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Our Researchers

October 30, 2020

Jianquan Liu

Ph.D. in Engineering
Senior Director, NEC Laboratories Asia Pacific / Senior Principal Researcher, NEC Corporation
For more information, please visit the personal academic portfolio:

Personal Academic Portfolionew window

Research area

  • Multimedia Databases
  • Video Analysis
  • Information Retrieval
  • Web Data Mining
  • Social Network Analysis
  • Video Retrieval
  • Human Behavior Understanding

Short bio

Jianquan Liu (FIPSJ’25) is currently a Senior Director of NEC Laboratories Asia Pacific (NLAP) and Senior Principal Researcher at NEC Corporation, working on the topics of multimedia data processing. He is selected as IEEE SPS 2026 Distinguished Industry Speaker, also a Visiting Professor at Nagoya University and an Adjunct Professor at Hosei University, Japan. Prior to NEC, he was a development engineer in Tencent Inc. from 2005 to 2006, and was a visiting researcher at the Chinese University of Hong Kong in 2010. He has published 80+ papers at major international/domestic conferences and journals and filed 100+ PCT patents. He also successfully transformed these technological contributions into commercial products in the industry. For his industry contributions, Dr. Liu has received the Japan Minister of Economy, Trade and Industry (METI) Award at 38th Advanced Technology Award in 2025, the 25th Anniversary Special Award at CEATEC AWARD 2024, the APSIPA 2024 Industrial Distinguished Leader, the 2024 DBSJ Young Researcher’s Achievement and Contribution Award, the 2023 IEICE Achievement Award, the 2023 Niwa & Takayanagi Achievement Award from the Institute of Image Information and Television Engineers (ITE), the 69th Electrical Science and Engineering Promotion Award, and the Minister of Education, Culture, Sports, Science and Technology (MEXT) Award in 2021, the 2021 KANTO Invention and Innovation Award from Japan Institute of Invention and Innovation (JIII), the 2020 IPSJ Research and Engineering Award and the 2018 IPSJ Industrial Achievement Award from the Information Processing Society of Japan (IPSJ). Currently, Dr. Liu is/was serving as a Member-at-Large of IEEE SPS Industry Board (2025-2026); the Industry Co-chair of IEEE ICIP 2023, 2025 and ACM MM 2023, 2024, 2025; the General Co-chair of IEEE MIPR 2021, 2026, BESC 2026; the PC Co-chair of IEEE IRI 2022, ICME 2020, AIVR 2019, BigMM 2019, ISM 2018, ICSC 2018, ISM 2017, ICSC 2017, IRC 2017, and BigMM 2016, etc. He is a Fellow of IPSJ, a senior member of IEEE, ACM, and IEICE, and a member of ITE, APSIPA and DBSJ, a member of expert committee for IEICE Mathematical Systems Science and its Applications (2017-), and IEICE Data Engineering (2015-2021), and an associate editor of IEEE TMM (2021-2024), ACM TOMM (2022-), EURASIP JIVP (2023-), IEEE MultiMedia Magazine (2019-2022), ITE Transaction on Media Technology and Applications (2021-), APSIPA Trans. on SIP (2022-), and the Journal of Information Processing (2017-2021). Dr. Liu received the M.E. and Ph.D. degrees from the University of Tsukuba, Japan.

Academic/professional career summary

Educations

2009/04 - 2012/03
Ph.D., University of Tsukuba, Japan
2007/04 - 2009/03
M.E., University of Tsukuba, Japan
2006/09 - 2007/03
Research student, University of Tsukuba, Japan
2001/09 - 2005/06
B.E., Shantou University, China

Employments

2026/05 - Now
Senior Director, NEC Laboratories Asia Pacific, Singapore
2024/09 - Now
Visiting Professor, Nagoya University, Japan
2023/04 - Now
Senior Principal Researcher, NEC Corporation, Japan
2022/04 - 2026/03
Director of Research, NEC Corporation, Japan
2020/04 - 2023/03
Principal Researcher, NEC Corporation, Japan
2015/04 - 2026/03
Adjunct Professor, Hosei University, Japan
2014/04 - 2020/03
Senior Researcher, NEC Corporation, Japan
2014/04 - 2016/03
10th Kawasaki City Representative Assembly for Foreign Residents, Japan
2012/04 - 2014/03
Researcher, NEC Corporation, Japan
2010/09 - 2010/12
Visiting Researcher, The Chinese University of Hong Kong, China
2005/07 - 2006/08
Software Engineer, Tencent Inc., China

