IR
Anthology
Community
Hiroaki
Ohshima
2026
doi
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Retrieval of LoRA Models based on Layer-Wise Weight Embedding without Metadata.
Yuro Kanada
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Yuma Oe
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Huu-Long Pham
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Makoto P. Kato
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Hiroaki Ohshima
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Sumio Fujita
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Yoshiyuki Shoji
Proceedings of the 2026 International Conference on Multimedia Retrieval, ICMR 2026, Amsterdam, The Netherlands, June 16-19, 2026
doi
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Which LoRA Should Be Merged Next? Retrieving an Additional LoRA from a Target Image.
Daichi Sugita
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Huu-Long Pham
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Makoto P. Kato
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Hiroaki Ohshima
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Sumio Fujita
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Yoshiyuki Shoji
Proceedings of the 2026 International Conference on Multimedia Retrieval, ICMR 2026, Amsterdam, The Netherlands, June 16-19, 2026
2025
doi
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Effect of Model Merging in Domain-Specific Ad-hoc Retrieval.
Taiga Sasaki
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Takehiro Yamamoto
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Hiroaki Ohshima
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Sumio Fujita
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
2024
doi
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Mixed Reality Interaction Enhanced by Whiteboard for Product Search.
Yuya Tsuda
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Takehiro Yamamoto
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Hiroaki Ohshima
Proceedings of the 2024 ACM SIGIR Conference on Human Information Interaction and Retrieval, CHIIR 2024, Sheffield, United Kingdom, March 10-14, 2024
2023
doi
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KANDUH at the NTCIR-17 Transfer Task.
Tomoya Hashiguchi
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Ryota Mibayashi
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Huu-Long Pham
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Wakana Kuwata
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Yuka Kawada
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Yuya Tsuda
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Takehiro Yamamoto
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Hiroaki Ohshima
Proceedings of the 17th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2023, Tokyo, Japan, December 12-15, 2023
2022
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Overview of the NTCIR-16 Data Search 2 Task.
Makoto P. Kato
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Hiroaki Ohshima
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Ying-Hsang Liu
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Hsin-Liang Chen
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Yu Nakano
Proceedings of the 16th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2022, Tokyo, Japan, June 14-17, 2022
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UHGSIS at the NTCIR-16 Data Search 2 IR Subtask: A BERT-based Query Modification Approach.
Moeri Okuda
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Ryota Mibayashi
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Takafumi Kawahara
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Naoaki Matsumoto
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Kenji Tanaka
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Takehiro Yamamoto
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Hiroaki Ohshima
Proceedings of the 16th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2022, Tokyo, Japan, June 14-17, 2022
2021
doi
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Image Retrieval by Hierarchy-aware Deep Hashing Based on Multi-task Learning.
Bowen Wang
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Liangzhi Li
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Yuta Nakashima
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Takehiro Yamamoto
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Hiroaki Ohshima
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Yoshiyuki Shoji
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Kenro Aihara
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Noriko Kando
ICMR '21: International Conference on Multimedia Retrieval, Taipei, Taiwan, August 21-24, 2021
doi
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A Test Collection for Ad-hoc Dataset Retrieval.
Makoto P. Kato
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Hiroaki Ohshima
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Ying-Hsang Liu
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Hsin-liang Oliver Chen
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
2020
doi
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Context-Guided Learning to Rank Entities.
Makoto P. Kato
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Wiradee Imrattanatrai
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Takehiro Yamamoto
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Hiroaki Ohshima
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Katsumi Tanaka
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part I
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Overview of the NTCIR-15 Data Search Task.
Makoto P. Kato
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Hiroaki Ohshima
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Ying-Hsang Liu
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Hsin-Liang Chen
Proceedings of the 15th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2020, Tokyo, Japan, December 8-11, 2020
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Uhai at the NTCIR-15 Data Search task.
Ryota Mibayashi
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Huu-Long Pham
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Naoaki Matsumoto
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Takehiro Yamamoto
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Hiroaki Ohshima
Proceedings of the 15th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2020, Tokyo, Japan, December 8-11, 2020
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Behavioral Classification Using Feature Selection in the Micro Activity Retrieval Task.
Takuma Yoshimura
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Huu-Long Pham
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Ryota Mibayashi
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Rui Kimura
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Hiroaki Ohshima
Proceedings of the 15th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2020, Tokyo, Japan, December 8-11, 2020
2017
doi
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Entity Ranking by Learning and Inferring Pairwise Preferences from User Reviews.
Shinryo Uchida
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Takehiro Yamamoto
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Makoto P. Kato
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Hiroaki Ohshima
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Katsumi Tanaka
Information Retrieval Technology - 13th Asia Information Retrieval Societies Conference, AIRS 2017, Jeju Island, South Korea, November 22-24, 2017, Proceedings
2016
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Overview of the NTCIR-12 IMine-2 Task.
Takehiro Yamamoto
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Yiqun Liu
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Min Zhang
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Zhicheng Dou
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Ke Zhou
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Ilya Markov
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Makoto P. Kato
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Hiroaki Ohshima
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Sumio Fujita
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016
2014
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Overview of the NTCIR-11 IMine Task.
Yiqun Liu
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Ruihua Song
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Min Zhang
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Zhicheng Dou
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Takehiro Yamamoto
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Makoto P. Kato
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Hiroaki Ohshima
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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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KUIDL at the NTCIR-11 IMine Task.
Takehiro Yamamoto
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Makoto P. Kato
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Hiroaki Ohshima
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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
doi
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Investigating users' query formulations for cognitive search intents.
Makoto P. Kato
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Takehiro Yamamoto
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Hiroaki Ohshima
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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
doi
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Cognitive search intents hidden behind queries: a user study on query formulations.
Makoto P. Kato
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Takehiro Yamamoto
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Hiroaki Ohshima
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Katsumi Tanaka
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume
2013
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Information Extraction based Approach for the NTCIR-10 1CLICK-2 Task.
Tomohiro Manabe
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Kosetsu Tsukuda
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Kazutoshi Umemoto
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Yoshiyuki Shoji
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Makoto P. Kato
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Takehiro Yamamoto
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Meng Zhao
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Soungwoong Yoon
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Hiroaki Ohshima
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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
2012
doi
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Content-based retrieval for heterogeneous domains: domain adaptation by relative aggregation points.
Makoto P. Kato
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Hiroaki Ohshima
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Katsumi Tanaka
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012
2011
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Information Extraction based Approach for the NTCIR-9 1CLICK Task.
Makoto P. Kato
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Meng Zhao
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Kosetsu Tsukuda
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Yoshiyuki Shoji
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Takehiro Yamamoto
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Hiroaki Ohshima
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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
2010
doi
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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
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Hiroaki Ohshima
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Satoshi Oyama
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Katsumi Tanaka
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
2009
doi
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Query by analogical example: relational search using web search engine indices.
Makoto P. Kato
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Hiroaki Ohshima
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Satoshi Oyama
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Katsumi Tanaka
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009
doi
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Evaluating brand value on the web.
Takuya Kobayashi
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Hiroaki Ohshima
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Satoshi Oyama
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Katsumi Tanaka
Proceedings of the 3rd ACM Workshop on Information Credibility on the Web, WICOW 2009, Madrid, Spain, April 20, 2009