Publications

カンファレンス (国際)
Toward a Participatory Trace-Sensing Framework Using Smartphone LiDAR for Wildlife Habitat Estimation: Tsukasa Kojo (Nara Institute of Science and Technology), Wataru Sasaki (Nara Institute of Science and Technology), Yuki Matsuda (Nara Institute of Science and Technology), Kota Tsubouchi, Keiichi Yasumoto (Nara Institute of Science and Technology), Hirohiko Suwa (Nara Institute of Science and Technology); 21st International Conference on Persuasive Technology 2026 (PERSUASIVE 2026); 2026.3.13

カンファレンス (国内)
WIS: 大規模言語モデルを用いた実用的なデータベース並行性異常検出・評価システム: 中園翔; 第18回データ工学と情報マネジメントに関するフォーラム（第24回日本データベース学会年次大会） (DEIM 2026); 2026.3.1

その他 (国際)
Validating Behavioral Proxies for Disease Risk Monitoring via Large-Scale E-commerce Data: Naomi Sasaya, Shigefumi Kishida (Anicom Insurance, Inc.), Ryo Kikuchi (Anicom Insurance, Inc.), Akira Tajima; arXiv.org (arXiv); 2026.1.21

ワークショップ (国際)
Wildlife Detection using Motion History Information Captured by Camera Trap in the Dark: Shogo Yoshida (Nara Institute of Science and Technology), Yuki Matsuda (Okayama University/Nara Institute of Science and Technology), Kota Tsubouchi, Hirohiko Suwa (Nara Institute of Science and Technology), Keiichi Yasumoto (Nara Institute of Science and Technology); 27th International Conference on Distributed Computing and Networking (ICDCN 26); 2026.1.8

ワークショップ (国内)
iPhone LiDARによる野生動物痕跡認識の試み：参加型センシング基盤の構築と初期評価: 古城司 (奈良先端科学技術大学院大学), 小坂修平 (奈良先端科学技術大学院大学), 菊池尊勝 (奈良先端科学技術大学院大学), 佐々木航 (奈良先端科学技術大学院大学), 松田裕貴 (岡山大学), 諏訪博彦 (奈良先端科学技術大学院大学), 坪内孝太, 安本慶一 (奈良先端科学技術大学院大学); 情報処理学会ユビキタスコンピューティングシステム研究会 (IPSJ SIGUBI); 2025.9.29

論文誌 (国際)
Early crowd forecasting away from stations by geographically complemented regression using transit search and mobility logs: Soto Anno (Institute of Science Tokyo), Kota Tsubouchi, Masamichi Shimosaka (Institute of Science Tokyo); Journal of Big Data; 2025.9.1

論文誌 (国際)
A-UVI: GNSS-Assisted EO-based UV Index Estimation Method for Individual-level Precise UV Exposure Assessment: Yuuki Nishiyama (The University of Tokyo), Subaru Atsumi (The University of Tokyo), Kota Tsubouchi, Kaoru Sezaki (The University of Tokyo); The Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT); 2025.6.25

カンファレンス (国際)
The Power of Periodicity: Exploiting Periodic UWB CIRs for Robust Activity Recognition with Attention-aware Multi-level Wavelet: Han Lin (Tokyo Institute of Technology), Atsushi Nomura (Tokyo Institute of Technology), Kota Tsubouchi, Nobuhiko Nishio (Ritsumeikan University), Masamichi Shimosaka (Tokyo Institute of Technology); The 23rd International Conference on Pervasive Computing and Communications (PerCom 2025); 2025.4.1

カンファレンス (国際)
Indoor Trajectory Estimation with Passerby Data without GPS nor WiFi Signals: Hidehito Gomi, Kota Tsubouchi, Teruhiko Teraoka; The 23rd International Conference on Pervasive Computing and Communications (PerCom 2025); 2025.3.17

その他 (国内)
AoA Estimation from Array of Single-board Devices with Single-antennaWi-Fi chip: Shiyuan Zhuang (Institute of Science Tokyo), Han Lin (Institute of Science Tokyo), Kota Tsubouchi, Nobuhiko Nishio (Ritsumeikan University), Masamichi Shimosaka (Institute of Science Tokyo); 情報処理学会ユビキタスコンピューティングシステム研究会 (IPSJ SIGUBI); 2025.2.28

