2017

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Evolution of Information Needs based on Life Event Experiences with Topic Transition
Naoto Takeda | Yohei Seki | Mimpei Morishita | Yoichi Inagaki
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

2013

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Asian summer school in information access (ASSIA 2013)
Hideo Joho | Noriko Kando | Tetsuya Sakai | Yohei Seki | Shigeo Sugimoto
2013 Volume 47 Issue 2

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Finding impressive social content creators: searching for SNS illustrators using feedback on motifs and impressions
Yohei Seki | Kiyoto Miyajima
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

2012

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QAque: faceted query expansion techniques for exploratory search using community QA resources
Atsushi Otsuka | Yohei Seki | Noriko Kando | Tetsuji Satoh
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)

2011

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Evaluation of Interactive Information Access System using Concept Map
Masaharu Yoshioka | Noriko Kando | Yohei Seki
Proceedings of the 4th International Workshop on Evaluating Information Access, EVIA 2011, National Center of Sciences, Tokyo, Japan, December 6, 2011

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Using graded-relevance metrics for evaluating community QA answer selection
Tetsuya Sakai | Daisuke Ishikawa | Noriko Kando | Yohei Seki | Kazuko Kuriyama | Chin-Yew Lin
Proceedings of the Forth International Conference on Web Search and Web Data Mining, WSDM 2011, Hong Kong, China, February 9-12, 2011

2010

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Overview of Multilingual Opinion Analysis Task at NTCIR-8: A Step Toward Cross Lingual Opinion Analysis
Yohei Seki | Lun-Wei Ku | Le Sun | Hsin-Hsi Chen | Noriko Kando
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

2009

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Multilingual opinion holder identification using author and authority viewpoints
Yohei Seki | Noriko Kando | Masaki Aono
2009 Volume 45 Issue 2

2008

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Overview of Multilingual Opinion Analysis Task at NTCIR-7
Yohei Seki | David Kirk Evans | Lun-Wei Ku | Le Sun | Hsin-Hsi Chen | Noriko Kando
Proceedings of the 7th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-7, National Center of Sciences, Tokyo, Japan, December 16-19, 2008

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Ontology based Approach to Patent Mining for Relating International Patent Classification (IPC) to a Scientific Abstract
Md. Hanif Seddiqui | Yohei Seki | Masaki Aono
Proceedings of the 7th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-7, National Center of Sciences, Tokyo, Japan, December 16-19, 2008

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A Multilingual Polarity Classification Method using Multi-label Classification Technique Based on Corpus Analysis
Yohei Seki
Proceedings of the 7th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-7, National Center of Sciences, Tokyo, Japan, December 16-19, 2008

2007

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Overview of Opinion Analysis Pilot Task at NTCIR-6
Yohei Seki | David Kirk Evans | Lun-Wei Ku | Hsin-Hsi Chen | Noriko Kando | Chin-Yew Lin
Proceedings of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-6, National Center of Sciences, Tokyo, Japan, May 15-18, 2007

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Crosslingual Opinion Extraction from Author and Authority Viewpoints at NTCIR-6
Yohei Seki
Proceedings of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-6, National Center of Sciences, Tokyo, Japan, May 15-18, 2007

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Opinion holder extraction from author and authority viewpoints
Yohei Seki
SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007

2006

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A method of rating the credibility of news documents on the web
Ryosuke Nagura | Yohei Seki | Noriko Kando | Masaki Aono
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006

2005

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Automatic summarization focusing on document genre and text structure
Yohei Seki
2005 Volume 39 Issue 1

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Multi-Document Summarization Reflecting Information Needs on Subjectivity
Yohei Seki | Koji Eguchi | Noriko Kando | Masaki Aono
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

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A Patent Retrieval Method Using a Hierarchy of Clusters at TUT
Hironori Doi | Yohei Seki | Masaki Aono
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

2004

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User-Focused Multi-Document Summarization with Paragraph Clustering and Sentence-Type Filtering
Yohei Seki | Koji Eguchi | Noriko Kando
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

2002

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Sentence Extraction by tf/idf and Position Weighting from Newspaper Articles
Yohei Seki
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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Answer Extraction System by Question Type from Query-Biased Summary for Newspaper Articles
Yohei Seki
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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