.

• 斎藤健斗，桝井文人，西野寛明，山本真史，岩館健司，プタシンスキ ミハウ，升井 洋志，亀丸俊一，前田康成
  情報科学的コンテンツツーリズムにおけるアンケート結果の質的分析と考察
  観光情報学会 第18 回研究発表会, 広島県廿日市市, 17.11.2018.

• Nowakowski Karol, Ptaszynski Michal, 桝井文人
  A proposal for a unified corpus of the Ainu language
  情報処理学会 第237回自然言語処理研究会, 北見, 25-26.09.2018. [優秀研究賞 OUTSTANDING RESEARCH AWARD], [山下記念研究賞 IPSJ Yamashita SIG Research Award]

• Hiroki Kakiyama, Fumito Masui, Hitoshi Yanagi, Michal Ptaszynski
  一般競技者レベルのカーリング情報学に向けて
  ("Toward Curling Informatics of Amateur League Players")
  カーリング科学ワークショップ Workshop on Curling Informatics 2018, 北見, 02-03.08.2018.

• 吉田泰裕，田中 諒，桝井文人，プタシンスキ・ミハウ， 升井洋志， 亀丸 俊一，前田康成
  施設案内システムの開発 − オホーツク観光支援のための対話案内システム構築に向けて −
  ("Development of facility guidance system - Toward construction of dialog guidance system the support of tourism in the Okhotsk area-")
  観光情報学会 第１7 回研究発表会, 北見, 26.05.2018.

• Victor Alex, Fumito Masui, Michal Ptaszynski
  Local hotels and souvenir support information system - A concept of a secure tourist support model for the congested Dar es Salaam city -
  観光情報学会 第１7 回研究発表会, 北見, 26.05.2018.

• 猫本隆哲, 澤山大陸, 中島陽子, 本間宏利, M. Ptaszynski, 桝井文人, 増山繁
  ヒューリスティック手法による隠喩判定システムの精度改善
  ("Improving Accuracy of Metaphor Detection System with Heuristics")
  In Proceedings of The 24nd Annual Meeting of The Association for Natural Language Processing (NLP-2018) 言語処理学会 第24回年次大会, Okayama, Japan, March 12-16, 2018.

• Michal Ptaszynski:
  "What we talk about when we talk about emotions in robots"
  (O czym mówimy gdy mówimy o emocjach robotów)
  Emotions of Robots in Narrative of Culture and Technology / Emocje Robotów w Narracjach Kultury i Technologii, 19-20, October, 2017, Krakow, Poland. slides (PDF, 13.3 MB)

• Michal Ptaszynski, Yuka Ito, Karol Nowakowski, Hirotoshi Honma, Yoko Nakajima, Fumito Masui
  Combining Multiple Dictionaries to Improve Tokenization of Ainu Language
  In Proceedings of The 31st Annual Conference of the Japanese Society for Artificial Intelligence (JSAI 2017)pp. 1-4, paper ID: 1L1-5. paper (PDF, 140 kB), slides (PDF, 2.95 MB)

• 石井　直人, 桝井　文人, プタシンスキ　ミハウ
  言語表現性に基づく顔文字の意味の曖昧性の自動推定
  In Proceedings of The 31st Annual Conference of the Japanese Society for Artificial Intelligence (JSAI 2017)pp. 1-4, paper ID: 2O2-OS-22a-1. paper (PDF, 323 kB)

• Radoslaw Komuda, Michal Ptaszynski, Rafal Rzepka, Kenji Araki:
  Crime Detection in Text for a Better Moral Reasoning System
  In Proceedings of The 33rd Annual Meeting of the Japanese Cognitive Science Society 日本認知科学会大会発表論文集, pp. 1-12, Sapporo, Japan, September 16-18, 2016. paper (PDF, 162 kB)

• 畠山 鈴生, 桝井 文人, プタシンスキ ミハウ, 山本 和英
  有害表現抽出に対する種単語の影響に関する一考察
  ("A study on the effect of seed word selection on harmful expression extraction")
  In Proceedings of The 30th Annual Conference of the Japanese Society for Artificial Intelligence (JSAI-2016) 人工知能学会第30回全国大会, paperID: 3P1-6in2, Kitakyushu, Japan, June 06-09, 2016. paper (PDF, 371 kB), poster (PDF, 5.43 MB)

