| 2026 | ICTIR | Model Merging as an Alternative to Fine-Tuning on Combined Data for a Multi-Domain Dense Retriever. | Taiga Sasaki, Takehiro Yamamoto, Hiroaki Ohshima, Sumio Fujita |
| 2025 | CIKM | Effect of Model Merging in Domain-Specific Ad-hoc Retrieval. | Taiga Sasaki, Takehiro Yamamoto, Hiroaki Ohshima, Sumio Fujita |
| 2025 | DaWaK | Effects of Response Length on User Search Experience in Spoken Conversational Search. | Ken Tobioka, Takehiro Yamamoto, Hiroaki Ohshima |
| 2025 | IIWAS | Measuring Shape Unexpectedness of Exhibits Based on Similarity and Outlier Detection. | Maho Kinoshita, Wakana Kuwata, Hiroaki Ohshima |
| 2025 | IIWAS | Japanese Rhyme Generation Based on Mora Similarity and Generation Probability. | Ryota Mibayashi, Takehiro Yamamoto, Hiroaki Ohshima |
| 2025 | IIWAS | Generating Comparative Table by LLM-Based Product Review Summarization. | Kanako Nakai, Takehiro Yamamoto, Hiroaki Ohshima |
| 2025 | IIWAS | Generating Interactive Japanese Puns Based on Phoneme Similarity. | Yilin Wang, Takehiro Yamamoto, Hiroaki Ohshima |
| 2025 | MMM | Image-Generation AI Model Retrieval by Contrastive Learning-Based Style Distance Calculation. | Vu Thi Ngoc Anh, Yoshiyuki Shoji, Yuma Oe, Huu-Long Pham, Hiroaki Ohshima |
| 2025 | MOMM | Lyric-Aware DJ Track Recommendation Based on Semantic Relationships. | Wakana Kuwata, Hiroaki Ohshima |
| 2024 | CHIIR | Mixed Reality Interaction Enhanced by Whiteboard for Product Search. | Yuya Tsuda, Takehiro Yamamoto, Hiroaki Ohshima |
| 2024 | DASFAA | Query Expansion in Food Review Search with Synonymous Phrase Generation by LLM. | Arisa Ashizawa, Ryota Mibayashi, Hiroaki Ohshima |
| 2024 | DASFAA | Investigating Evidence in Sentence Similarity Using MASK in BERT. | Kanako Nakai, Yuka Kawada, Takehiro Yamamoto, Hiroaki Ohshima |
| 2024 | DASFAA | Real Estate Information Exploration in VR with LoD Control by Physical Distance. | Yuki Nakayama, Yuya Tsuda, Yoshiyuki Shoji, Hiroaki Ohshima |
| 2024 | DASFAA | Generating News Headline Containing Specific Person Name. | Taiga Sasaki, Takayuki Kuge, Yoshiyuki Shoji, Takehiro Yamamoto, Hiroaki Ohshima |
| 2024 | ICAART | BornFS: Feature Selection with Balanced Relevance and Nuisance and Its Application to Very Large Datasets. | Kilho Shin, Chris Liu, Katsuyuki Maeda, Hiroaki Ohshima |
| 2024 | ICAART | Balancing the Trinity of Feature Selection. | Kilho Shin, Chris Liu, Katsuyuki Maeda, Hiroaki Ohshima, Lulu Ito |
| 2024 | ICMLC | Is Problem-Based Learning Exercises using Real Data Effective on the Education of Lower Grades in the Faculty of Data Science? Findings on PBL Exercises for Five Years. | Munehiko Sasajima, Ken Ishibashi, Takehiro Yamamoto, Takayuki Yumoto, Hiroaki Ohshima, Tetsuya Fujie, Naoki Katoh |
| 2023 | IIWAS | Generating Fine-Grained Aspect Names from Movie Review Sentences Using Generative Language Model. | Tomohiro Ishii, Yoshiyuki Shoji, Takehiro Yamamoto, Hiroaki Ohshima, Sumio Fujita, Martin J. Drst |
| 2023 | IIWAS | Digital Index Card Creation and Management for Memorizing What You See on the Web. | Yuna Saka, Yoshiyuki Shoji, Hiroaki Ohshima, Kouzou Ohara |
| 2021 | CHIIR | Location-based Reminder for Memorizing What Visitors Learn at a Museum. | Yoshiyuki Shoji, Kenro Aihara, Martin J. Drst, Noriko Kando, Takuya Nakaya, Hiroaki Ohshima, Takehiro Yamamoto, Yusuke Yamamoto |
| 2021 | CHIIR | 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 |
| 2021 | SIGIR | A Test Collection for Ad-hoc Dataset Retrieval. | Makoto P. Kato, Hiroaki Ohshima, Ying-Hsang Liu, Hsin-liang Oliver Chen |
| 2020 | ECIR | Context-Guided Learning to Rank Entities. | Makoto P. Kato, Wiradee Imrattanatrai, Takehiro Yamamoto, Hiroaki Ohshima, Katsumi Tanaka |
| 2020 | ICAART | Unsupervised Feature Value Selection Based on Explainability. | Kilho Shin, Kenta Okumoto, David Lawrence Shepard, Akira Kusaba, Takako Hashimoto, Jorge Amari, Keisuke Murota, Junnosuke Takai, Tetsuji Kuboyama, Hiroaki Ohshima |
| 2020 | ICAART | A Fast Algorithm for Unsupervised Feature Value Selection. | Kilho Shin, Kenta Okumoto, David Lawrence Shepard, Tetsuji Kuboyama, Takako Hashimoto, Hiroaki Ohshima |
| 2019 | IIWAS | Development of IoT Monitoring Device and Prediction of Daily Life Behavior. | Rabin Maharjan, Koichi Shiraishi, Takehiro Yamamoto, Yusuke Yamamoto, Hiroaki Ohshima |
