Publications - Yahoo! JAPAN R&D - Yahoo Japan Corporation

JOURNAL (INTERNATIONAL)
Prediction of Age-Adjusted Mortality From Stroke in Japanese Prefectures by Search Engine Query: An Ecological Study: Kazuya Taira (Kyoto univ.), Sumio Fujita; JMIR Formative Research (JMIR Formative Research); January 20, 2022

CONFERENCE (INTERNATIONAL)
Robust Noise Canceller Algorithm with SNR-Based Stepsize Control and Gain Adjustment: Akihiko Sugiyama; International Conference on Consumer Electronics 2022 (ICCE2022); January 07, 2022

JOURNAL (INTERNATIONAL)
Computing Touch-Point Ambiguity on Mobile Touchscreens for Modeling Target Selection Times: Shota Yamanaka, Hiroki Usuba (Meiji University); The Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (PACM IMWUT); December 31, 2021

JOURNAL (INTERNATIONAL)
Early warning of COVID-19 hotspots using human mobility and web search query data: Takahiro Yabe (Purdue University), Kota Tsubouchi, Yoshihide Sekimoto (the university of tokyo), Satish V. Ukkusuri (Purdue University); Computers, Environment and Urban Systems (CEUS); December 24, 2021

OTHERS (INTERNATIONAL)
GEO-BLEU: Similarity Measure for Geospatial Sequences: Toru Shimizu, Kota Tsubouchi, Takahiro Yabe (Massachusetts Institute of Technology); arXiv.org (arxiv); December 17, 2021

WORKSHOP (INTERNATIONAL)
AN EXPLORATION OF SELF-SUPERVISED PRETRAINED REPRESENTATIONS FOR END-TO-END SPEECH RECOGNITION: Xuankai Chang (Carnegie Mellon University), Takashi Maekaku, Pengcheng Guo (Northwestern Polytechnical University), Jing Shi (Institute of Automation, Chinese Academy of Sciences), Yen, Aswin Shanmugam Subramanian (Johns Hopkins University), Tianzi Wang (Johns Hopkins University), Shu, Yu Tsao (Academia Sinica), Hung, Shinji Watanabe (Carnegie Mellon University); IEEE Automatic Speech Recognition and Understanding Workshop 2021 (ASRU 2021); December 15, 2021

WORKSHOP (INTERNATIONAL)
A COMPARATIVE STUDY ON NON-AUTOREGRESSIVE MODELINGS FOR SPEECH-TO-TEXT GENERATION: Yosuke Higuchi (Waseda University), Nanxin Chen (Johns Hopkins University), Yuya Fujita, Hirofumi Inaguma (Kyoto University), Tatsuya Komatsu (LINE Corporation), Jaesong Lee (Naver Corporation), Jumon Nozaki (Kyoto University, LINE Corporation), Tianzi Wang (Johns Hopkins University), Shinji Watanabe (Carnegie Mellon University); The 2021 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU 2021); December 14, 2021

WORKSHOP (INTERNATIONAL)
A Study of Transducer Based End-to-End ASR with ESPnet: Architecture, Auxiliary Loss and Decoding Strategies: Florian Boyer (Airudit, University of Bordeaux), Yusuke Shinohara, Takaaki Ishii, Hirofumi Inaguma (Kyoto University), Shinji Watanabe (Carnegie Mellon University); The 2021 IEEE Automatic Speech Recognition and Understanding Workshop (ASRU 2021); December 13, 2021

WORKSHOP (DOMESTIC)
CircWood: CWレーザー加工機による炭化を利用した木製回路基板: 石井綾郁 (お茶の水女子大学), 加藤邦拓 (東京工科大学), 池松香, 川原圭博 (東京大学), 椎尾一郎 (お茶の水女子大学); 第29回インタラクティブシステムとソフトウェアに関するワークショップ (WISS 2021); December 08, 2021