• 石井 直人, 桝井 文人, プタシンスキ ミハウ
  顔文字と日本語オノマトペの関連性分析
  ("The analysis of the relation of emoticons and Japanese onomatopoeia")
  In Proceedings of The 30th Annual Conference of the Japanese Society for Artificial Intelligence (JSAI-2016) 人工知能学会第30回全国大会, paperID: 3H4-OS-17b-2, Kitakyushu, Japan, June 06-09, 2016. paper (PDF, 529 kB), slides (PDF, 8.24 MB)

• 劉 真真, 桝井 文人, プタシンスキ ミハウ
  中文スパムレビュー検出のためのショッピングサイトレビュー分析
  ("Shopping Site Review Analysis for the Chinese Spam Review Detection")
  In Proceedings of The 30th Annual Conference of The Japanese Society for Artificial Intelligence (JSAI-2016) 人工知能学会第30回全国大会, paperID: 2P1-12in1, Kitakyushu, Japan, June 06-09, 2016. paper (PDF, 602 kB), poster (PDF, 4.89 MB)

• Michal Ptaszynski, Karol Nowakowski, Yoshio Momouchi, Fumito Masui:
  Comparing Multiple Dictionaries to Improve Part-of-Speech Tagging of Ainu Language
  In Proceedings of The 22nd Annual Meeting of The Association for Natural Language Processing (NLP-2016) 言語処理学会 第22回年次大会 発表論文集, pp. 973-976, Sendai, Japan, March 07-11, 2016. paper (PDF, 256 kB), poster (PDF, 10.6 MB)

• Pawel Lempa, Michal Ptaszynski, Fumito Masui:
  A Survey on the Use of Genetic Algorithms in Natural Language Processing
  In Proceedings of The 22nd Annual Meeting of The Association for Natural Language Processing (NLP-2016) 言語処理学会 第22回年次大会 発表論文集, pp. 39-40, Sendai, Japan, March 07-11, 2016. paper (PDF, 225 kB), poster (PDF, 9.83 MB)

• Dai Yamada, Satoshi Abiko, Michal Ptaszynski, Kenji Nakamura, Hiroshi Sakuta:
  ID交換掲示板における書き込み有害性評価に向けた隠語概念化手法の提案
  ("Proposal of a Method for Conceptualization of Argot for Harmful Entry Detection in ID-exchange-oriented Bulletin Board Pages") [In Japanese]
  In Proceedings of The 22nd Annual Meeting of The Association for Natural Language Processing (NLP-2016) 言語処理学会 第22回年次大会 発表論文集, pp. 49-50, Sendai, Japan, March 07-11, 2016. paper (PDF, 583 kB)

• Kohsuke Hirata, Fumito Masui, Hiromu Ohtani, Hitoshi Yanagi, Michal Ptaszynski:
  カーリング競技データベースを利用した選手特徴情報の分析－ショットスコアに基づくポジション別特徴分析ー
  ("Analysis of Players Characteristics based on Curling Sport Databases - Analysis of Characteristics of Position based on Shot Scores -") [in Japanese]
  In シンポジウム：スポーツ工学・ヒューマンダイナミクス2015 Symposium on Sports engineering and Human Dynamics 2015 (JSME 2015), Hakodate, Japan, 2015.10.30-11.01

• Eiji Kuroda, Fumito Masui, Michal Ptaszynski:
  食べログを用いた北見市飲食店のユーザモデルの検討
  ("Study of Kitami Bar and Restaurant User Model Based on Tabelog") [in Japanese]
  In 第2回北海道地域観光学会, 2nd Meeting of the Society of Hokkaido Tourism Research, Kitami, Japan, 2015.10.10-11

• Yuka Nobuta, Fumito Masui, Michal Ptaszynski:
  授業アンケートにおける学習意欲定量化手法の提案と評価
  ("Proposal and evaluation of learning motivation quantification method from class questionnaires") [in Japanese]
  In 日本教育工学会　第31回全国大会 (JSET 2015), Tokyo, Japan, 21-23.09.2014.

• Luo Wen, Fumito Masui, Michal Ptaszynski:
  オノマトペに着目した日中言語翻訳に関する研究
  ("Study on Japanese-Chinese Translation of Onomatopoeia") [in Japanese]
  In Webインテリジェンスとインタラクション研究会予稿集 (ARG WI2), No.6, 2015, Osaka, Japan, 13-14.06.2014.

