Koichi Takeda


2004

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Experiments on Patent Retrieval at NTCIR-4 Workshop
Hironori Takeuchi | Naohiko Uramoto | Koichi Takeda
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

2005

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Experiments on Patent Retrieval at NTCIR-5 Workshop
Hironori Takeuchi | Naohiko Uramoto | Koichi Takeda
Proceedings of the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-5, National Center of Sciences, Tokyo, Japan, December 6-9, 2005

2007

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A method for online analytical processing of text data
Akihiro Inokuchi | Koichi Takeda
Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, CIKM 2007, Lisbon, Portugal, November 6-10, 2007

2010

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Building Watson: A Grand Challenge in Automatic NL Question Answering
David A. Ferrucci | Koichi Takeda
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010

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Overview of the NTCIR-8 ACLIA Tasks: Advanced Cross-Lingual Information Access
Teruko Mitamura | Hideki Shima | Tetsuya Sakai | Noriko Kando | Tatsunori Mori | Koichi Takeda | Chin-Yew Lin | Ruihua Song | Chuan-Jie Lin | Cheng-Wei Lee
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010

2011

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Overview of NTCIR-9 RITE: Recognizing Inference in TExt
Hideki Shima | Hiroshi Kanayama | Cheng-Wei Lee | Chuan-Jie Lin | Teruko Mitamura | Yusuke Miyao | Shuming Shi | Koichi Takeda
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