List of Publications

Books

• Yasuharu Den and Mika Enomoto. (in press). A scientific approach to conversational informatics: Description, analysis, and modeling of human conversation. In Toyoaki Nishida (Ed.), Conversational informatics: An engineering approach. Hoboken, NJ: John Wiley & Sons.
• Yasuharu Den. (2007). The function of repeated words around an utterance-initial position (in Japanese). In Shuya Kushida, Toshiyuki Sadanobu, and Yasuharu Den (Eds.), Sentences and utterances 3: Sentences and utterances in time (pp. 103-133). Tokyo: Hitsuji Shobo.
• Yasuharu Den. (2006). Quantitative analysis of discourse data: Design and summarization of tags. In Yasuharu Den and Yukari Tanaka (Eds.), Sociolinguistic sciences 6: Methodology (pp. 208-228). Tokyo: Hitsuji Shobo.
• Masayuki Asahara, Yasuharu Den, and Yuji Matsumoto. (2006). Computational linguistics. In Mineharu Nakayama, Reiko Mazuka, and Yasuhiro Shirai (Eds.), The handbook of East Asian psycholinguistics, Volume II: Japanese (pp. 323-332). Cambridge: Cambridge University Press.
• Yasuharu Den. (2005). Description, management, and analysis of spoken discourse data. In Yutaka Miyaji (Ed.), Japanese linguistics 6: IT and related issues (pp. 172-181). Tokyo: Meiji Shoin.
• Masato Ishizaki and Yasuharu Den. (2001). Computation and Language, Volume 3: Discourse and Dialogue (in Japanese). Tokyo: The University of Tokyo Press.
• Koiti Hasida and Yasuharu Den. (1999). A synthetic evaluation of dialogue systems. In Yorick Wilks (Ed.), Machine conversations (pp. 113-125). Amsterdam: Kluwer.
• Masahiko Haruno, Yasuharu Den, and Yuji Matsumoto. (1996). A chart-based semantic head driven generation algorithm. In Giovanni Adorni and Michael Zock (Eds.), Trends in natural language generation: An artificial intelligence perspective (pp. 300-313). Berlin: Springer-Verlag.

Journal Papers

• Michiko Watanabe, Keikichi Hirose, Yasuharu Den, and Nobuaki Minematsu. (in press). Filled pauses as cues to the complexity of upcoming phrases for native and non-native listeners. Speech Communication.
• Yasuharu Den, Toshinobu Ogiso, Hideki Ogura, Atsushi Yamada, Nobuaki Minematsu, Kiyotaka Uchimoto, and Hanae Koiso. (in press). The development of an electronic dictionary for morphological analysis and its application to Japanese corpus linguistics (in Japanese). Japanese Linguistics, 22.
• Michiko Watanabe, Keikichi Hirose, Yasuharu Den, and Nobuaki Minematsu. (2006). The effects of filled pauses on listeners' prediction about the complexity of the following phrase (in Japanese). Acoustical Science and Technology, 62, 370-378.
• Shinichi Kawamoto, Hiroshi Shimodaira, Tsuneo Nitta, Takuya Nishimoto, Satoshi Nakamura, Katsunobu Ito, Shigeo Morishima, Tatsuo Yotsukura, Atsuhiko Kai, Akinobu Lee, Yoichi Yamashita, Takao Kobayashi, Keiichi Tokuda, Keikichi Hirose, Nobuaki Minematsu, Atsushi Yamada, Yasuharu Den, Takehito Utsuro, and Shigeki Sagayama. (2002). Design of software toolkit for anthropomorphic spoken dialog agent software with customization-oriented features (in Japanese). Transactions of Information Processing Society of Japan, 43, 2249-2263.
• Masayuki Asahara, Ryuichi Yoneda, Akiko Yamashita, Yasuharu Den, and Yuji Matsumoto. (2002). Maintenance schema of Japanese POS tagged corpora (in Japanese). Transactions of Information Processing Society of Japan, 43, 2091-2097.
• Hanae Koiso and Yasuharu Den. (2000). How is the smooth transition between speakers realized?: Consideration based on an analysis of a spoken dialogue corpus (in Japanese). Cognitive Studies: Bulletin of Japanese Cognitive Science Society, 7 (1), 93-106.
• Hanae Koiso, Yasuo Horiuchi, Syun Tutiya, Akira Ichikawa, and Yasuharu Den. (1998). An analysis of turn-taking and backchannels based on prosodic and syntactic features in Japanese Map Task dialogs. Language and Speech, 41, 295-321.
• Yasuharu Den. (1997). A corpus-based preference decision method for spoken language analysis (in Japanese). Journal of Natural Language Processing, 4 (1), 41-56.
• Yasuharu Den. (1997). A uniform approach to spoken language analysis (in Japanese). Journal of Natural Language Processing, 4 (1), 23-40.
• Yasuharu Den. (1994). Generalized chart algorithm for abduction-based spoken-style sentence understanding (in Japanese). Transactions of Information Processing Society of Japan, 35, 2734-2744.
• Kyoko Kai, Yuko Den, Yasuharu Den, Mika Oba, Jun'ichi Nakamura, and Sho Yoshida. (1994). Japanese sentence generation grammar based on the pragmatic constraints. IEICE Transactions on Information and Systems, E77-D, 181-191.
• Yasuharu Den, Yuji Matsumoto, and Makoto Nagao. (1991). Cognitive constraint programming and integrated natural language processing: An integration of parsing and generation (in Japanese). Computer Software, 8, 38-50.
• Yasuharu Den and Makoto Nagao. (1991). Discourse processing based on discourse management theory: Analysis and generation of noun phrases (in Japanese). Journal of Japanese Society for Artificial Intelligence, 6, 872-880.
• Yasuharu Den. (1990). Towards a formalized theory of mental spaces (in Japanese). In Japanese Cognitive Science Society (Ed.), Advances in Cognitive Science 3 (pp. 117-152). Tokyo: Kodansha.