• Ha Heon-myeong, Fumito Masui, Pham Xuan Quyen, Michal Ptaszynski:
  韓国語における比喩的素描手法に関連する一考察
  ("Study on Analysis of Figurative Descriptions for Korean Language") [in Japanese]
  In Proceedings of Information Processing Hokkaido Symposium 情報処理北海道シンポジウム 2014 (INFO 2014), Hakodate, Japan, 04.10.2014.

• Yuka Nobuta, Fumito Masui, Michal Ptaszynski:
  授業アンケート分析に基づく受講者モデル構築に関する研究
  ("Research on Developing Student Model Based on Class Questionnaire Analysis") [in Japanese]
  第30回日本教育工学会全国大会（JSET2014）発表論文集, The 30th Annual Meeting of the Japanese Society for Educational Technology, (JSET2014), Gifu, Japan, 19-21.09.2014

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui:
  "Extraction of Future Reference Expressions in Trend Information"
  第24回インテリジェント・システム・シンポジウム（FAN2014）講演論文集(2014.09) 北見, The Proceedings of The 24th Fuzzy, Artificial Intelligence, Neural Networks and Computational Intelligence (FAN 2014), Kitami, Japan, 18-19.09.2014.

• Pham Xuan Quyen, Fumito Masui, Michal Ptaszynski:
  V-Murasaki:比喩的素描によりベトナム語の語義を獲得するシステム
  ("V-Murasaki: A System to Acquire Vietnamese Word Sense Descriptions Based on Figurative Descriptions") [in Japanese]
  第24回インテリジェント・システム・シンポジウム（FAN2014）講演論文集(2014.09) 北見, The Proceedings of The 24th Fuzzy, Artificial Intelligence, Neural Networks and Computational Intelligence (FAN 2014), Kitami, Japan, 18-19.09.2014. [BEST PRESENTATION AWARD / FANプレゼンテーション賞受賞]

• Michal Ptaszynski, Fumito Masui, Rafal Rzepka, Kenji Araki:
  "First Glance on Pattern-based Language Modeling"
  Language Acquisition and Understanding Research Group (LAU) Technical Reports, Summer 2014, Sapporo, August 09, 2014. paper (PDF, 174 kB), poster (PDF, 1.67 MB)

• Fumito Masui, Tomohiro Oe, Ryoya Sato, Michal Ptaszynski, Hiroshi Masui, Fumitaro Goto, Yasunari Maeda:
  宿泊施設の観点に着目した施設活性度の定量化と分析
  ("Quantification and Analysis of Facility Activity with Focus on Accommodation Facilities") [in Japanese]
  第11回観光情報学会全国大会, The Eleventh Annual Meeting of The Society for Tourism Informatics, Tokyo, Japan, June 20-21, 2014, pp. 14-15. [BEST PAPER AWARD 大会優秀賞受賞]

• Yuuto Fukushima, Fumito Masui, Michal Ptaszynski, Yoko Nakajima, Keisuke Watanabe, Ryotaro Kawaishi, Taisei Nitta, Ryoya Sato:
  表層的言語情報から読み取れる直接性に着目したツイートログの分類基準
  ("Developing classification criteria for tweet logs with focus on information immediacy derived from lexical information") [in Japanese]
  In Proceedings of The 28th Annual Conference of the Japan Society for Artificial Intelligence, paper ID: 3O1-11in, pp. 1-4, Matsuyama, Japan, 12-15.05.2014.

• Michal Ptaszynski, Fumito Masui, Rafal Rzepka, Kenji Araki:
  "Automatic Extraction of Emotive and Non-emotive Sentence Patterns"
  In Proceedings of The Twentieth Annual Meeting of The Association for Natural Language Processing (NLP2014), pp. 868-871, Sapporo, Japan, March 17-21, 2014. paper (PDF, 307 kB), poster (PDF, 7.72 MB)

• Michal Ptaszynski, Dai Hasegawa, Fumito Masui, Hiroshi Sakuta, Eijiro Adachi:
  "How Differently Do We Talk? A Study of Sentence Patterns in Groups of Different Age, Gender and Social Status"
  In Proceedings of The Twentieth Annual Meeting of The Association for Natural Language Processing (NLP2014), pp. 3-6, Sapporo, Japan, March 17-21, 2014. paper (PDF, 291 kB), poster (PDF, 10.3 MB)

• Ryoya Satou, Fumito Masui, Michal Ptaszynski, Yasunari Maeda, Fumitaro Goto, Hiroshi Masui, Shunichi Kamemaru:
  宿泊客アンケートに基づくオホーツク圏宿泊施設の観点分析と課題の検討
  ("Examination of Challenges and Analysis of Perspectives of Okhotsk Area Accommodation Facilities Based on Hotel Guest Questionnaires") [in Japanese]
  観光情報学会 オホーツク圏観光情報学研究会　第4回研究会, 4th Meeting of Okhotsk Area Tourism Informatics Study Group, Society for Tourism Informatics, Kitami, Japan, March 18, 2014.