Degrees

2012.03
Ph.D. in Engineering, University of Tsukuba, Japan
– Title: Efficient Query Processing for Distance-based Similarity Search
– Advisor: Prof. Hiroyuki Kitagawa
2009.03
Master in Engineering, University of Tsukuba, Japan
– Title: Related Words Extraction for Supporting Interactive Web Search
– Advisor: Prof. Nobuo Ohbo

Teaching Experiences

Courses

  • Lecture on Intelligent Systems B1: Nagoya University, Japan
    – 2022/11/9
    – 2023/11/8
    – 2024/11/20
    – 2025/11/26
    – 2026/10/21
  • Special Lecture on Video Analytics: Nihon University, Japan
    – 2026/01/19: Human Behavior Understanding AI: from Visible to Invisible, then Generative
    – 2023/12/18: Fundamentals of Video Retrieval and Its Industrial Applications
  • Knowledge Acquisition (YC020): Hosei University, Japan
    – 2015 Fall term, Monday, 2nd Period.
    – 2016 Fall term, Monday, 2nd Period.
    – 2017 Fall term, Monday, 2nd Period.
    – 2018 Fall term, Monday, 2nd Period.
    – 2019 Spring term, Monday, 4th Period.
    – 2020 Spring term, Monday, 4th Period (Stopped due to COVID-19).
    – 2021 Spring term, Monday, 4th Period.
    – 2022 Spring term, Monday, 4th Period.
    – 2023 Spring term, Monday, 4th Period.
    – 2024 Spring term, Monday, 4th Period.
    – 2025 Spring term, Monday, 4th Period.
    – Lecture materials in English; Teaching in Japanese;

Awards of Co-advising Students

  • 2026/3/5 Takuro Kawata: Excellent Student Presentation Award. The 18th Forum on Data Engineering and Information Management (DEIM).
  • 2023/06/16 Kazuki Omi: Excellent Paper Award. The 15th Forum on Data Engineering and Information Management (DEIM).
  • 2023/03/05 Kazuki Omi: Excellent Student Presentation Award. The 15th Forum on Data Engineering and Information Management (DEIM).
  • 2022/06/29 Zhongwei Xie: Best Paper Award. ACM International Conference on Multimedia Retrieval (ICMR 2022).
  • 2018/03/06 Sheng Hu: Excellent Poster Award. The 10th Forum on Data Engineering and Information Management (DEIM).
  • 2018/03/06 Sheng Hu: Rakesh Agrawal Award. The 10th Forum on Data Engineering and Information Management (DEIM).
  • 2018/03/06 Sheng Hu: Student Presentation Award. The 10th Forum on Data Engineering and Information Management (DEIM).
  • 2017/11/09 Sheng Hu: Excellent Research Presentation Award. The 168th Research Workshop on Computer Graphics and Visual Informatics (CGVI).
  • 2017/01/31 Dong Zheng: Best Student Paper Award. "Querying intimate-core groups in weighted graphs". The 11th IEEE International Conference on Semantic Computing (ICSC).
  • 2016/12/08 Chenxiao Dou: Best Paper Award. "Probabilistic parallelisation of blocking non-matched records for big data". The 3rd International Workshop on Pattern Mining and Application of Big Data (BigPMA.)