International Conferences

• Michiko Watanabe, Yasuharu Den, Keikichi Hirose, Shusaku Miwa, and Nobuaki Minematsu. (2007). Features of pauses and conjunctions at syntactic and discourse boundaries in Japanese monologues. In Proceedings of the 10th European Conference on Speech Communication and Technology (Interspeech 2007). Antwerp, Belgium.
• Yasuharu Den. (2006). Prolongation of clause-initial mono-word phrases in Japanese. In Proceedings of the International Symposium on Linguistic Patterns in Spontaneous Speech (pp. 251-263). Taipei.
• Michiko Watanabe, Yasuharu Den, Keikichi Hirose, Shusaku Miwa, and Nobuaki Minematsu. (2006). Factors affecting speakers' choice of fillers in Japanese presentations. In Proceedings of the 9th International Conference on Spoken Language Processing (Interspeech 2006) (pp. 1256-1259). Pittsburgh, PA.
• Michiko Watanabe, Keikichi Hirose, Yasuharu Den, Shusaku Miwa, and Nobuaki Minematsu. (2006). Factors influencing ratios of filled pauses at clause boundaries in Japanese. In Proceedings of the ISCA tutorial and research workshop on Experimental linguistics (pp. 253-256). Athens, Greece.
• Michiko Watanabe, Yasuharu Den, Keikichi Hirose, and Nobuaki Minematsu. (2005). Effects of filled pauses on native and non-native listeners' speech processing. In Proceedings of the ISCA tutorial and research workshop on Disfluency in Spontaneous Speech (pp. 169-172). Aix-en-Provence, France.
• Michiko Watanabe, Keikichi Hirose, Yasuharu Den, and Nobuaki Minematsu. (2005). Filled pauses as cues to the complexity of following phrases. In Proceedings of the 9th European Conference on Speech Communication and Technology (Interspeech 2005) (pp. 37-40). Lisbon, Portugal.
• Michiko Watanabe, Yasuharu Den, Keikichi Hirose, and Nobuaki Minematsu. (2004). Clause types and filled pauses in Japanese spontaneous monologues. In Proceedings of the 8th International Conference on Spoken Language Processing (Interspeech 2004) (pp. 2981-2984). Jeju Island, Korea.
• Yasuharu Den. (2003). Some strategies in prolonging speech segments in spontaneous Japanese. In Proceedings of the ISCA research workshop on Disfluency in Spontaneous Speech (pp. 87-90). Goteborg, Sweden.
• Michiko Watanabe and Yasuharu Den. (2003). When and why do speakers prolong their speech segments? In Proceedings of the 1st JST/CREST International Workshop on Expressive Speech Processing (pp. 71-74). Kobe, Japan.
• Masaaki Asahara, Ryuichi Yoneda, Akiko Yamashita, Yasuharu Den, and Yuji Matsumoto. (2002). Use of XML and relational databases for consistent development and maintenance of lexicons and annotated corpora. In Proceedings of the 3rd International Conference on Language Resources and Evaluation (pp. 1372-1378).
• Yasuharu Den. (2001). Are word repetitions really intended by the speaker? In Proceedings of the ISCA tutorial and research workshop on Disfluency in Spontaneous Speech (pp. 25-28).
• Hiroaki Noguchi, Yasuhiro Katagiri, and Yasuharu Den. (2000). An experimental verification of the prosodic/lexical effects on the occurrence of backchannels. In Proceedings of the 6th International Conference on Spoken Language Processing (pp. 628-631).