• Yuta Watanabe, Fumito Masui, Michal Ptaszynski, Taisei Nitta:
  比喩的素描手法精緻化に向けたdescriptor分類手法の検討
  ("Study of Descriptor Classification Method for the Refinement of Metaphotrical Description Method") [in Japanese]
  In Proceedings of Information Processing Hokkaido Symposium 情報処理北海道シンポジウム 2013 (INFO 2013), Paper ID: H-10, Muroran, Japan, October 05, 2013. paper (PDF, 693 kB)

• Yuuto Fukushima, Fumito Masui, Michal Ptaszynski, Yoko Nakajima, Keisuke Watanabe, Ryotaro Kawaishi, Taisei Nitta, Ryoya Sato:
  SNSからの1次情報自動抽出に向けた表層的言語情報の分析
  ("Analysis of Linguistic Surface Structure for Automatic Extraction of Primary Information from SNS") [in Japanese]
  In Proceedings of Information Processing Hokkaido Symposium 情報処理北海道シンポジウム 2013 (INFO 2013), Muroran, Japan, October 05, 2013. paper (PDF, 374 kB)

• Taisei Nitta, Fumito Masui, Michal Ptaszynski, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Detection of Harmful Entries on Informal School Website Based on Maximization of Category Relevance" (in Japanese)
  In Proceedings of The 27th Annual Conference of the Japanese Society for Articial Intelligence (JSAI2013), paper ID: 203-9in, Toyama, Japan, June 04-07, 2013. paper (PDF, 306 kB)

• Michal Ptaszynski, Kazuki Mukaichi and Yoshio Momouchi:
  "NLP for Endangered Languages: Morphology Analysis, Translation Support and Shallow Parsing of Ainu Language"
  In Proceedings of The Nineteenth Annual Meeting of The Association for Natural Language Processing (NLP2013), pp. 418-421, Nagoya, Japan, March 12-15, 2013. paper (PDF, 606 kB), poster (PDF, 7.16 MB)

• Michal Ptaszynski:
  "Taking Affect Analysis One Step Higher: The Idea of Contextual Appropriateness of Emotions and Its Perspectives"
  一段階高い感情解析を目指して：感情の文脈的適切性の概念と展望について
  In Proceedings of Hokkaido University Symposium on Alliance of Young Researchers in Information Science and Technologies 2013, Hokkaido University, March 07-08, 2013, Sapporo, Japan, pp. 19-30. [Keynote Presentation] paper (PDF, 1.1 MB), slides (PDF, 6.5 MB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi：
  "Annotating Syntactic Information on 5.5 Billion Word Corpus of Japanese Blogs"
  In Proceedings of The Eighteenth Annual Meeting of The Association for Natural Language Processing (NLP-2012), pp. 385-388, Hiroshima, Japan, March 14-16, 2012. paper (PDF, 1.20 MB), slides (PDF, 3.15 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka, Kenji Araki and Yoshio Momouchi：
  "Annotating Affective Information on 5.5 Billion Word Corpus of Japanese Blogs"
  In Proceedings of The Eighteenth Annual Meeting of The Association for Natural Language Processing (NLP-2012), pp. 405-408, Hiroshima, Japan, March 14-16, 2012. paper (PDF, 847 kB), slides (PDF, 2.07 MB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi：
  "A Robust Ontology of Emotion Objects"
  In Proceedings of The Eighteenth Annual Meeting of The Association for Natural Language Processing (NLP-2012), pp. 719-722, Hiroshima, Japan, March 14-16, 2012. paper (PDF, 835 kB), slides (PDF, 2.18 MB)

