Akira Kitauchi

2004

dblp
Invalidity Patent Search System of NTT DATA.
Kazuya Konishi|Akira Kitauchi|Toru Takaki
Proceedings of the Fourth NTCIR Workshop on Research in Information Access Technologies Information Retrieval, Question Answering and Summarization, NTCIR-4, National Center of Sciences, Tokyo, Japan, June 2-4, 2004

1998

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NTT DATA at TREC-7: System Approach for Ad-Hoc and Filtering.
Hiroyuke Nakajima|Toru Takaki|Tsutomu Hirao|Akira Kitauchi
Proceedings of The Seventh Text REtrieval Conference, TREC 1998, Gaithersburg, Maryland, USA, November 9-11, 1998