Contact Information

Address		3-5 Hikaridai, Seika-cho, Soraku-gun, Kyoto, 619-0289, Japan
Phone		+81-774-98-6858
Fax		+81-774-98-6940
Email

Education and Work Background

09/2002-07/2005		Ecole Nationale Superieure des Telecommunications, Paris, France (Engineering degree, equivalent to a Master in Engineering)
10/2005-09/2006		Universite Pierre et Marie Curie, Paris, France (Master in research(Artificial Intelligence))
10/2006-3/2007		School of Information science, Japanese Advanced Institute of Science and Technology, Nomi city, Ishikawa, Japan (Research student)
04/2007-03/2010		School of Information science, Japanese Advanced Institute of Science and Technology, Nomi city, Ishikawa, Japan (Doctor in engineering)
04/2010-03/2011		School of Information science, Japanese Advanced Institute of Science and Technology, Nomi city, Ishikawa, Japan (Post-Doctorate)
since 04/2011		National Institute of Information and Communications Technology (Researcher)

Research Interests

• Textual entailment recognition
• Information retrieval
• Board game programming and techniques (suspended)
• Monte-Carlo techniques (suspended)

Publications

• BERTAC: Enhancing Transformer-based Language Models with Adversarially Pretrained Convolutional Neural Networks, Jong-Hoon Oh, Ryu Iida, Julien Kloetzer, Kentaro Torisawa, In the Proceedings of the Joint Conference of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (ACL-IJCNLP 2021), pp. 2103–2115, Bangkok, Thailand, August, 2021. [WEB] [GitHub]

• Understanding User Utterances in a Dialog System for Caregiving, Yoshihiko Asao, Julien Kloetzer, Junta Mizuno, Dai Saiki, Kazuma Kadowaki, Kentaro Torisawa In the Proceedings of the 12th Language Resources and Evaluation Conference (LREC 2020), pp.653--661, Marseille, France, May, 2020. [WEB]

• Understanding User Utterances in a Dialog System for Caregiving, Yoshihiko Asao, Julien Kloetzer, Junta Mizuno, Dai Saiki, Kazuma Kadowaki, Kentaro Torisawa In the Proceedings of the 12th Language Resources and Evaluation Conference (LREC 2020), pp.653--661, Marseille, France, May, 2020. [WEB]

• Event Causality Recognition Exploiting Multiple Annotators’ Judgments and Background Knowledge, Kazuma Kadowaki, Ryu Iida, Kentaro Torisawa, Jong-Hoon Oh and Julien Kloetzer, In the Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP 2019), pp.5820--5826, Hong Kong, China, November, 2019. [PDF]

• Open Domain Why-Question Answering with Adversarial Learning to Encode Answer Texts, Jong-Hoon Oh, Kazuma Kadowaki, Julien Kloetzer, Ryu Iida and Kentaro Torisawa, In the Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics (ACL 2019), pp.4227--4237, Florence, Italy, July, 2019. [PDF] supplementary materials

• Exploiting Background Knowledge in Compact Answer Generation for Why-questions, Ryu Iida, Canasai Kruengkrai, Ryo Ishida, Kentaro Torisawa, Jong-Hoon Oh and Julien Kloetzer, In the Proceedings of the 33rd AAAI Conference on Artificial Intelligence (AAAI 2019), pp.142--151, Honolulu, Hawai, USA, January, 2019. [WEB]

• Semi-Distantly Supervised Neural Model for Generating Compact Answers to Open-Domain Why Questions, Ryo Ishida, Kentaro Torisawa, Jong-Hoon Oh, Ryu Iida, Canasai Kruengkrai and Julien Kloetzer, In the Proceedings of 32nd AAAI Conference on Artificial Intelligence (AAAI 2018), pp.5803--5811, New Orleans, Louisiana, USA, February, 2018. [PDF]

• Improving Event Causality Recognition with Multiple Background Knowledge Sources using Multi-Column Convolutional Neural Networks, Canasai Kruengkrai, Kentaro Torisawa, Chikara Hashimoto, Julien Kloetzer, Jong-Hoon Oh and Masahiro Tanaka, In the Proceedings of the 31st AAAI Conference on Artificial Intelligence (AAAI-17), pp. 3466-3473, San Francisco, California USA, February, 2017. [PDF]

• Multi-column Convolutional Neural Networks with Causality-Attention for Why-Question Answering, Jong-Hoon Oh, Kentaro Torisawa, Canasai Kruengkrai, Ryu Iida and Julien Kloetzer, In the Proceedings of The tenth ACM International Conference on Web Search and Data Mining (WSDM2017), pp.415-424, Cambridge, UK, February, 2017. [WEB]

• WISDOM X, DISAANA and D-SUMM: Large-scale NLP Systems for Analyzing Textual Big Data, Junta Mizuno, Masahiro Tanaka, Kiyonori Ohtake, Jong-Hoon Oh, Julien Kloetzer, Chikara Hashimoto and Kentaro Torisawa, In the Proceedings of the 26th International Conference on Computational Linguistics (COLING 2016) (Demo Track), pp.263-267, Osaka, Japan, December, 2016.[PDF]