• Michal Ptaszynski and Yoshio Momouchi：
  "POST-AL: Part-of-Speech Tagger for Ainu Language"
  In Proceedings of The Eighteenth Annual Meeting of The Association for Natural Language Processing (NLP-2012), pp. 763-766, Hiroshima, Japan, March 14-16, 2012. paper (PDF, 1.13 MB), poster (PDF, 7.33 MB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi：
  "A Survey on Large Scale Web Based Corpora"
  In Proceedings of The Eighteenth Annual Meeting of The Association for Natural Language Processing (NLP-2012), pp. 1240-1243, Hiroshima, Japan, March 14-16, 2012. paper (PDF, 514 MB), slides (PDF, 1.11 MB)

• Hiroaki Dokoshi, Satoshi Oyama, Masahito Kurihara, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  Webマイニングを用いた文章中の行為者及び被行為者の感情推定
  ("Emotion Estimation of Actors and Non-actors in Text Using Web Mining") [in Japanese]
  In Proceedings of the Hokkaido Symposium on Information Processing, Kitami, Japan, 2011. paper (PDF, 132 kB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi：
  "SPEC - Sentence Pattern Extraction and Analysis Architecture"
  In Proceedings of The Seventeenth Annual Meeting of The Association for Natural Language Processing (NLP-2011), pp. 667-670, Toyohashi, Japan, March 7-11, 2011. paper (PDF, 1.13 MB), poster (PDF, 6.89 MB)

• Michal Ptaszynski, Rafal Rzepka, Kenji Araki and Yoshio Momouchi：
  "Research on Emoticons: Review of the Field and Proposal of Research Framework"
  In Proceedings of The Seventeenth Annual Meeting of The Association for Natural Language Processing (NLP-2011), Organized Session on Un-Natural Language Processing, pp. 1159-1162, Toyohashi, Japan, March 7-11, 2011. paper (PDF, 1.15 MB), slides (PDF, 17.2 MB)

• Michal Ptaszynski：
  テキスト入力の感情解析とその多面的応用
  ("Affect Analysis of Textual Input and its Multi‐faceted Applications") [in Japanese]
  Hokkai-Gakuen University High-Tech Research Center Symposium (HGU-HRC 2011), Sapporo, Japan, February 24, 2011. slides (PDF, 4.77 MB)

• Michal Ptaszynski, Rafal Rzepka and Kenji Araki：
  "On the Need for Context Processing in Affective Computing"
  In Proceedings of the 26th Fuzzy System Symposium (FSS2010), Organized Session on Emotions, pp.920-924, Hiroshima, Japan, September 13-15, 2010. paper (PDF, 500 kB), slides (PDF, 8.46 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "Towards Fully Automatic Emoticon Analysis System (^o^)"
  In Proceedings of The Sixteenth Annual Meeting of The Association for Natural Language Processing (NLP-2010), pp. 583-586, 2010.paper (PDF, 314 kB), poster (PDF, 14.7 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "PUNDA Numbears: Proposal of Goroawase Generating System for Japanese"
  In Proceedings of The Sixteenth Annual Meeting of The Association for Natural Language Processing (NLP-2010), pp.345-348, 2010.

• Michal Ptaszynski, Pawel Dybala, Wenhan Shi, Rafal Rzepka and Kenji Araki:
  "Ideas for Using Large-Scale Corpora to Improve Verification of Emotion Appropriateness in Japanese"
  Proceedings of The Joint GCOE Symposium for Cultivating Young Researchers, Hokkaido University, Sapporo, Japan, September 30 - October 1, 2009 paper (PDF, 132kB), poster (PDF, 9,33 MB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka and Kenji Araki:
  "Do humans like it human like?"
  Joint Global COE Symposium for Cultivating Young Researchers, pp. 169-170, Sapporo, Japan, October 2009.

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki:
  "Processing the Contextual Appropriateness of Emotions"
  The Joint GCOE Seminar for Cultivating Young Researchers, April 25-26, 2009, Japan paper (PDF, 335kB), poster (PDF, 2,42 MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "Contextual Valence Shifters Supporting Affect Analysis of Utterances in Japanese"
  In Proceedings of The Fifteenth Annual Meeting of The Association for Natural Language Processing (NLP-2009), pp.825-828, 2009. paper (PDF, 752kB), poster (PDF, 763kB)

• Pawel Dybala, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "When Should Computers Joke? - Concept of Emotiveness Analysis Based Timing Algorithm for Humor-Equipped Conversational Systems"
  In Proceedings of The Fifteenth Annual Meeting of The Association for Natural Language Processing (NLP-2009), pp.542-545, 2009.

