Seiichi Nakagawa


2014

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Sopoken Term Detection Based on a Syllable N-gram Index at the NTCIR-11 SpokenQuery&Doc Task
Nagisa Sakamoto | Kazumasa Yamamoto | Seiichi Nakagawa
Proceedings of the 11th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-11, National Center of Sciences, Tokyo, Japan, December 9-12, 2014

2013

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Spoken Term Detection by N-gram Index with Exact Distance for NTCIR-SpokenDoc2
Nagisa Sakamoto | Seiichi Nakagawa
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013

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Overview of the NTCIR-10 SpokenDoc-2 Task
Tomoyosi Akiba | Hiromitsu Nishizaki | Kiyoaki Aikawa | Xinhui Hu | Yoshiaki Itoh | Tatsuya Kawahara | Seiichi Nakagawa | Hiroaki Nanjo | Yoichi Yamashita
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013

2011

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High speed spoken term detection by combination of n-gram array of a syllable lattice and LVCSR result for NTCIR-SpokenDoc
Keisuke Iwami | Seiichi Nakagawa
Proceedings of the 9th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-9, National Center of Sciences, Tokyo, Japan, December 6-9, 2011

2005

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Query Transitive Translation Using IR Score for Indonesian-Japanese CLIR
Ayu Purwarianti | Masatoshi Tsuchiya | Seiichi Nakagawa
Information Retrieval Technology, Second Asia Information Retrieval Symposium, AIRS 2005, Jeju Island, Korea, October 13-15, 2005, Proceedings