Hiroyuki Sakai


2001

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On a Retrieval Support System by Suggesting Terms to a User
Hiroyuki Sakai | Kiyonori Ohtake | Shigeru Masuyama
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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QUARK: A Question and Answering System using Newspaper Corpus as a Knowledge Source
Keizo Kawata | Hiroyuki Sakai | Shigeru Masuyama
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

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Unsupervised Acquisition of Knowledge about the Abbreviation Possibility of some of Multiple Phrases modifying the same Verb/Noun
Hiroyuki Sakai | Shigeru Masuyama
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 Multiple-Document Summarization System Introducing User Interaction for Reflecting User's Summarization Need
Hiroyuki Sakai | Shigeru Masuyama
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

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A Web Search Result Classification System Based on the Degree of Suitability for Specialists
Masanobu Tsuruta | Yoshiyuki Umemura | Hiroyuki Sakai | Shigeru Masuyama
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

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Question Answering System QUARK
Yasuo Nii | Keizo Kawata | Tatsumi Yoshida | Hiroyuki Sakai | Shigeru Masuyama
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

2010

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NTCIR-8 Patent Mining Task at Toyohashi University of Technology
Yusuke Suzuki | Hirofumi Nonaka | Hiroki Sakaji | Akio Kobayashi | Hiroyuki Sakai | Shigeru Masuyama
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