• Shi Wenhan, Michal Ptaszynski, Rafal Rzepka, Kenji Araki：
  "Emotive Information Discovery from User Textual Input Using Emotion Expression Element and Web Mining"
  ("感情表現要素認識とウェブマイニングを用いたユーザ発話感情の推測")
  Technical report of IEICE, Thought and language ("電子情報通信学会技術研究報告. TL, 思考と言語"), 108(353), pp.31-34, 2008, The Institute of Electronics, Information and Communication Engineers
  

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "Double Standpoint Evaluation Method for Affect Analysis System"
  人工知能学会第22回全国大会(JSAI2008), CD-ROM Proceedings, Paper No. 2P2-07, 2008.
  paper (PDF, 241kB), poster (PDF, 1.6MB)

• Michal Ptaszynski, Pawel Dybala, Rafal Rzepka and Kenji Araki：
  "Effective Analysis of Emotiveness in Utterances based on Features of Lexical and Non-Lexical Layer of Speech"
  言語処理学会第14回年次大会(NLP2008)発表論文集CD-ROM, pp 171-174, 2008.
  paper (PDF, 355kB), poster (PDF, 460kB)

• Michal Ptaszynski, Koichi Sayama, Rafal Rzepka, Kenji Araki：
  "A dynamic memory management system based on forgetting and recalling."
  平成１９年度　電気・情報関係学会北海道支部連合大会講演論文集, pp.295-296, 2007.
  paper (PDF, 268kB), poster(PDF, 1.3MB)

• Michal Ptaszynski, Pawel Dybala, Wen Han Shi, Rafal Rzepka, Kenji Araki：
  "Lexical Analysis of Emotiveness in Utterances for Automatic Joke Generation"
  社団法人映像情報メディア学会技術報告 ITE Technical Report, Vol. 31, No.47, pp.39-42 ME2007-204, 2007.
  paper (PDF, 365kB), slides (PDF, 374kB)

• Michal Ptaszynski, Koichi Sayama：
  "The idea of dynamic memory management system based on a forgetting-recalling algorithm with emotive analysis."
  Language Acquisition and Understanding Research Group (LAU) Technical Reports, Summer 2007, pp. 12-15, Sapporo, August 2007.
  paper (PDF, 459kB), slides (PDF, 914kB)

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[Patents]

• 発明者：　プタシンスキ　ミハウ　エドムンド, 谷川原　綾子
  発明の名称：　専門用語抽出装置、専門用語抽出方法及びプログラム
  特許権者：国立大学法人北海道国立大学機構
  特許番号：　特許　第7557770号
  公開番号：　特開　2021-192212　　　
  出願番号：　特願　2020-186260
  出願日：　2020/11/09
  登録日：　2024/09/19

• 発明者：　桝井 文人, ミハウ プタシンスキ, 新田 大征
  発明の名称：　インターネット上の有害書き込み検出装置及び検出方法
  特許権者：国立大学法人北海道国立大学機構
  特許番号：　特許　第6301119号　　　
  公開番号：　特開　2015-103210　　　
  出願番号：　特願　2013-245813
  出願日：　2013/11/28
  登録日：　2018/03/09

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[Dissertations]

• Michal Ptaszynski：
  "Affect Analysis of Textual Input Utterance in Japanese and its Application in Human-Computer Interaction"
  (日本語のテキスト入力文の感情解析及びヒューマンコンピュータインタラクションへの応用)
  Doctoral Dissertation, Hokkaido University, Sapporo, Japan, September 2010. dissertation (PDF, 8.53MB), slides (PDF, 40 MB)

• Michal Ptaszynski：
  "萌える言語 ― インターネット掲示板の上の日本語会話における感情表現の構造と記号論的機能の分析・「２ちゃんねる」電子掲示板を例として・"
  ("Boisterous language - Analysis of structures and semiotic functions of emotive expressions in conversation on Japanese Internet bulletin board forum - 2channel -")
  Master Thesis, Adam Mickiewicz University, Poznan, Poland, 2006.
  アダム・ミツキエヴィッチ大学(UAM)新文献学部東洋研究所日本研究科，修士論文，ポズナン 2006. thesis (PDF, 2.91 MB)

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[Other]

• 中島陽子, ミハウ プタシンスキ, 本間宏利, 秋葉友良, 桝井文人
  自然言語処理技術と機械学習技法を応用した介護コミュニケーション支 援システムの開発：Sentence BERTを用いた介護方法支援提示システムの提案
  釧路工業高等専門学校研究紀要, Vol. 57, 2024年3月.
  

