Publications

CONFERENCE (DOMESTIC)
複数意図のエンティティクエリに対する絞り込み検索のためのクエリ生成法の提案: 豊田樹生, 齋藤純, 小松広弥, 熊谷賢, 菅原晃平; 言語処理学会第28回年次大会 (NLP2022); March 17, 2022

JOURNAL (DOMESTIC)
Improving Conversation Task with Visual Scene Dataset: Abdurrisyad Fikri (Tokyo Institute of Technology), Hiep Le (LINE Fukuoka Corporation), Takashi Miyazaki, Manabu Okumura (Tokyo Institute of Technology), Nobuyuki Shimizu; Journal of Natural Language Processing (JNLP); March 15, 2022

CONFERENCE (INTERNATIONAL)
Doubly Robust Off-Policy Evaluation for Ranking Policies under the Cascade Behavior Model: Haruka Kiyohara ( Tokyo Institute of Technology ), Yuta Saito ( Hanjuku-kaso, Co., Ltd. ), Tatsuya Matsuhiro, Yusuke Narita ( Yale University ), Nobuyuki Shimizu, Yasuo Yamamoto; The 15th ACM International Conference on Web Search and Data Mining (WSDM2022); February 15, 2022

JOURNAL (INTERNATIONAL)
Toward Generating Robot-Robot Natural Counseling Dialogue: Tomoya HASHIGUCHI (Hyogo univ.), Takehiro YAMAMOTO (Hyogo univ.), Sumio FUJITA, Hiroaki OHSHIMA (Hyogo univ.); IEICE TRANSACTIONS on Information and Systems (IEICE TRANSACTIONS); February 07, 2022

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

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)
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)
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)
TKB48 at TREC 2021 Conversational Assistance Track: Yubo Fang (University of Tsukuba), Hideo Joho (University of Tsukuba), Sumio Fujita; TEXT RETRIEVAL CONFERENCE 2021 (TREC 2021); November 15, 2021

CONFERENCE (INTERNATIONAL)
TKB48 at TREC 2021 Fairness Ranking Track: Zhuoqi Jin (University of Tsukuba), Hideo Joho (University of Tsukuba), Sumio Fujita; TEXT RETRIEVAL CONFERENCE 2021 (TREC 2021); November 15, 2021

CONFERENCE (INTERNATIONAL)
TKB48 at TREC 2021 News Track: Lirong Zhang (University of Tsukuba), Hideo Joho (University of Tsukuba), Sumio Fujita; TEXT RETRIEVAL CONFERENCE 2021 (TREC 2021); November 15, 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

OTHERS (INTERNATIONAL)
Multiwave COVID-19 Prediction via Social Awareness-Based Graph Neural Networks using Mobility and Web Search Data: Jiawei Xue (Purdue University), Takahiro Yabe (Purdue University), Kota Tsubouchi, Jianzhu Ma (Purdue University), Satish V. Ukkusuri (Purdue University); arXiv.org; October 25, 2021

WORKSHOP (DOMESTIC)
Capturing spatial distribution of people interests with web queries and location data: A large scale empirical study of metropolises in Japan: Jinyuan Li (Tokyo Institute of Technology), Soto Anno (Tokyo Institute of Technology), Takayuki Sakamoto (Nikken Sekkei Ltd.), Hiraki Yasuda (Nikken Sekkei Ltd.), Akira Tsujimoto (Nikken Sekkei Ltd.), Kota Tsubouchi, Masamichi Shimosaka (Tokyo Institute of Technology); 情報処理学会第71回ユビキタスコンピューティングシステム (UBI) 研究発表会 (IPSJ SIGUBI); September 03, 2021

CONFERENCE (INTERNATIONAL)
Related Entity Expansion and Ranking Using Knowledge Graph: 赤瀬龍也, 河端洋人, 西田成臣, 田中祐生, 神永環; The 15th International Conference on Complex, Intelligent, and Software Intensive Systems (CISIS 2021); July 01, 2021

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 (PerCom 2021); June 11, 2021

WORKSHOP (INTERNATIONAL)
A Case Study of In-House Competition for Ranking Constructive Comments in a News Service: Hayato Kobayashi, Hiroaki Taguchi, Yoshimune Tabuchi, Chahine Koleejan, Ken Kobayashi, Soichiro Fujita (Tokyo Institute of Technology), Kazuma Murao (Visits Technologies Inc.), Takeshi Masuyama, Taichi Yatsuka, Manabu Okumura (Tokyo Institute of Technology), Satoshi Sekine (RIKEN AIP); The 9th International Workshop on Natural Language Processing for Social Media (SocialNLP 2021); June 10, 2021

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 (IPSJ SIGUBI); June 04, 2021

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 (IEEE TKDE); May 20, 2021

CONFERENCE (INTERNATIONAL)
BanditRank: Learning to Rank Using Contextual Bandits: Phanideep Gampa (IIT Varanasi), Sumio Fujita; the 25th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2021); May 11, 2021