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)
- Tackling Cannibalization Problems for Online Advertisement
- Yutaro Ueoka, Kota Tsubouchi, Nobuyuki Shimizu
- 28th Conference on User Modeling, Adaptation and Personalization
- August 02, 2020
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- JOURNAL (INTERNATIONAL)
- Development of people mass movement simulation framework based on reinforcement learning
- Yanbo Pang (The University of Tokyo), Takehiro Kashiyama (The University of Tokyo), Takahiro Yabe (Purdue University), Kota Tsubouchi, Yoshihide Sekimoto (The University of Tokyo)
- Transportation Research Part C
- August 01, 2020
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- CONFERENCE (INTERNATIONAL)
- AirPlanes: A DIY Modeling System Using Mobile VSLAM for Indoor Space
- Taiga Nishiyama (Ritsumeikan University), Daichi Yoshikawa (Ritsumeikan University), Nobuhiko Nishio (Ritsumeikan University), Kota Tsubouchi
- The 18th ACM International Conference on Mobile Systems, Applications, and Services
- June 19, 2020
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- JOURNAL (INTERNATIONAL)
- Contextual Sentiment Neural Network for Document Sentiment Analysis
- Tomoki Ito (The University of Tokyo), Kota Tsubouchi, Hiroki Sakaji (The University of Tokyo), Kiyoshi Izumi (The University of Tokyo), and Tatsuo Yamashita
- Data Science and Engineering
- June 12, 2020
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- WORKSHOP (DOMESTIC)
- GPS 位置履歴を用いた時間制約を考慮した 観光施設の滞在時間モデリング
- 岩本 睦大 (東工大), 坪内 孝太, 下坂 正倫（東工大）
- 情報処理学会第66回ユビキタスコンピューティングシステム研究会
- May 26, 2020
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- WORKSHOP (DOMESTIC)
- GPS位置履歴情報と鉄道の乗換検索履歴を用いた異常混雑事前予測
- 安納 爽響 (東工大), 坪内 孝太, 下坂 正倫 (東工大)
- 情報処理学会第66回ユビキタスコンピューティングシステム研究会
- May 26, 2020
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- CONFERENCE (INTERNATIONAL)
- SheetKey: Generating Touch Events by a Pattern Printed with Conductive Ink for User Authentication
- Shota Yamanaka, Kunihiro Kato (The University of Tokyo), Tung D. Ta (The University of Tokyo), Kota Tsubouchi, Fuminori Okuya (The University of Tokyo), Kenji Tsushio (The University of Tokyo), Yoshihiro Kawahara (The University of Tokyo)
- Graphics Interface 2020
- May 21, 2020
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- OTHERS (DOMESTIC)
- Non-Compulsory Measures Sufficiently Reduced Human Mobility in Japan during the COVID-19 Epidemic
- Takahiro Yabe (Purdue University), Kota Tsubouchi, Naoya Fujiwara (Tohoku University), Takayuki Wada (Osaka City University), Yoshihide Sekimoto (The University of Tokyo), and Satish V. Ukkusuri (Purdue University)
- arXiv.org
- May 20, 2020
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- CONFERENCE (INTERNATIONAL)
- SSNN: Sentiment Shift Neural Network
- Tomoki Ito (The University of Tokyo), Kota Tsubouchi, Hiroki Sakaji (The University of Tokyo), Kiyoshi Izumi (The University of Tokyo), and Tatsuo Yamashita
- SIAM2020 International Conference on Data Mining
- May 07, 2020
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- CONFERENCE (INTERNATIONAL)
- PredicTaps: Latency Reduction Technique for Single-taps Based on Recognition for Single-tap or Double-tap
- Kaori Ikematsu, Shota Yamanaka, Kota Tsubouchi
- Conference on Human Factors in Computing Systems
- April 25, 2020
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- OTHERS (INTERNATIONAL)
- Syndromic surveillance using search query logs and user location information from smartphones against COVID-19 clusters in Japan
- Shohei Hisada(NAIST), Taichi Murayama(NAIST), Kota Tsubouchi, Sumio Fujita, Shuntaro Yada(NAIST), Shoko Wakamiya(NAIST), Eiji Aramaki(NAIST)
- arXiv.org
- April 21, 2020
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- CONFERENCE (INTERNATIONAL)
- Parasitic Location Logging: Estimating Users’ Location from Context of Passersby
- Kota Tsubouchi, Teruhiko Teraoka, Hidehito Gomi, Masamichi Shimosaka (Tokyo Institute of Technology)
- 18th Annual IEEE Conference on Pervasive Computing and Communications
- March 26, 2020
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- CONFERENCE (INTERNATIONAL)
- Next Place Prediction Using GPS traces and Web Search Queries
- Ryo Imai (Tokyo Institute of Technology), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology)
- 18th Annual IEEE International Conference on Pervasive Computing and Communications
- March 25, 2020
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- CONFERENCE (DOMESTIC)
- 解釈可能なニューラルネットワークによるレビュー可視化
- 伊藤 友貴(東京大学), 坪内 孝太, 山下 達雄, 坂地 泰紀(東京大学), 和泉 潔(東京大学)
- 言語処理学会第26回年次大会
- March 17, 2020
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- CONFERENCE (DOMESTIC)
- PredicTaps: シングルタップとダブルタップの識別予測に基づくシングルタップ操作のレイテンシ低減手法
- 池松 香，山中 祥太，坪内 孝太
- 情報処理学会インタラクション2020
- March 09, 2020
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- CONFERENCE (INTERNATIONAL)
- CSNN: Contextual Sentiment Neural Network
- Tomoki Ito*, Kota Tsubouchi, Hiroki Sakaji*, Kiyoshi Izumi*, and Tatsuo Yamashita (* The University of Tokyo)
- The IEEE International Conference on Data Mining
- November 08, 2019
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- CONFERENCE (INTERNATIONAL)
- City2City: Translating Place Representations across Cities
- Takahiro Yabe*1, Kota Tsubouchi, Toru Shimizu, Yoshihide Sekimoto*2, Satish V. Ukkusuri*1 (*1 Purdue University, *2 The Unifersity of Tokyo)
- 27th International Conference on Advances in Geographic Information Systems
- November 05, 2019
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- CONFERENCE (INTERNATIONAL)
- Deep Multiple Instance Learning for Human Trajectory Identification
- Zipei Fan*, Xuan Song*, Quanjun Chen*, Renhe Jiang*, Kota Tsubouchi and Ryosuke Shibasaki* (* The University of Tokyo)
- 27th International Conference on Advances in Geographic Information Systems
- November 05, 2019
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- JOURNAL (DOMESTIC)
- Copernican-Touch: タッチサーフェスを指へ向けて動かし接触させるタッチ入力拡張技法
- 池松 香*、山中 祥太、坪内 孝太、椎尾 一郎*（* お茶の水女子大学）
- コンピュータソフトウェア(日本ソフトウェア科学会論文誌)
- October 01, 2019
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- CONFERENCE (INTERNATIONAL)
- No-Sweat Detective: No Effort Anomaly Detection for Wi-Fi-Based Localization
- Kota Tsubouchi, Kohei Yamamoto (Ristumeikan University) ,and Nobuhiko Nishio (Ristumeikan University)
- Tenth International Conference on Indoor Positioning and Indoor Navigation
- October 01, 2019