WORKSHOP (DOMESTIC)
ShiftTouch: 微細なタッチ座標制御によりタッチパネルの入力を拡張するシート状インタフェース: 川上玲 (東京工科大学), 池松香, 加藤邦拓 (東京工科大学), 太田高志 (東京工科大学); 第29回インタラクティブシステムとソフトウェアに関するワークショップ (WISS2021); December 08, 2021

JOURNAL (INTERNATIONAL)
Predicting the Number of Suicides in Japan: A Vector Autoregression Time Series Model Using Internet Search Queries: Kazuya Taira (Kyoto univ.), Rikuya Hosokawa (Kyoto univ.), Tomoya Itatani (Kanazawa univ.), Sumio Fujita; JMIR Public Health and Surveillance (JMIR Public Health and Surveillance); December 03, 2021

CONFERENCE (INTERNATIONAL)
Improving the Accuracy of Walking Context Recognition Using Step Rate: Takuzo Ikuta (Ritsumeikan University), Kota Tsubouchi, Nobuhiko Nisho (Ritsumeikan University); The eleventh edition of the International Conference on Indoor Positioning and Indoor Navigation (IPIN 2021); December 02, 2021

CONFERENCE (INTERNATIONAL)
Doc2Vec-based Approach for Extracting Diverse Evaluation Expressions from Online Review Data: Kosuke Kurihara, Yoshiyuki Shoji (Aoyama Gakuin univ.), Sumio Fujita, Martin J. Dürst (Aoyama Gakuin univ.); The 23rd International Conference on Information Integration and Web Intelligence (iiWAS 2021); November 29, 2021

CONFERENCE (INTERNATIONAL)
Learning to Rank-based Approach for Movie Search by Keyword Query and Example Query: Kosuke Kurihara, Yoshiyuki Shoji (Aoyama Gakuin univ.), Sumio Fujita, Martin J. Dürst (Aoyama Gakuin univ.); The 23rd International Conference on Information Integration and Web Intelligence (iiWAS 2021); November 29, 2021

CONFERENCE (INTERNATIONAL)
What Makes a Review Encouraging: Feature Analysis of User Access Logs in a Large-scale Online Movie Review Site: Kakeru Ito (Aoyama Gakuin univ.), Yoshiyuki Shoji (Aoyama Gakuin univ.), Sumio Fujita, Martin J. Dürst (Aoyama Gakuin univ.); The 23rd International Conference on Information Integration and Web Intelligence (iiWAS 2021); November 29, 2021

CONFERENCE (INTERNATIONAL)
AI-BPO: Adaptive 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, Matthew Ishige (The University of Tokyo), Masamichi Shimosaka (Tokyo Institute of Technology); 29th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2021); November 19, 2021

CONFERENCE (INTERNATIONAL)
CityOutlook: Early Crowd Dynamics Forecast towards Irregular Events Detection with Synthetically Unbiased Regression: Soto Anno (Tokyo Institute of Technology), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology); 29th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL 2021); November 19, 2021

CONFERENCE (INTERNATIONAL)
Modeling Movement Times and Success Rates for Acquisition of One-dimensional Targets with Uncertain Touchable Sizes: Hiroki Usuba (Meiji University), Shota Yamanaka, Homei Miyashita (Meiji University); The 2021 ACM Interactive Surfaces and Spaces Conference (ISS 2021); November 14, 2021

CONFERENCE (INTERNATIONAL)
Utility of Crowdsourced User Experiments for Measuring the Central Tendency of User Performance to Evaluate Error-rate Models on GUIs: Shota Yamanaka; The Ninth AAAI Conference on Human Computation and Crowdsourcing (HCOMP 2021); November 14, 2021

OTHERS (INTERNATIONAL)
Nation-wide Mood: Large-scale Estimation of People's Mood from Web Search Query and Mobile Sensor Data: Wataru Sasaki (Keio University), Hiroshi Kawane, Satoko Miyahara, Kota Tsubouchi, Tadashi Okoshi (Keio University); arXiv.org; November 11, 2021