Akihiro Urano
Hitachi
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Publication
Featured researches published by Akihiro Urano.
systems, man and cybernetics | 2013
Yukino Ikegami; Ernesto Damiani; Akihiro Urano; Setsuo Tsuruta
An anaphora is a type of expression whose reference depends upon another referential element. In order to become aware of situations or human intentions by natural language understanding, it is important to estimate correctly what anaphoric expressions indicate. In particular, an anaphora resolution for Japanese demonstrative determiners is critical to be aware of situation, context or a causal relationship in dialogue. Ontology-based similarity has been proposed as a way to identify referential elements, however, a method using ontology alone cannot resolve all anaphoric relations. This paper proposes an anaphora analysis method that uses semantic similarity between different part-of-speech and conceptual dependency structure. This method specializes in resolving clause anaphoric. The evaluation of this method showed 100% accuracy for resolving Japanese demonstrative determiner in counseling dialogue.
Archive | 1998
Akihiro Urano; Toshiaki Hirata; Shuji Fujino; Shinji Morita; Mitsugu Yamada; Miki Niimura; Kazuyoshi Morikawa; Satoshi Miyazaki
Archive | 2002
Akihiro Urano; Toshiaki Hirata; Shuji Fujino; Toshio Sato
Archive | 2001
Toshiaki Hirata; Akihiro Urano; Shuji Fujino; Toshio Sato; Norio Yamamura; Satoshi Miyazaki
Archive | 1999
Toshiaki Hirata; Yasuo Takenaka; Eiji Matsumura; Shigeru Miyake; Satoshi Miyazaki; Akihiro Urano
Archive | 1998
Shuji Fujino; Kazuyoshi Morikawa; Akihiro Urano; Hidetomo Nakano; Shinji Morita; Mitsugu Yamada; Miki Niimura
Archive | 1998
Toshiaki Hirata; Akihiro Urano; Shuji Fujino; Mitsugu Yamada; Hidetomo Nakano; Shinji Morita; Satoshi Miyazaki
Archive | 1998
Toshiaki Hirata; Akihiro Urano; Shuji Fujino; Eiji Matsumura
Archive | 2005
Takaaki Haruna; Akihiro Urano; Yumiko Sugita
Archive | 2004
Takaaki Haruna; Yumiko Sugita; Akihiro Urano; 高明 春名; 由美子 杉田; 明裕 浦野