Makoto Iwayama

2019

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NAMI Question Answering System at QA Lab-PoliInfo.
Ken-Ichi Yokote|Makoto Iwayama
Proceedings of the 14th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2019, Tokyo, Japan, June 10-13, 2019

2016

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Deep Match between Geology Reports and Well Logs Using Spatial Information.
Bin Tong|Martin Klinkigt|Makoto Iwayama|Yoshiyuki Kobayashi|Anshuman Sahu|Ravigopal Vennelakanti
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

2010

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NTCIR-8 Research Paper Classification Experiments at Hitachi.
Hisao Mase|Makoto Iwayama
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 Patent Mining Task at the NTCIR-8 Workshop.
Hidetsugu Nanba|Atsushi Fujii|Makoto Iwayama|Taiichi Hashimoto
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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Experiments for NTCIR-8 Technical Trend Map Creation Subtask at Hitachi.
Yusuke Sato|Makoto Iwayama
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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Interactive constrained clustering for patent document set.
Yusuke Sato|Makoto Iwayama
Proceedings of the 2nd International Workshop on Patent Information Retrieval, PaIR '09, Hong Kong, SAR, China, November 6, 2009

2008

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The patent mining task in the seventh NTCIR workshop.
Hidetsugu Nanba|Atsushi Fujii|Makoto Iwayama|Taiichi Hashimoto
Proceedings of the 1st ACM workshop on Patent Information Retrieval, PaIR 2008, Napa Valley, California, USA, October 30, 2008
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NTCIR-7 Patent Mining Experiments at Hitachi.
Hisao Mase|Makoto Iwayama
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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Overview of the Patent Mining Task at the NTCIR-7 Workshop.
Hidetsugu Nanba|Atsushi Fujii|Makoto Iwayama|Taiichi Hashimoto
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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Introduction to the special issue on patent processing.
Atsushi Fujii|Makoto Iwayama|Noriko Kando
Information Processing and Management 2007 Volume 43 Issue 5
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Overview of the Patent Retrieval Task at the NTCIR-6 Workshop.
Atsushi Fujii|Makoto Iwayama|Noriko Kando
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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Overview of Classification Subtask at NTCIR-6 Patent Retrieval Task.
Makoto Iwayama|Atsushi Fujii|Noriko Kando
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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NTCIR-6 Patent Retrieval Experiments at Hitachi.
Hisao Mase|Makoto Iwayama
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

2006

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Evaluating patent retrieval in the third NTCIR workshop.
Makoto Iwayama|Atsushi Fujii|Noriko Kando|Yuzo Marukawa
Information Processing and Management 2006 Volume 42 Issue 1

2005

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Overview of Patent Retrieval Task at NTCIR-5.
Atsushi Fujii|Makoto Iwayama|Noriko Kando
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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Overview of Classification Subtask at NTCIR-5 Patent Retrieval Task.
Makoto Iwayama|Atsushi Fujii|Noriko Kando
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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NTCIR-5 Patent Retrieval Experiments at Hitachi.
Hisao Mase|Tadataka Matsubayashi|Yuichi Ogawa|Takaaki Yayoi|Yusuke Sato|Makoto Iwayama
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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Report on the patent retrieval task at NTCIR workshop 3.
Makoto Iwayama|Atsushi Fujii|Noriko Kando|Akihiko Takano
SIGIR Forum 2004 Volume 38 Issue 1
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Overview of Patent Retrieval Task at NTCIR-4.
Atsushi Fujii|Makoto Iwayama|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
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Two-Stage Patent Retrieval Method Considering Claim Structure.
Hisao Mase|Tadataka Matsubayashi|Yuichi Ogawa|Makoto Iwayama|Tadaaki Oshio
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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Can Claim Analysis Contribute toward Patent Map Generation?
Akihiro Shinmori|Manabu Okumura|Yuzo Marukawa|Makoto Iwayama
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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The patent retrieval task in the fourth NTCIR workshop.
Atsushi Fujii|Makoto Iwayama|Noriko Kando
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004

2003

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An empirical study on retrieval models for different document genres: patents and newspaper articles.
Makoto Iwayama|Atsushi Fujii|Noriko Kando|Yuzo Marukawa
SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada

2002

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Overview of Patent Retrieval Task at NTCIR-3.
Makoto Iwayama|Atsushi Fujii|Noriko Kando|Akihiko Takano
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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NTT DTEC at Patent Retrieval Task.
Yohichi Nakatani|Koutarou Takada|Michihiro Isoda|Manabu Okumura|Makoto Iwayama|Yuzo Marukawa|Akihiro Shinmori
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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Rhetorical Structure Analysis of Japanese Patent Claims using Cue Phrases.
Akihiro Shinmori|Manabu Okumura|Yuzo Marukawa|Makoto Iwayama
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

2000

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Passage-Level Document Retrieval Using Lexical Chains.
Hajime Mochizuki|Makoto Iwayama|Manabu Okumura
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2000, 6th International Conference, College de France, France, April 12-14, 2000. Proceedings
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Relevance reedback with a small number of relevance judgements: incremental relevance feedback vs. document clustering.
Makoto Iwayama
SIGIR 2000: Proceedings of the 23rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 24-28, 2000, Athens, Greece

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

1997

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A probabilistic model of Passage Categorization.
Makoto Iwayama|Takenobu Tokunaga
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 1997, 5th International Conference, McGill University, Montreal, Canada, June 25-27, 1997. Proceedings

1995

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Cluster-Based Text Categorization: A Comparison of Category Search Strategies.
Makoto Iwayama|Takenobu Tokunaga
SIGIR'95, Proceedings of the 18th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Seattle, Washington, USA, July 9-13, 1995 (Special Issue of the SIGIR Forum)