• Intra-Sentential Subject Zero Anaphora Resolution using Multi-Column Convolutional Neural Network, Ryu Iida, Kentaro Torisawa, Jong-Hoon Oh, Canasai Kruengkrai and Julien Kloetzer, In the Proceedings of the Conference on Empirical Methods in Natural Language Processing (EMNLP 2016), pp.1244--1254, Austin, Texas, USA, November, 2016. [PDF]

• A Semi-Supervised Learning Approach to Why-Question Answering, Jong-Hoon Oh, Kentaro Torisawa, Chikara Hashimoto, Ryu Iida, Masahiro Tanaka and Julien Kloetzer, In the Proceedings of the 30th AAAI Conference on Artificial Intelligence (AAAI-16), pp.3022--3029, Phoenix, USA, Feb, 2016. [WEB]

• Recognizing Complex Negation on Twitter, Junta Mizuno, Canasai Kruengkrai, Kiyonori Ohtake, Chikara Hashimoto, Kentaro Torisawa, Julien Kloetzer, In the Proceedings of the 29th Pacific Asia Conference on Language, Information and Computation, pp.548--556, Shanghai, China, Oct, 2015 [PDF]

• Large-Scale Acquisition of Entailment Pattern Pairs by Exploiting Transitivity, Julien Kloetzer,Kentaro Torisawa, Chikara Hashimoto, Jong-Hoon Oh, In the Proceedings of the Conference on Empirical Methods in Natural Language Processing (EMNLP 2015), pp.1649--1655, Lisbon, Portugal, September, 2015 [PDF]

• Intra-sentential Zero Anaphora Resolution using Subject Sharing Recognition, Ryu Iida, Kentaro Torisawa, Chikara Hashimoto, Jong-Hoon Oh, Julien Kloetzer, In the Proceedings of the Conference on Empirical Methods in Natural Language Processing (EMNLP 2015), pp.2179--2189, Lisbon, Portugal, September, 2015 [PDF]

• Generating Event Causality Hypotheses through Semantic Relations, Chikara Hashimoto, Kentaro Torisawa, Julien Kloetzer and Jong-Hoon Oh, In the Proceedings of the 29th AAAI Conference on Artificial Intelligence (AAAI-15), pp.2396--2403, Austin, Texas, USA, January, 2015 [WEB]

• Million-scale Derivation of Semantic Relations from a Manually Constructed Predicate Taxonomy, Motoki Sano, Kentaro Torisawa, Julien Kloetzer, Chikara Hashimoto, Istvan Varga and Jong-Hoon Oh, Conference on Computational Linguistics (COLING 2014), Dublin, Ireland, August, 2014. [PDF]

• Toward Future Scenario Generation: Extracting Event Causality Exploiting Semantic Relation, Context, and Association Features, Chikara Hashimoto, Kentaro Torisawa, Julien Kloetzer, Motoki Sano, Istvan Varga, Jong-Hoon Oh and Yutaka Kidawara, 52nd Annual Meeting of the Association for Computational Linguistics (ACL 2014), pp.987-997, Baltimore, Maryland, USA, June, 2014. [PDF] supplementary notes

• Two-stage Method for Large-scale Acquisition of Contradiction Pattern Pairs using Entailment, Julien Kloetzer, Stijn De Saeger, Kentaro Torisawa, Chikara Hashimoto, Jong-Hoon Oh, Kiyonori Ohtake, Conference on Empirical Methods in Natural Language Processing (EMNLP 2013), pp.693-703, Seattle, USA, October, 2013. [PDF]

• Large-scale acquisition of entailment pattern pairs, Julien Kloetzer、鳥澤 健太郎、Stijn De Saeger、佐野 大樹、橋本力、後藤 淳, 情報処理学会関西支部 支部大会(2013), Osaka, Japan, September 2013. [PDF]

• Supervised Recognition of Entailment Between Patterns, Julien Kloetzer, Stijn De Saeger, 鳥澤健太郎, 佐野大樹, 後藤淳, 橋本力, 呉鍾勲, 言語処理学会第18回年次大会講演論文集(2012), Hiroshima, Japan, February 2012. [PDF]

• Monte-Carlo Opening Books for Amazons, Julien Kloetzer, 7th conference on Computer and Games, Kanazawa, Japan, September 2010. [PDF]

• Playing Amazons Endgames, Julien Kloetzer, Hiroyuki Iida, Bruno Bouzy, ICGA Journal, vol 32, n° 3, September 2009, pages 140-148. [PDF]

• A Comparative Study of Solvers for Amazons Endgames, Julien Kloetzer, Hiroyuki Iida, Bruno Bouzy, IEEE 2008 Symposium on Computational Intelligence in Games, Perth, Australia, December 2008. [PDF]

• The Monte-Carlo approach in Amazons, Julien Kloetzer, Hiroyuki Iida, Bruno Bouzy, Computer Games Workshop, Amsterdam, The Netherlands, 15-17 June 2007, pages 185-192. [PDF]