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Takuya Hiraoka's Page

Takuya Hiraoka

Automated Reasoning Research Group
Security Research Laboratories
NEC Corporation

Address:
1753, Shimonumabe, Nakahara-ku, Kawasaki-shi,
Kanagawa, 211-8666, Japan

Research Domains

  • Dialogue System
  • Reinforcement Learning
  • Game Theory

Academic/Career History

  • B.E. Informatics, Kinki University, 2011.
  • M.E. Information Science, Nara Institute of Science and Technology, 2013.
  • Ph.D. Nara Institute of Science and Technology, 2016.
  • (Concurrent) Specified Concentrated Research Specialist, National Institute of Advanced Industrial Science and Technology, 2016.

Publication

Journals

  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Learning cooperative persuasive dialogue policies using framing, Speech Communication, Vol. 84, pp. 83--96, Elsevier, 2016
  • Takuya Hiraoka, Kallirroi Georgila, Elnaz Nouri, David Traum, Satoshi Nakamura. Reinforcement Learning of Multi-Party Trading Dialog Policies, Transactions of the Japanese Society for Artificial Intelligence, Vol. 31, No. 4, 2016

Refereed Conferences/Worshops

  • Yuiko Tsunomori, Graham Neubig, Takuya Hiraoka, Masahiro Mizukai, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. A Dialog System to Detect Deception. 7th International Workshop on Spoken Dialog Systems (IWSDS). January 2016.
  • Takuya Hiraoka, Graham Neubig, Koichiro Yoshino, Tomoki Toda, Satoshi Nakamura. Active Learning for Example-based Dialog Systems. 7th International Workshop on Spoken Dialog Systems (IWSDS). January 2016.
  • Koichiro Yoshino, Takuya Hiraoka, Graham Neubig, Satoshi Nakamura. Dialogue State Tracking using Long Short Term Memory Neural Networks. 7th International Workshop on Spoken Dialog Systems (IWSDS). January 2016.
  • Takuya Hiraoka, Kallirroi Georgila, Elnaz Nouri, David Traum, Satoshi Nakamura. Reinforcement Learning in Multi-Party Trading Dialog. The 16th Annual SIGdial Meeting on Discourse and Dialogue (SIGDIAL). September 2015.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Evaluation of a Fully Automatic Cooperative Persuasive Dialogue System. The 6th International Workshop on Spoken Dialog Systems (IWSDS). January 2015.
  • Riki Yoshida, Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Unnecessary Utterance Detection for Avoiding Digressions in Discussion. Asia Pacific Signal and Information Processing Association (APSIPA). December 2014.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Reinforcement Learning of Cooperative Persuasive Dialogue Policies using Framing. The 25th International Conference on Computational Linguistics (COLING), August 2014.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Construction and Analysis of a Persuasive Dialogue Corpus. The 5th International Workshop on Spoken Dialog Systems (IWSDS), January 2014.
  • Takuya Hiraoka, Yuki Yamauchi, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Dialogue Management for Leading the Conversation in Persuasive Dialogue Systems. Automatic Speech Recognition and Understanding Workshop (ASRU), December 2013.

Non-Refereed Conferences/Worshops

  • Yoko Ishikawa, Takuya Hiraoka, Masahiro Mizukami, Koichiro Yoshino, Graham Neubig, Satoshi Nakamura. 対話状態推定のための外部知識ベースを利用した意味的素性の提案 (In Japanese). SIG-SLP, December 2015. Student poster award
  • Yuiko Tsunomori, Graham Neubig, Sakriani Sakti, Takuya Hiraoka, Masahiro Mizukami, Tomoki Toda, Satoshi Nakamura. A Dialog System to Detect Deception (In Japanese). SIG-SLUD, October 2015.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Construction and Evaluation of a Cooperative Persuasive Dialog System with Natural Language Understanding and Natural Language Generation (in Japanese). The 29th Annual Conference of the Japanese Society for Artificial Intelligence (JSAI), May 2015.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Reinforcement Learning of Cooperative Persuasive Dialogue Policies using Framing (in Japanese). Autumn Conference on Acoustical Society of Japan (ASJ), September 2014.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Construction and Analysis of a Persuasive Dialogue Corpus (in Japanese). The 95th meeting of IPSJ Special Interest Group on Spoken Language Processing (SIG-SLP), December 2013.
  • Takuya Hiraoka, Yuki Yamauchi, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Persuasive Dialogue System with Dialogue Manager and Natural Language Generation Considering Guiding Users to Target Topics (in Japanese). Annual Conference on the Japanese Society for Artificial Intelligence (JSAI), June 2013.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Analysis of a Dialogue Corpus for Construction of Persuasive Dialogue Systems (in Japanese). Spring Conference on Acoustical Society of Japan (ASJ), March 2013.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Dialog Management Based on Guiding Users to New Topics in Persuasive Dialogue Systems (in Japanese). The 95th meeting of IPSJ Special Interest Group on Spoken Language Processing (SIG-SLP), December 2012.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. Examination for the Dialogue Management for the Persuasive Dialogue System (in Japanese). Autumn Conference on Acoustical Society of Japan (ASJ), September 2012.

Others

  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. “Construction and Analysis of a Persuasive Dialogue Corpus” in “Situated Dialogue in Speech-Based Computer Interaction“. Rudnicky, A., Raux, A., Lane, I., Misu, T., Springer, 2016.
  • Takuya Hiraoka, Graham Neubig, Sakriani Sakti, Tomoki Toda, Satoshi Nakamura. “Evaluation of a Fully Automatic Cooperative Persuasive Dialogue System” in “Natural Language Dialog Systems and Intelligent Assistants”. G. G. Lee, H. K. Kim, M. Jeong, J.-H. Kim, Springer, 2015.

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