Intra Mentoring at NEC

Internship Mentor

  • 2015/05 - 2015/09 NEC Intern: Ka Wai (Duncan) Yung, University of Pittsburgh, USA. (1 patent, 1 international conference paper)
  • 2017/07 - 2017/12 NEC Intern: Sheng Hu, Nagoya University, Japan. (1 patent, 2 domestic papers, 4 awards)
  • 2017/11 - 2018/06 NEC Intern: Maguell Sandifort, Utrecht University, The Netherlands. (2 patents, 2 international conference papers)
  • 2018/06 - 2018/12 NEC Intern: Liting Zhou, Dublin City University, Ireland. (1 patent, 1 international conference paper)
  • 2018/12 - 2019/06 NEC Intern: Junnan Li, National University of Singapore, Singapore. (2 patents, 2 international conference papers)
  • 2020/01 - 2020/05 NEC Intern: Diangang Li, Xi'an Jiaotong University, China. (1 patent, 1 international conference paper)
  • 2022/08 - 2022/11 NEC Intern: Kuanchao Chu, The University of Tokyo, Japan. (1 patent)
  • 2022/08 - 2022/12 NEC Intern: Tomoka Kojima, The University of Electro-Communications, Japan. (1 patent)
  • 2022/08 - 2023/01 NEC Intern: Kazuki Omi, Nagoya Institute of Technology, Japan. (1 patent, 1 domestic paper, 1 international conference paper, 2 awards)
  • 2022/08 - 2023/02 NEC Intern: Kun Yi, Kyoto University, Japan. (1 patent, 1 domestic paper)
  • 2023/08 - 2023/12 NEC Intern: Haruka Akishima, Ochanomizu University, Japan. (1 patent, 1 domestic paper)
  • 2023/08 - 2024/01 NEC Intern: Yuta Goto, Tokyo University of Science, Japan. (1 patent, 1 domestic paper, 1 international conference paper)
  • 2023/08 - 2024/01 NEC Intern: Wakana Kuwata, University of Hyogo, Japan. (1 patent, 1 domestic paper)
  • 2023/11 - 2024/02 NEC Intern: Thao-Nhu Nguyen, Dublin City University, Ireland. (1 patent, 1 international conference paper)
  • 2024/08 - 2024/12 NEC Intern: Naomi Panjaitan, Waseda University, Japan. (1 patent, 1 domestic paper)
  • 2024/08 - 2025/01 NEC Intern: Jiaxun Li, The University of Tokyo, Japan. (1 patent, 1 domestic paper)
  • 2025/09 - 2026/01 NEC Intern: Toshiki Katsube, The University of Tokyo, Japan. (1 patent, 1 domestic paper)
  • 2025/09 - 2026/01 NEC Intern: Ryota Goka, Hokkaido University, Japan. (1 patent, 1 domestic paper)
  • 2025/08 - 2026/01 NEC Intern: Takuro Kawata, Hosei University, Japan. (1 patent, 1 domestic paper, 1 international conference paper)

Awards

Selected awards since 2018 are listed below. For the complete list, please visit:

Complete List of Awardsnew window

  • 2026/06/29 Silver Prize of Field Innovation Award 2025. Japanese Society for Artificial Intelligence (JSAI).
  • 2026/06/15 IPSJ Fellow (Class of 2025). Information Processing Society of Japan (IPSJ).
  • 2025/12/17 IEEE SPS Distinguished Industry Speaker (Class of 2026-2027). IEEE Signal Processing Society (IEEE SPS).
  • 2025/10/22 APSIPA Industrial Distinguished Leader (Class of 2024). Asia-Pacific Signal and Information Processing Association (APSIPA).
  • 2025/09/18 Certificate of Merit for 2025 IEEE International Conference on Image Processing (ICIP). IEEE Signal Processing Society (IEEE SPS).
  • 2025/09/09 IEICE Engineering Sciences Society Contribution Award. The Institute of Electronics, Information and Communication Engineers (IEICE).
  • 2025/07/14 The Prize of Japan Minister of Economy, Trade and Industry (METI) at 38th Advanced Technology Award. (Awarded rate: only 1 industry award/year).
  • 2025/03/04 DBSJ Young Researcher’s Achievement and Contribution Award. Database Society of Japan (DBSJ).
  • 2024/10/15 CEATEC 25th Anniversary Special Award at CEATEC 2024. Japan Electronics and Information Technology Industries Association (JEITA).
  • 2024/09/25 The 72nd Electrical Science and Engineering Promotion Award. The Promotion Foundation for Electrical Science and Engineering.
  • 2024/06/06 Achievement Award 2023. The Institute of Electronics, Information and Communication Engineers (IEICE). (Awarded rate: up to 3 industry research achievements/year).
  • 2024/05/31 Niwa & Takayanagi Achievement Award 2023. The Institute of Image Information and Television Engineers (ITE). (Awarded rate: only 1 industry research achievements/year).
  • 2023/06/16 Excellent Paper Award. The 15th Forum on Data Engineering and Information Management (DEIM 2023). (Awarded rate: 1.4%).
  • 2022/10/14 Best BNI (Brave New Ideas) Paper Award. The 30th ACM International Conference on Multimedia (ACM MM 2022).
  • 2022/06/29 Best Paper Award. ACM International Conference on Multimedia Retrieval (ICMR 2022).
  • 2021/11/24 The 69th Electrical Science and Engineering Promotion Award, and The Minister of Education, Culture, Sports, Science and Technology (MEXT) Award. (Awarded rate: only 1 awardee/year).
  • 2021/11/12 KANTO Invention and Innovation Award - Encouragement Prize for Invention. Japan Institute of Invention and Innovation.
  • 2021/07/08 Outstanding Reviewer. The IEEE International Conference on Multimedia and Expo 2021 (ICME 2021).
  • 2021/06/08 IPSJ Research and Engineering Award 2020. Information Processing Society of Japan (IPSJ). (Awarded rate: only 1 awardee/year).
  • 2021/05/03 Outstanding Reviewer. The 9th International Conference on Learning Representations (ICLR 2021). (Awarded rate: 11.6%).
  • 2020/08/08 Recognition of Service Award. IEEE 3rd International Conference on Multimedia Information Processing and Retrieval (MIPR 2020) for the contributions as Publicity Co-chair.
  • 2020/07/18 Top 33% Reviewer. The 37th International Conference on Machine Learning (ICML 2020).
  • 2020/07/10 Certificate of Merit. IEEE Signal Processing Society for ICME 2020 Technical Program Co-chair.
  • 2019/06/05 IPSJ Industrial Achievement Award 2018. Information Processing Society of Japan (IPSJ). (Awarded rate: up to 3 industry research achievements/year).
  • 2019/03/06 Best Poster Award (w/ Satoshi Yoshida). The 11th Forum on Data Engineering and Information Management (DEIM).
  • 2018/09/12 Best Paper Award (w/ Masafumi Oyamada). The 11th Forum on Web and Database (WebDB Forum).
  • 2018/06/13 Outstanding Reviewer Award. ACM International Conference on Multimedia Retrieval 2018 (ICMR).
  • 2018/03/06 Excellent Poster Award (w/ Sheng Hu). The 10th Forum on Data Engineering and Information Management (DEIM).
  • 2018/03/06 Excellent Poster Award (w/ Tingting Dong). The 10th Forum on Data Engineering and Information Management (DEIM).

Publications

Selected publications since 2018 are listed below. For the complete list, please visit:

Complete List of Publicationsnew window

International Journals

  • Qixuan Zhao, Jingling Yuan, Peiliang Zhang, Xin Zhang, Jianquan Liu, Lin Li: A structure-aware routing based anomaly detection for industrial multi-sensor time series. Eng. Appl. Artif. Intell. (EAAI) 162: 112765 (2025).
  • Kaixi Hu, Lin Li, Qing Xie, Jianquan Liu, Xiaohui Tao, Guandong Xu: Decoupled Progressive Distillation for Sequential Prediction with Interaction Dynamics. ACM Trans. Inf. Syst. (TIS) 42(3): 72:1-72:35 (2024).
  • Turghun Tayir, Lin Li, Bei Li, Jianquan Liu, Kong Aik Lee. Encoder-Decoder Calibration for Multimodal Machine Translation. IEEE Transactions on Artificial Intelligence (TAI) Aug. pp.1-9, vol.1, 2024.
  • Jinjia Zhou, João Ascenso, Victor Sanchez, Lu Zhang, Jianquan Liu, Jiu Xu: IEEE Access Special Section Editorial: Deep Learning Technologies for Internet of Video Things. IEEE Access 9: 117267-117270, 2021.
  • Renjie Chu, Baoning Niu, Shanshan Yao, Jianquan Liu. Peak-Based Philips Fingerprint Robust to Pitch-Shift for Audio Identification. IEEE Multimedia (IEEE-MM) 28(1): 74-82, 2021.
  • Kaixi Hu, Lin Li, Jianquan Liu, Daniel Sun. DuroNet: A Dual-robust Enhanced Spatial-temporal Learning Network for Urban Crime Prediction. ACM Transactions on Internet Technology (ToIT) 21(1): 24:1-24:24, 2021.
  • Masafumi Oyamada, Jianquan Liu, Shinji Ito, Kazuyo Narita, Takuya Araki, and Hiroyuki Kitagawa. Compressed Vector Set: A Fast and Space-Efficient Data Mining Framework. IPSJ Transactions on Databases (TOD), 26: 416-426, 2018. (Best Paper Award at WebDB Forum 2018).
  • Masato Shirai, Jianquan Liu, Takao Miura, and Yi-Cheng Chen. Document stream classification based on transfer learning using latent topics. International Journal of Big Data Intelligence (IJBDI), 5(1/2): 105-113, 2018.

