2016

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HCU at the NTCIR-12 MedNLPDoc Task
Ayumu Hiramae | Hidetsugu Nanba | Toshiyuki Takezawa
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016

2011

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Automatic construction of a bilingual thesaurus using citation analysis
Hidetsugu Nanba | Saori Mayumi | Toshiyuki Takezawa
Proceedings of the 4th Workshop on Patent Information Retrieval, PaIR '11, Glasgow, Scotland, UK, October 24, 2011

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Automatic Classification of Link Polarity in Blog Entries
Aya Ishino | Hidetsugu Nanba | Toshiyuki Takezawa
Information Retrieval Technology - 7th Asia Information Retrieval Societies Conference, AIRS 2011, Dubai, United Arab Emirates, December 18-20, 2011. Proceedings

2010

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Hiroshima City University at Evaluation Subtask in the NTCIR-8 Patent Translation Task
Hidetsugu Nanba | Kazuho Hirahara | Toshiyuki Takezawa
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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Hiroshima City University at NTCIR-8 Patent Mining Task
Hidetsugu Nanba | Tomoki Kondo | Toshiyuki Takezawa
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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Automatic creation of a technical trend map from research papers and patents
Hidetsugu Nanba | Tomoki Kondo | Toshiyuki Takezawa
Proceedings of the 3rd International Workshop on Patent Information Retrieval, PaIR '10, Toronto, ON, Canada, October 26, 2010

2009

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Automatic translation of scholarly terms into patent terms
Hidetsugu Nanba | Hideaki Kamaya | Toshiyuki Takezawa | Manabu Okumura | Akihiro Shinmori | Hidekazu Tanigawa
Proceedings of the 2nd International Workshop on Patent Information Retrieval, PaIR '09, Hong Kong, SAR, China, November 6, 2009

2008

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Extraction of Opinion Sentences using Machine Learning: Hiroshima City University at NTCIR-7 MOAT
Daisuke Kobayashi | Hidetsugu Nanba | Toshiyuki Takezawa
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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