Kyoji Umemura


1999

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Dynamic Programming: A New Paradigm for Information Retrieval
Ryuichi Sawada | Kyoji Umemura
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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Japanese Word Segmentation Using Similarity Measure for IR
Tomohiro Ozawa | Mikio Yamamoto | Kyoji Umemura | Kenneth Ward Church
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

2001

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Empirical Term Weighting
Kyoji Umemura | Yoshiyuki Takeda | Michiko Tanaka | Li Feng | Eiko Yamamoto
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

2002

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Selecting indexing strings using adaptation
Yoshiyuki Takeda | Kyoji Umemura
SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 11-15, 2002, Tampere, Finland

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Deciding Indexing Strings with Statistical Analysis
Yoshiyuki Takeda | Kyoji Umemura | Eiko Yamamoto
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

2004

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A unified model of literal mining and link analysis for ranking web resources
Yinghui Xu | Kyoji Umemura
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004

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Literal-Matching-Biased Link Analysis
Yinghui Xu | Kyoji Umemura
Information Retrieval Technology, Asia Information Retrieval Symposium, AIRS 2004, Beijing, China, October 18-20, 2004, Revised Selected Papers

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Using Virtual Document for NTCIR-4 Web Information Retrieval Task
Yinghui Xu | Kyoji Umemura
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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Query Expansion with the Minimum Relevance Judgments
Masayuki Okabe | Kyoji Umemura | Seiji Yamada
Information Retrieval Technology, Second Asia Information Retrieval Symposium, AIRS 2005, Jeju Island, Korea, October 13-15, 2005, Proceedings

2013

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An Trial Report to NTCIR10 MedNLP: Extracting Medical Diagnostic Term by Machine Learning
Kota Kanno | Kazuyoshi Osanai | Kyoji Umemura
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013