Publications

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 (Percom 2020); March 26, 2020

CONFERENCE (DOMESTIC)
近接グラフを用いたメトリック空間における効率的な近似範囲検索アルゴリズム: 新井悠介 (大阪大), 天方大地 (大阪大), 原隆浩 (大阪大), 藤田澄男; 第12回データ工学と情報マネジメントに関するフォーラム (DEIM 2020); March 02, 2020

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 (ACM SIGSPATIAL 2019); November 05, 2019

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 (ACM SIGSPATIAL 2019); November 05, 2019

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 (IPIN2019); October 01, 2019

CONFERENCE (INTERNATIONAL)
Daily Action Dead Reckoning Using Smartphone Sensors: Takumi Otsuki*, Kohei Kanagu, Kota Tsubouchi, and Nobuhiko Nishio* (* Ritsumeikan University); Tenth International Conference on Indoor Positioning and Indoor Navigation (IPIN2019); September 30, 2019

CONFERENCE (INTERNATIONAL)
GroupWi-Lo: Maintaining Wi-Fi-based Indoor Localization Accurate via Group-wise Total Variation Regularization: Masato Sugasaki*1, Kota Tsubouchi, Masamichi Shimosaka*1, and Nobuhiko Nishio*2 (*1 Tokyo Institute of Technology, *2 Ritsumeikan University); Tenth International Conference on Indoor Positioning and Indoor Navigation (IPIN2019); September 30, 2019

CONFERENCE (DOMESTIC)
WEB上Q&Aサービスへ投稿質問を用いた認知症介護に関する介護者の情報ニーズの探索的分析: 小沢彩歌（滋賀医科大学）, 平和也（滋賀医科大学）, 村山太一（NAIST）, 藤田澄男, 伊藤美樹子（滋賀医科大学）, 荒牧英治（NAIST）; 第11回日本ヘルスコミュニケーション学会学術集会; September 21, 2019

CONFERENCE (INTERNATIONAL)
Optimizing Stepwise Animation in Dynamic Set Diagrams: Kazuyo Mizuno, Hsiang-Yun Wu(TU Wien), Shigeo Takahashi(The University of Aizu), and Takeo Igarashi(The University of Tokyo); 21st EG/VGTC Conference on Visualization (EuroVis 2019); June 04, 2019

CONFERENCE (DOMESTIC)
Lactococcus lactis strain Plasma improves subjective physical state and presenteeism: a randomized, open-label crossover study among healthy office worker: Takashi Kokubo*1, Shimpei Wakai*1, Daisuke Fujiwara*1, Osamu Kanauchi*1, Kenta Jounai*2, Hisahiro Ichikawa, Mihoko Takuma, Yoshihisa Kanaya*3, Ryohei Shiraoka*4 *1 Kirin Co., Ltd. *2 Koiwai Dairy Products, Co., Ltd. *3 CAPS Corp. *4 NYS Medical Corp.; 第92回日本産業衛生学会; May 23, 2019

JOURNAL (INTERNATIONAL)
Cross-comparative analysis of evacuation behavior after earthquakes using mobile phone data: Takahiro Yabe (UTokyo), Yoshihide Sekimoto (UTokyo), Kota Tsubouchi, Satoshi Ikemoto (Zenrin DataCom Corporation); PLOS ONE; February 20, 2019

CONFERENCE (INTERNATIONAL)
Spatiality preservable factored Poisson regression for large-scale fine-grained GPS-based population analysis: Masamichi Shimosaka(Tokyo Tech), Yuta Hayakawa(Tokyo Tech), and Kota Tsubouchi; The Thirty-Third AAAI Conference on Artificial Intelligence (AAAI-19); January 28, 2019

CONFERENCE (INTERNATIONAL)
Fusion of Terrain Information and Mobile Phone Location Data for Flood Area Detection in Rural Areas: Takahiro Yabe (University of Tokyo), Kota Tsubouchi and Yoshihide Sekimoto(University of Tokyo); 2018 IEEE International Conference on BIG DATA (IEEE BigData2018); December 10, 2018

WORKSHOP (DOMESTIC)
携帯端末位置履歴を用いた階層ディリクレ混合回帰モデルに基づく活動人口予測: 下坂正倫（東工大）, 早川裕太（東工大）, 坪内孝太; 情報処理学会第60回ユビキタスコンピューティングシステム研究会 (IPSJ SIGUBI); December 04, 2018

CONFERENCE (INTERNATIONAL)
Predictive Population Behavior Analysis from Multiple Contexts with Multilinear Poisson Regression: Masamichi Shimosaka (Tokyo Tech), Takeshi Tsukiji (UTokyo), Hideyuki Wada(UTokyo), Kota Tsubouchi; The ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems 2018 (ACM SIGSPATIAL 2018); November 06, 2018

CONFERENCE (DOMESTIC)
「全国統一防災模試」にみる国民の災害対応知識の傾向分析: 橋田和明（博報堂ケトル）, 山下徹, 桃井菜穂（博報堂ケトル）, 山縣太希（博報堂）, 佐藤翔輔（東北大学）; 第43回(2018年度)地域安全学会研究発表会(秋季); November 02, 2018

CONFERENCE (INTERNATIONAL)
Early Destination Prediction with Spatio-temporal User-Behavior Patterns: Ryo Imai(Tokyo Tech), Kota Tsubouchi, Tetsuya Konishi(UTokyo), Masamichi Shimosaka(Tokyo Tech); The 2018 ACM International Joint Conference on Pervasive and Ubiquitous Computing (Ubicomp 2018); October 11, 2018

JOURNAL (INTERNATIONAL)
Real-world large-scale study on adaptive notification scheduling on smartphones: Tadashi Okoshi(Keio University), Kota Tsubouchi, Hideyuki Tokuda(Keio University); Pervasive and Mobile Computing Volume 50, October 2018; October 01, 2018

CONFERENCE (INTERNATIONAL)
Bayesian Optimization of HPC Systems for Energy Efficiency: Takashi Miyazaki, Issei Sato (UTokyo), Nobuyuki Shimizu; International Supercomputing Conference (ISC 2018); June 24, 2018