International Conferences

  • Zongyao Li, Yongkang Wong, Satoshi Yamazaki, Jianquan Liu, Mohan Kankanhalli: Object-Centric Framework for Video Moment Retrieval. AAAI 2026: 6771-6779.
  • Zongyao Li, Kengo Ishida, Satoshi Yamazaki, Xiaotong Ji, Jianquan Liu: KFS-Bench: Comprehensive Evaluation of Key Frame Sampling in Long Video Understanding. WACV 2026: 5643-5652.
  • Zongyao Li, Satoshi Yamazaki, Jianquan Liu: Dual-Stream Spatio-Temporal Accident Anticipation and Detection. ICIP 2025: 2630-2635.
  • Zhihao Wang, Lin Li, Xian Zhong, Xiaohui Tao, Jianquan Liu: Step-wise Soft Alignment Enhanced Procedural Text Generation from Long Instructional Videos. ICMR 2025: 1377-1385.
  • Jianquan Liu, Balu Adsumilli, Yukiko Yanagawa, Haiwei Dong: An Innovative Industry Program on Multimedia in A New AI Era. ACM MM 2025: 14351-14352.
  • Yuta Goto, Satoshi Yamazaki, Takashi Shibata, Jianquan Liu: Open-Vocabulary Scene Graph Generation via Synonym-Based Predicate Descriptor. MMM 2025: 142-156.
  • Turghun Tayir, Lin Li, Xiaohui Tao, Mieradilijiang Maimaiti, Ming Li, Jianquan Liu: Visual Pivoting Unsupervised Multimodal Machine Translation in Low-Resource Distant Language Pairs. EMNLP (Findings) 2024: 5596-5607.
  • Thao-Nhu Nguyen, Zongyao Li, Satoshi Yamazaki, Jianquan Liu, Cathal Gurrin: A Parallel Transformer Framework for Video Moment Retrieval. ICMR 2024: 460-468.
  • Jianquan Liu, Balu Adsumilli, Yukiko Yanagawa, Haiwei Dong: An Innovative Industry Program in A New Era of Multimedia with Generative AI. ACM MM 2024: 11125-11126.
  • Ryo Kawai, Noboru Yoshida, Jianquan Liu: A consulting system for guiding various image recognitions. Proceedings of the ACM Multimedia Asia 2023 (MMAsia 2023), Tainan, Taiwan, December 6-8, pages 108:1-108:3, 2023.
  • Lin Li, Haohan Zhang, Zeqin Fang, Zhongwei Xie, Jianquan Liu: Transductive Cross-Lingual Scene-Text Visual Question Answering. Proceedings of the 30th International Conference on Neural Information Processing (ICONIP 2023), Changsha, China, November 20-23, pages 452-467, 2023.
  • Mohan S. Kankanhalli, Ioannis (Yiannis) Patras, Jianquan Liu, Yongkang Wong, Takahiro Komamizu, Satoshi Yamazaki, Karen Stephen, Kajal Kansal: NarSUM ’23: The 2nd Workshop on User-Centric Narrative Summarization of Long Videos. Proceedings of the 31st ACM International Conference on Multimedia (MM 2023), Ottawa, Canada, October 29 - November 3, pages 9731-9733, 2023.
  • Satoshi Yamazaki, Jianquan Liu, Mohan S. Kankanhalli: Sequential Action Retrieval for Generating Narratives from Long Videos. Proceedings of 2nd Workshop on User-centric Narrative Summarization of Long Videos (NarSUM@MM 2023), Ottawa, Canada October 29, pages 25-29, 2023.
  • Rishabh Sheoran, Yongkang Wong, Jianquan Liu, Mohan S. Kankanhalli: Narrative Graph for Narrative Generation from Long Videos. Proceedings of 2nd Workshop on User-centric Narrative Summarization of Long Videos (NarSUM@MM 2023), Ottawa, Canada October 29, pages 31-40, 2023.
