2002

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Patent Search: A Case Study of Cross-DB Associative Search
Yoshiki Niwa | Toru Hisamitsu | Shingo Nishioka | Osamu Imaichi | Masakazu Fujio
Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002

2001

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The Effect of Document Clustering in Interactive Relecance Feedback
Makoto Iwayama | Yoshiki Niwa | Shingo Nishioka | Akihiko Takano | Toru Hisamitsu | Osamu Imaichi | Hirofumi Sakurai | Masakazu Fujio
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001

1999

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Term Extraction Using A New Measure of Term Representativeness
Toru Hisamitsu | Yoshiki Niwa | Shingo Nishioka | Hirofumi Sakurai | Osamu Imaichi | Makoto Iwayama | Akihiko Takano
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

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Interactive Document Search with DualNAVI
Yoshiki Niwa | Makoto Iwayama | Toru Hisamitsu | Shingo Nishioka | Akihiko Takano | Hirofumi Sakurai | Osamu Imaichi
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

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