カンファレンス (国際)
State and Transition Recognition of Ventilation-induced Barometric Disturbance during Indoor Altitude Estimation: Yuki Hirayama (Ritsumeikan University), Takuzo Ikuta (Ritsumeikan University), Kota Tsubouchi, Nobuhiko Nishio (Ritsumeikan University); The 14th International Conference on Indoor Positioning and Indoor Navigation (IPIN 2024); 2025.2.20

論文誌 (国際)
Predicting Individual Irregular Mobility via Web Search-Driven Bipartite Graph Neural Networks: Jiawei Xue (Purdue University), Takahiro Yabe (Massachusetts Institute of Technology), Kota Tsubouchi, Jianzhu Ma (Tsinghua University), Satish V. Ukkusuri (Purdue University); IEEE Transactions on Knowledge and Data Engineering (IEEE TKDE); 2024.11.21

カンファレンス (国際)
Deep Learning-Based Compressed Sensing for Mobile Device-Derived Sensor Data: Liqiang Xu (The University of Tokyo), Yuuki Nishiyama (The University of Tokyo), Kota Tsubouchi, Kaoru Sezaki (The University of Tokyo); The 33rd ACM International Conference on Information and Knowledge Management (CIKM 2024); 2024.10.24

その他 (国際)
Congestion Forecast for Trains with Railroad-Graph-based Semi-Supervised Learning using Sparse Passenger Reports: Soto Anno (Tokyo Institute of Technology), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology); arXiv.org (arXiv); 2024.10.23

カンファレンス (国際)
Improving Coverage and Accuracy in Visible Light Positioning through Ceiling Reflection Modeling: Shota Shimada, Hiroaki Murakami (The University of Tokyo), Ryo Tabata (Hokkaido University), Kota Tsubouchi, Takuya Sasatani (The University of Tokyo), Yoshihiro Kawahara (The University of Tokyo), Masanori Sugimoto (Hokkaido University); The 14th International Conference on Indoor Positioning and Indoor Navigation (IPIN 2024); 2024.10.15

論文誌 (国際)
Enhancing human mobility research with open and standardized datasets: Takahiro Yabe (New York University), Massimiliano Luca (Fondazione Bruno Kessler), Kota Tsubouchi, Bruno Lepri (Fondazione Bruno Kessler), Marta C. Gonzalez (University of California), Esteban Moro (Northeastern University); Nature Computational Science (Nat. Comput. Sci.); 2024.7.3

論文誌 (国際)
Forecasting Lifespan of Crowded Events With Acoustic Synthesis-Inspired Segmental Long Short-Term Memory: Soto Anno (Tokyo Institute of Technology), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology); IEEE Access; 2024.6.25

カンファレンス (国際)
Towards Estimating UV Index with a Smartphone Utilizing GNSS Signals as a Point Cloud: Subaru Atsumi (The University of Tokyo), Riku Ishioka (The University of Tokyo), Kota Tsubouchi, Yuuki Nishiyama (The University of Tokyo), Kaoru Sezaki (The University of Tokyo); The 22nd ACM International Conference on Mobile Systems, Applications, and Services (Mobisys 2024); 2024.6.19

ワークショップ (国内)
Exploring Passive Activity Recognition using Multi-shot UWB CIRs: Han Lin (Tokyo Institute of Technology), Atsushi Nomura (Tokyo Institute of Technology), Kota Tsubouchi, Nobuhiko Nishio (Ritsumeikan University), Masamichi Shimosaka (Tokyo Institute of Technology); 情報処理学会ユビキタスコンピューティングシステム研究会 (IPSJ SIGUBI); 2024.6.5

ワークショップ (国内)
常時装着型イヤラブルデバイス利用環境における音声通知タイミング最適化に向けた基礎検討: 伊藤愛香 (東京大学), 坪内孝太, 西尾信彦 (立命館大学), 下坂正倫 (東京工業大学), 田谷昭仁 (東京大学), 瀬崎薫 (東京大学), 西山勇毅 (東京大学); 情報処理学会ユビキタスコンピューティングシステム研究会 (IPSJ SIGUBI); 2024.6.5