• Jacek Pyzalski, Michal Mazur, Michal Ptaszynski
  Contemporary Japanese Education System
  Podcast, YouTube, 2024.05.19, video
  

• 及川 佑人，プタシンスキ ミハウ，桝井 文人
  情報トリアージと感情分析を用いた２段階フィルタリングによる状況認識ツイートの抽出
  SAFER R&D Report, Vol. 2, 2023.3, 地域と歩む防災研究センター（SAFER）
  

• 及川 佑人，プタシンスキ ミハウ，桝井 文人
  災害時のTwitterを通じた状況認識のための分類ベース感情分析
  SAFER R&D Report, Vol. 2, 2022.3, 地域と歩む防災研究センター（SAFER）
  

• Michal Ptaszynski
  Can Japanology studies actually contribute to society? A few examples from the field of Computational Linguistics
  Practicing Japan – 35 years of Japanese Studies in Poznań and Kraków, 24th-26th March 2022, Onine, slides
  

• Michal Ptaszynski
  A Decade of Automatic Cyberbullying Detection: How far are we from eradicating Internet harassment?
  Kyushu University, Self-Access Learning Center, Brown Bag Lecture Series, 2021/05/28 poster

• 中島陽子, ミハウ プタシンスキ, 本間宏利, 桝井文人
  テキストの形態パターン情報を活用した汎用型将来動向予測支援システムの開発
  (Development of a versatility future trend prediction support system using morphosemantic patterns information of text data)
  釧路工業高等専門学校研究紀要, Vol. 54, pp. 39--44, 2021. (PDF, 631 kB)
  

• 中島陽子, 高木景矢, ミハウ プタシンスキ, 本間宏利, 桝井文人
  単語極性情報を用いた未来動向予測手法の提案
  (A Proposal of Prediction Method Using Word Polarity Information for Future Event Prediction Support System)
  釧路工業高等専門学校研究紀要, Vol. 54, pp. 77--82, 2021. (PDF, 631 kB)
  

• プタシンスキ ミハウ，及川 佑人，桝井 文人
  災害の際にTwitterを用いて被災者の救助を支援するシステムの開発と実装
  SAFER R&D Report, Vol. 1, 2021, 地域と歩む防災研究センター（SAFER）
  

• 中島　陽子, 本間　宏利, Akmal Hakim, Michal Ptaszynski, 桝井　文人
  将来言及文の分類精度向上を目的とした汎用型分類モデルの構築
  (Construction of general-purpose classification model for the purpose of improving classification accuracy of future reference sentences)
  釧路工業高等専門学校研究紀要, Vol. 53, pp. 37--42, 2020. (PDF, 526 kB)
  

• Michal Ptaszynski, Karol Nowakowski
  アイヌ語の研究及び再活性化のためのコンピュータ技術の活用
  駐日ポーランド共和国大使館，ポーランド広報文化センター, 2019年5月24日 poster (PDF, 578 kB)

• Michal Ptaszynski
  Automatic Cyberbullying Detection: What we know after 10 years of research?
  電子情報通信学会北海道支部 講演会, Hokkaido University, Sapporo, 2018/10/02.

• Michał Ptaszyński, Gniewosz Leliwa, Mateusz Piech, Aleksander Smywiński-Pohl:
  Cyberbullying Detection – Technical Report 2/2018, Department of Computer Science AGH, University of Science and Technology
  Technical Report, arXiv preprint: 1808.00926, 2 Aug 2018. paper (PDF, 668 kB)

• Michal Ptaszynski:
  "Capturing Emotions in Context as a way towards Computational Phronesis"
  (Analiza emocji w kontekście jako jeden ze sposobów na osiągnięcie Roztropności Komputerowej)
  IPI PAN Natural Language Processing Seminar, Warsaw, Poland, November 20, 2017. slides (PDF, 3.32 MB), video

• Michal Ptaszynski, Noriyuki Okumura, Rafal Rzepka:
  顔文字の現象および研究の概観　─記号の遊びが科学されるようになった道─
  (A Review of the Phenomenon and Studies on Emoticons　─ How Play on Symbols Became Science ─)
  人工知能学会誌, Vol. 32 No. 3 (2017/05), pp. 333-341. (PDF, 1.23 MB)
  