• Yasuharu Den and Herbert H. Clark. (2000). Word repetitions in Japanese spontaneous speech. In Proceedings of the 6th International Conference on Spoken Language Processing (pp. 58-61).
• Hiroaki Noguchi, Kazuhisa Kiriyama, Hiroshi Matsuda, Miki Taniguchi, Yasuharu Den, and Yasuhiro Katagiri. (1999). Automatic labeling of Japanese prosody using J-ToBI style description. In Proceedings of the 6th European Conference on Speech Communication and Technology (pp. 2259-2262).
• Masakatsu Inoue and Yasuharu Den. (1999). Influence of verb-predictability on ambiguity resolution in Japanese. In Proceedings of the 2nd International Conference of Cognitive Science and the 16th annual meeting of the Japanese Cognitive Science Society Joint Conference (pp. 499-502).
• Hiroaki Noguchi and Yasuharu Den. (1998). Prosody-based detection of the context of backchannel responses. In Proceedings of the 5th International Conference on Spoken Language Processsing (pp. 487-490).
• Yasuharu Den, Yuu Haruki, and Masato Ishizaki. (1997). A corpus-based analysis of speech repairs in Japanese. Oral presentation at Computational Psycholinguistics 1997.
• Yasuharu Den and Masakatsu Inoue. (1997). Disambiguation with verb-predictability: Evidence from Japanese garden-path phenomena. In Proceedings of the 19th annual conference of the Cognitive Science Society (pp. 179-184).
• Koiti Hasida and Yasuharu Den. (1997). A synthetic evaluation of dialogue systems. In Proceedings of the 1st International Workshop on Human-Computer Communication.
• Masato Ishizaki, Yasuharu Den, Syun Tutiya, Masafumi Tamoto, and Shu Nakazato. (1996). Classifying dialogue tasks: Task oriented dialogue reconsidered. In Proceedings of International Symposium on Spoken Dialogue (pp. 37-40).
• Yasuharu Den. (1995). A unified approach to parsing spoken natural language. In Proceedings of the 3rd Natural Language Processing Pacific Rim Symposium (pp. 574-579).
• Yuji Matsumoto, Yasuharu Den, Takehito Utsuro, and Kiyoshi Yanagi. (1994). NAIST natural language tools. In Proceedings of the International Workshop on Sharable Natural Language Resources (pp. 56-62).
• Yasuharu Den. (1994). Generalized chart algorithm: An efficient procedure for cost-based abduction. In Proceedings of the 32nd annual meeting of the Association for Computational Linguistics (pp. 218-225).
• Yuji Matsumoto, Yasuharu Den, and Kiyoshi Yanagi. (1993). A flexible natural language system with concurrency and meta-level processing. In Proceedings of the 4th International Workshop on Natural Language Understanding and Logic Programming (pp. 146-157).
• Masahiko Haruno, Yasuharu Den, Yuji Matsumoto, and Makoto Nagao. (1993). Bidirectional chart generation of natural language texts. In Proceedings of the 11th National Conference on Artificial Intelligence (pp. 350-356).
• Masahiko Haruno, Yasuharu Den, and Yuji Matsumoto. (1993). Bidirectional chart generation algorithm. In Proceedings of the 4th European Workshop on Natural Language Generation (pp. 31-42).

Doctoral Dissertation

• Yasuharu Den. (1996). A uniform approach to spoken language analysis. Unpublished doctoral dissertation, Faculty of Engineering, Kyoto University.

Comprehensive list, which includes papers presented at domestic conferences, etc. (in Japanese)