| 2019 | IIWAS | Fatten Features and Drop Wastes: Finding Repeaters' Reviews by Feature Generation and Feature Selection. | Naoki Muramoto, Hiromi Shiraga, Kilho Shin, Hiroaki Ohshima |
| 2019 | IIWAS | Film Genre Prediction Based on Film Content and Screenplay Structure. | Yusuke Nakano, Hiroaki Ohshima, Yusuke Yamamoto |
| 2019 | IIWAS | Generating Anthropomorphism of Subject and Verb by Transformation Matrix. | Katsurou Takahashi, Hiroaki Ohshima, Kilho Shin |
| 2015 | DASFAA | Finding Paraphrase Facts Based on Coordinate Relationships. | Meng Zhao, Hiroaki Ohshima, Katsumi Tanaka |
| 2015 | IIWAS | Web page revisiting by coordinate page discovery. | Yusuke Takeda, Hiroaki Ohshima, Katsumi Tanaka |
| 2015 | IIWAS | Sentential query rewriting via mutual reinforcement of paraphrase-coordinate relationships. | Meng Zhao, Hiroaki Ohshima, Katsumi Tanaka |
| 2014 | WWW | Cognitive search intents hidden behind queries: a user study on query formulations. | Makoto P. Kato, Takehiro Yamamoto, Hiroaki Ohshima, Katsumi Tanaka |
| 2014 | SIGIR | Investigating users' query formulations for cognitive search intents. | Makoto P. Kato, Takehiro Yamamoto, Hiroaki Ohshima, Katsumi Tanaka |
| 2013 | SAC | Discovering unexpected information on the basis of popularity/unpopularity analysis of coordinate objects and their relationships. | Kosetsu Tsukuda, Hiroaki Ohshima, Mitsuo Yamamoto, Hirotoshi Iwasaki, Katsumi Tanaka |
| 2012 | DASFAA | On-the-Fly Generation of Facets as Navigation Signs for Web Objects. | Yu Kawano, Hiroaki Ohshima, Katsumi Tanaka |
| 2012 | SIGIR | Content-based retrieval for heterogeneous domains: domain adaptation by relative aggregation points. | Makoto P. Kato, Hiroaki Ohshima, Katsumi Tanaka |
| 2012 | WISE | Panoramic Image Search by Similarity and Adjacency for Similar Landscape Discovery. | Meng Zhao, Hiroaki Ohshima, Katsumi Tanaka |
| 2011 | W2GIS | Extraction and Geographical Navigation of Important Historical Events in the Web. | Mitsuo Yamamoto, Yuku Takahashi, Hirotoshi Iwasaki, Satoshi Oyama, Hiroaki Ohshima, Katsumi Tanaka |
| 2010 | CIKM | 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 |
| 2010 | DASFAA | Cloud as Virtual Databases: Bridging Private Databases and Web Services. | Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2009 | CIKM | Query by analogical example: relational search using web search engine indices. | Makoto P. Kato, Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2009 | DASFAA | Quality Evaluation of Search Results by Typicality and Speciality of Terms Extracted from Wikipedia. | Makoto Nakatani, Adam Jatowt, Hiroaki Ohshima, Katsumi Tanaka |
| 2009 | WWW | Evaluating brand value on the web. | Takuya Kobayashi, Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2009 | SAC | Modeling and analyzing review information on the web focusing on credibility. | Takuya Kobayashi, Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2009 | WISE | Towards Improving Web Search: A Large-Scale Exploratory Study of Selected Aspects of User Search Behavior. | Hiroaki Ohshima, Adam Jatowt, Satoshi Oyama, Satoshi Nakamura, Katsumi Tanaka |
| 2009 | WISE | Seeing Past Rivals: Visualizing Evolution of Coordinate Terms over Time. | Hiroaki Ohshima, Adam Jatowt, Satoshi Oyama, Katsumi Tanaka |
| 2008 | APWEB | Mining the Web for Hyponymy Relations Based on Property Inheritance. | Shun Hattori, Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2008 | WISE | Can Social Tagging Improve Web Image Search?. | Makoto P. Kato, Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2006 | APWEB | Context Matcher: Improved Web Search Using Query Term Context in Source Document and in Search Results. | Takahiro Kawashige, Satoshi Oyama, Hiroaki Ohshima, Katsumi Tanaka |
| 2006 | APWEB | Extracting Semantic Relationships Between Terms from PC Documents and Its Applications to Web Search Personalization. | Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2006 | WISE | Searching Coordinate Terms with Their Context from the Web. | Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |
| 2005 | ICDE | Extracting Personal Conceptual Structures from PC Documents and its Application to Web Search Personalization. | Hiroaki Ohshima, Satoshi Oyama, Katsumi Tanaka |