Hiroaki Ohshima


2009

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Query by analogical example: relational search using web search engine indices
Makoto P. Kato | Hiroaki Ohshima | Satoshi Oyama | Katsumi Tanaka
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

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Evaluating brand value on the web
Takuya Kobayashi | Hiroaki Ohshima | Satoshi Oyama | Katsumi Tanaka
Proceedings of the 3rd ACM Workshop on Information Credibility on the Web, WICOW 2009, Madrid, Spain, April 20, 2009

2010

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Search as if you were in your home town: geographic search by regional context and dynamic feature-space selection
Makoto P. Kato | Hiroaki Ohshima | Satoshi Oyama | Katsumi Tanaka
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

2011

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Information Extraction based Approach for the NTCIR-9 1CLICK Task
Makoto P. Kato | Meng Zhao | Kosetsu Tsukuda | Yoshiyuki Shoji | Takehiro Yamamoto | Hiroaki Ohshima | Katsumi Tanaka
Proceedings of the 9th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-9, National Center of Sciences, Tokyo, Japan, December 6-9, 2011

2012

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Content-based retrieval for heterogeneous domains: domain adaptation by relative aggregation points
Makoto P. Kato | Hiroaki Ohshima | Katsumi Tanaka
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

2013

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Information Extraction based Approach for the NTCIR-10 1CLICK-2 Task
Tomohiro Manabe | Kosetsu Tsukuda | Kazutoshi Umemoto | Yoshiyuki Shoji | Makoto P. Kato | Takehiro Yamamoto | Meng Zhao | Soungwoong Yoon | Hiroaki Ohshima | Katsumi Tanaka
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013

2014

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KUIDL at the NTCIR-11 IMine Task
Takehiro Yamamoto | Makoto P. Kato | Hiroaki Ohshima | Katsumi Tanaka
Proceedings of the 11th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-11, National Center of Sciences, Tokyo, Japan, December 9-12, 2014

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Overview of the NTCIR-11 IMine Task
Yiqun Liu | Ruihua Song | Min Zhang | Zhicheng Dou | Takehiro Yamamoto | Makoto P. Kato | Hiroaki Ohshima | Ke Zhou
Proceedings of the 11th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-11, National Center of Sciences, Tokyo, Japan, December 9-12, 2014

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Investigating users' query formulations for cognitive search intents
Makoto P. Kato | Takehiro Yamamoto | Hiroaki Ohshima | Katsumi Tanaka
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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Cognitive search intents hidden behind queries: a user study on query formulations
Makoto P. Kato | Takehiro Yamamoto | Hiroaki Ohshima | Katsumi Tanaka
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

2016

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Overview of the NTCIR-12 IMine-2 Task
Takehiro Yamamoto | Yiqun Liu | Min Zhang | Zhicheng Dou | Ke Zhou | Ilya Markov | Makoto P. Kato | Hiroaki Ohshima | Sumio Fujita
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016

2017

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Entity Ranking by Learning and Inferring Pairwise Preferences from User Reviews
Shinryo Uchida | Takehiro Yamamoto | Makoto P. Kato | Hiroaki Ohshima | Katsumi Tanaka
Information Retrieval Technology - 13th Asia Information Retrieval Societies Conference, AIRS 2017, Jeju Island, South Korea, November 22-24, 2017, Proceedings

2020

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Context-Guided Learning to Rank Entities
Makoto P. Kato | Wiradee Imrattanatrai | Takehiro Yamamoto | Hiroaki Ohshima | Katsumi Tanaka
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part I

2021

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A Test Collection for Ad-hoc Dataset Retrieval
Makoto P. Kato | Hiroaki Ohshima | Ying-Hsang Liu | Hsin-Liang Chen
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

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Image Retrieval by Hierarchy-aware Deep Hashing Based on Multi-task Learning
Bowen Wang | Liangzhi Li | Yuta Nakashima | Takehiro Yamamoto | Hiroaki Ohshima | Yoshiyuki Shoji | Kenro Aihara | Noriko Kando
ICMR '21: International Conference on Multimedia Retrieval, Taipei, Taiwan, August 21-24, 2021

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Location-based Reminder for Memorizing What Visitors Learn at a Museum
Yoshiyuki Shoji | Kenro Aihara | Martin J. Dürst | Noriko Kando | Takuya Nakaya | Hiroaki Ohshima | Takehiro Yamamoto | Yusuke Yamamoto
Joint Proceedings of the Second Workshop on Bridging the Gap between Information Science, Information Retrieval and Data Science, and Third Workshop on Evaluation of Personalisation in Information Retrieval co-located with 6th ACM SIGIR Conference on Human Information Interaction and Retrieval (CHIIR 2021), Canberra, Australia (Virtual Event), March 19th, 2021

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Quiz Generation on the Electronic Guide Application for Improving Learning Experience in the Museum
Masaki Ueta | Tomoya Hashiguchi | Huu-Long Pham | Yoshiyuki Shoji | Noriko Kando | Yusuke Yamamoto | Takehiro Yamamoto | Hiroaki Ohshima
Joint Proceedings of the Second Workshop on Bridging the Gap between Information Science, Information Retrieval and Data Science, and Third Workshop on Evaluation of Personalisation in Information Retrieval co-located with 6th ACM SIGIR Conference on Human Information Interaction and Retrieval (CHIIR 2021), Canberra, Australia (Virtual Event), March 19th, 2021