People
坪内 孝太 Kota Tsubouchi LINEヤフー研究所 上席研究員
2005年東京大学工学部卒業.2010年東京大学大学院新領域創成科学研究科博士課程修了.同年東京大学特任研究員.2012年よりYahoo! JAPAN研究所上席研究員.Yahoo! JAPAN研究所では人の行動ログ(位置情報,検索ログ,買い物履歴,センサーデータなど)に着目したデータ解析,機械学習の研究開発に従事.IEEE,ACM,情報処理学会,人工知能学会各会員.博士(環境学).
Publications
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- カンファレンス (国際)
- Improving Land Use Classification using Human Mobility-based Hierarchical Place Embeddings
- Toru Shimizu, Takahiro Yabe (Purdue University), Kota Tsubouchi
- The 19th International Conference on Pervasive Computing and Communications
- 2021.6.11
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- その他 (国内)
- Incremental BLE beacon placement optimization for crowd density monitoring applications
- YANG ZHEN (Tokyo Institute of Technology), Masato Sugasaki (Tokyo Institute of Technology), Yoshihiro Kawahara (the university of tokyo), Kota Tsubouchi, 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
- 2021.6.4
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- 論文誌 (国際)
- DeepCrowd: A Deep Model for Large-Scale Citywide Crowd Density and Flow Prediction
- Renhe Jiang (The University of Tokyo), Zekun Cai (The University of Tokyo), Zhaonan Wang (The University of Tokyo), Chuang Yang (The University of Tokyo), Zipei Fan (The University of Tokyo), Quanjun Chen (The University of Tokyo), Kota Tsubouchi, Xuan Song (The University of Tokyo), Ryosuke Shibasaki (The University of Tokyo)
- IEEE Transactions on Knowledge and Data Engineering
- 2021.5.20
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- カンファレンス (国際)
- Simultaneous multiple POI population pattern analysis system with HDP mixture regression
- Yuta Hayakawa (Tokyo Institute of Technology), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology)
- the 25th Pacific-Asia Conference on Knowledge Discovery and Data Mining
- 2021.5.11
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- カンファレンス (国際)
- ColorfulFeedback: Enhancing Interest Prediction Performance through Multi-dimensional Labeled Feedback from Users
- Yuki Maeda (Keio University), Shuji Yamaguchi, Tatsuru Higurashi, Kota Tsubouchi
- 14th ACM International Web Search and Data Mining conference
- 2021.3.10
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- 論文誌 (国際)
- Usefulness of Web Search Queries for Early Detection of Diseases in Infants
- Shuji Yamaguchi, Akinari Hinoki (Nagoya University Graduate School of Medicine), Kota Tsubouchi, Hizuru Amano (Nagoya University Graduate School of Medicine), Akira Tajima, Hiroo Uchida (Nagoya University Graduate School of Medicine)
- Nagoya Journal of Medical Science
- 2021.2.19
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- その他 (国内)
- 地域の幾何的関係を考慮したマルチタスク回帰に基づく高性能な都市動態予報
- 安納 爽響 (東京工業大学), 坪内 孝太, 下坂 正倫 (東京工業大学)
- 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
- 2020.12.16
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- カンファレンス (国際)
- Location YardStick: Calculation of the Location Data Value Depending on the Users’ Context
- Kenta Kanamori, Kota Tsubouchi, Junichi Sato, Tatsuru Higurashi
- 2020 IEEE International Conference on Big Data
- 2020.12.13
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- カンファレンス (国際)
- ModelRecycling: Predicting user’s interest with connected predictive models
- Yoshiki Matsune (Ritsumeikan University), Kota Tsubouchi, Nobuhiko Nishio (Ritsumeikan University)
- 2020 IEEE International Conference on Big Data
- 2020.12.13
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- カンファレンス (国際)
- MOIRE: Mixed-Order Poisson Regression towards Fine-grained Urban Anomaly Detection at Nationwide Scale
- Masamichi Shimosaka (Tokyo Institute of Technology), Kota Tsubouchi, Yanru Chen (Tokyo Institute of Technology), Yoshiaki Ishihara (Tokyo Institute of Technology), Junichi Sato
- 2020 IEEE International Conference on Big Data
- 2020.12.13
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- カンファレンス (国際)
- Search Wandering Score: Predicting Timings of Online Shopping based on Wandering in User’s Web Search Queries
- Kota Tsubouchi, Wataru Sasaki (Keio University), Tadashi Okoshi (Keio University), Jin Nakazawa (Keio University)
- 2020 IEEE International Conference on Big Data
- 2020.12.13
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- カンファレンス (国際)
- DualSIN: Dual Sequential Interaction Network for Human Intentional Mobility Prediction
- Quanjun Chen (The University of Tokyo), Renhe Jiang (The University of Tokyo), Chuang Yang (The University of Tokyo), Zekun Cai (The University of Tokyo), Zipei Fan (The University of Tokyo), Kota Tsubouchi, Xuan Song (The University of Tokyo), Ryosuke Shibasaki (The University of Tokyo)
- 28th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems
- 2020.11.23
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- カンファレンス (国際)
- Enabling Finer Grained Place Embeddings using Spatial Hierarchy from Human Mobility Trajectories
- Toru Shimizu, Takahiro Yabe (Purdue University), Kota Tsubouchi
- 28th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems
- 2020.11.23
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- カンファレンス (国際)
- Intercity Simulation of Human Mobility at Rare Events via Reinforcement Learning
- Takahiro Yabe (Purdue University), Kota Tsubouchi, Yoshihide Sekimoto (The University of Tokyo)
- 28th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems
- 2020.11.23
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- カンファレンス (国際)
- POI Atmosphere Categorization Using Web Search Session Behavior
- Kota Tsubouchi, Hayato Kobayashi, Toru Shimizu
- 28th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems
- 2020.11.23
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- カンファレンス (国際)
- Supervised-CityProphet: Towards Accurate Anomalous Crowd Prediction
- Soto Anno (Tokyo Institute of Technology), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology)
- 28th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems
- 2020.11.23
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- 論文誌 (国際)
- Surveillance of early stage COVID-19 clusters using search query logs and mobile device-based location information
- Shohei Hisada (NAIST), Taichi Murayama (NAIST), Kota Tsubouchi, Sumio Fujita, Shuntaro Yada (NAIST), Shoko Wakamiya (NAIST), Eiji Aramaki (NAIST)
- Scientific Reports
- 2020.10.29
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- 論文誌 (国際)
- Non-Compulsory Measures Sufficiently Reduced Human Mobility in Tokyo during the COVID-19 Epidemic
- Takahiro Yabe (Purdue University), Kota Tsubouchi, Naoya Fujiwara (the University of Tokyo), Takayuki Wada (Tohoku University), Yoshihide Sekimoto (the University of Tokyo), Satish V. Ukkusuri (Purdue University)
- Scientific Reports
- 2020.10.26
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- ワークショップ (国内)
- Wi-Fi RTTを用いたデバイスフリー複数人屋内測位
- 須ヶ﨑 聖人 (東京工業大学), 坪内 孝太, 西尾 信彦 (立命館大学), 下坂 正倫 (東京工業大学)
- 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
- 2020.9.30
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- カンファレンス (国際)
- Unsupervised Translation via Hierarchical Anchoring: Functional Mapping of Places across Cities
- Takahiro Yabe (Purdue University), Kota Tsubouchi, Toru Shimizu, Yoshihide Sekimoto (the University of Tokyo), Satish V. Ukkusuri (Purdue University)
- 26TH ACM SIGKDD CONFERENCE ON KNOWLEDGE DISCOVERY AND DATA MINING
- 2020.8.26