• Noriyuki Okumura, Michal Ptaszynski, Rafal Rzepka:
  工学的・心理学的側面から見た顔文字の分析に関する研究動向
  (Research Trends of Kaomoji Analytics from Engineering and Psychological Points of View)
  人工知能学会誌, Vol. 32 No. 3 (2017/05), pp. 342-349. (PDF, 1.01 MB)
  

• Rafal Rzepka, Noriyuki Okumura, Michal Ptaszynski:
  複数の世界をつなぐ顔 ─現代における絵記号の意味と可能性─
  (Worlds Linking Faces　─ Meaning and Possibilities of Contemporary Pictograms ─)
  人工知能学会誌, Vol. 32 No. 3 (2017/05), pp. 350-355. (PDF, 829 kB)
  

• Yuki Urabe, Rafal Rzepka, Michal Ptaszynski:
  顔文字推薦技術の研究動向
  (A Survey on Emoticon Recommendation Technology)
  人工知能学会誌, Vol. 32 No. 3 (2017/05), pp. 356-363. (PDF, 949 kB)
  

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui:
  "Automatic Extraction of Future References from News Using Morphosemantic Patterns with Application to Future Trend Prediction"
  AI Matters, Vol. 2, Issue 4, Summer 2016, pp. 13-15. (PDF, 460 kB)
  

• Yoko Nakajima, Michal Ptaszynski, Hirotoshi Honma, Fumito Masui:
  "An Extraction Method for Future Reference Expressions Using Morphological and Semantic Patterns"
  釧路工業高等専門学校研究紀要, Vol. 49, pp. 42‐49, 2016. (PDF, 231 kB)
  

• Michal Ptaszynski, Taisei Nitta, Fumito Masui, Yasutomo Kimura, Rafal Rzepka, Kenji Araki:
  "Automatic detection of cyberbullying with the use of Natural Language Processing methods"
  A open lecture presented on the Faculty of Mathematics and Computer Science of Adam Mickiewicz University, Poznan, Poland, 12 June, 2013. (see info here)

• Michal Ptaszynski：
  不自然言語処理 -枠に収まらない「リアルな」言語処理-：1.顔文字処理-取るに足らない表現をコンピュータに理解させるに足るには- (Robust NLP for Real-world Data: 1. Emoticon Processing - How to Non-trivially Make a Computer Understand Trivial Expressions -)
  情報処理 (Joho Shori), Vol.53 No.3 Mar. 2012, p. 204-210. (PDF, 1.37 MB)
  

• Michal Ptaszynski：
  Quick Report on Doctoral Theses Recommended by IPSJ SIGs （特集研究会推薦博士論文速報）:
  Affect Analysis of Textual Input Utterance in Japanese and Its Application in Human-Computer Interaction
  （邦訳：日本語のテキスト入力文の感情解析及びヒューマンコンピュータインタラクションへの応用）
  情報処理 (Joho Shori), Vol.53 No.3 Mar. 2012, p. 288. (PDF, 5.59 MB)
  

• Michal Ptaszynski：
  "Maszyny i Emocje: dążenie do niemożliwego czy nieuchronna konieczność?"
  ("Machines and Emotions: Reaching the Unreachable or Inevitable Necessity?") [in Polish]
  Synchronized Lectures: "When Man Meets Machine", Nicolaus Copernicus University, Torun, Poland, April 27, 2011. (PDF, 2.71 MB)

• Michal Ptaszynski：
  Presentation of Doctoral Dissertation （博士論文紹介）: "Affect Analysis of Textual Input Utterance in Japanese and its Application in Human-Computer Interaction"
  Journal of the Japanese Society for Artificial Intelligence, Vol. 26 No. 1 (Jan. 2011), Special Issue: "Doctorial Theses on Aritifical Intelligence" / Natural Language Processing.
  人工知能学会誌, Vol. 26 No. 1 ( 2011 年1 月), 特集：「人工知能分野における博士論文」／自然言語処理.

• Michal Ptaszynski：
  "萌える言語 ― 文字システムに基づくインターネット感情表現がどのようにストレス解消になりえるかについての一つの提案 ―"
  日本語・日本文化研修コース研究レポート集2005年8月, 札幌：北海道大学留学生センター, 2005. (PDF, 3.13MB)

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