People
Kota Tsubouchi Yahoo! JAPAN Research Senior Chief Researcher
Until March 2012, researched on-demand traffic systems at Tokyo University. Data scientist and senior research at Yahoo! JAPAN Research since April 2012. Researching data analysis with a focus on human activity logs (location information, search logs, shopping history, sensor data, etc.). I received my Ph.D. from the University of Tokyo in 2010.
Publications
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- CONFERENCE (INTERNATIONAL)
- 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
- June 11, 2021
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- OTHERS (DOMESTIC)
- 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
- June 04, 2021
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- JOURNAL (INTERNATIONAL)
- 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
- May 20, 2021
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- CONFERENCE (INTERNATIONAL)
- 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
- May 11, 2021
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- CONFERENCE (INTERNATIONAL)
- 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
- March 10, 2021
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- JOURNAL (INTERNATIONAL)
- 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
- February 19, 2021
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- OTHERS (DOMESTIC)
- 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
- December 16, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- December 13, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- December 13, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- December 13, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- December 13, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- November 23, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- November 23, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- November 23, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- November 23, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- November 23, 2020
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- JOURNAL (INTERNATIONAL)
- 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
- October 29, 2020
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- JOURNAL (INTERNATIONAL)
- 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
- October 26, 2020
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- WORKSHOP (DOMESTIC)
- 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
- September 30, 2020
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- CONFERENCE (INTERNATIONAL)
- 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
- August 26, 2020