  • Xin Zhang, Jingling Yuan, Lin Li, Jianquan Liu: Reducing the Bias of Visual Objects in Multimodal Named Entity Recognition. Proceedings of the 16th ACM International Conference on Web Search and Data Mining (WSDM 2023), Singapore, February 27 - March 3, pages 958-966, 2023.
  • Sijie Long, Lin Li, Jingling Yuan, Jianquan Liu: MomNet: Gender Prediction using Mechanism of Working Memory. Proceedings of the 31st ACM International Conference on Information & Knowledge Management (CIKM 2022), Atlanta, GA, USA, October 17-21, pages 4259-4263, 2022.
  • Tingting Dong, Jianquan Liu: Person Search by Uncertain Attributes. Proceedings of ACM International Conference on Multimedia Retrieval (ICMR 2022), Newark, NJ, USA, June 27-30, pages 215-218, 2022.
  • Zhongwei Xie, Lin Li, Luo Zhong, Jianquan Liu, Ling Liu: Cross-Modal Retrieval between Event-Dense Text and Image. Proceedings of ACM International Conference on Multimedia Retrieval (ICMR 2022), Newark, NJ, USA, June 27-30, pages 229-238, 2022. (Best Paper Award).
  • Yongkang Wong, Shaojing Fan, Yangyang Guo, Ziwei Xu, Karen Stephen, Rishabh Sheoran, Anusha Bhamidipati, Vivek Barsopia, Jianquan Liu, Mohan S. Kankanhalli: Compute to Tell the Tale: Goal-Driven Narrative Generation. Proceedings of the 30th ACM International Conference on Multimedia (MM 2022), Lisboa, Portugal, October 10-14, pages 6875-6882, 2022. (Best BNI Paper Award).
  • Mohan S. Kankanhalli, Jianquan Liu, Yongkang Wong, Karen Stephen, Rishabh Sheoran, Anusha Bhamidipati: NarSUM ’22: 1st Workshop on User-centric Narrative Summarization of Long Videos. Proceedings of the 30th ACM International Conference on Multimedia (MM 2022), Lisboa, Portugal, October 10-14, pages 7400-7401, 2022.
  • Ryo Kawai, Noboru Yoshida, Jianquan Liu: Action Detection System Based on Pose Information. Proceedings of the 4th ACM International Conference on Multimedia in Asia (MMAsia 2022), Tokyo, Japan, December 13-16, pages 40:1-40:3, 2022.
  • Lin Li, Kaixi Hu, Turghun Tayir, Jianquan Liu, Kong Aik Lee: Noise-Robust Semi-supervised Multi-modal Machine Translation. Proceedings of 19th Pacific Rim International Conference on Artificial Intelligence (PRICAI 2022), Shanghai, China, November 10-13, pages 155-168, 2022.
  • Noboru Yoshida, Jianquan Liu: View-invariant Feature using Pose Information and Flexible Matching Algorithm for Action Retrieval. Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2021), Tokyo, Japan, December 14-17, pages 1556-1562, 2021.
  • Kaixi Hu, Lin Li, Qing Xie, Jianquan Liu, Xiaohui Tao: What is Next when Sequential Prediction Meets Implicitly Hard Interaction? Proceedings of the 30th ACM International Conference on Information and Knowledge Management (CIKM 2021), Virtual Event / Queensland, Australia, November 1-5, pages 710-719, 2021.
  • Lin Li, Ming Li, Zichen Zan, Qing Xie, Jianquan Liu: Multi-subspace Implicit Alignment for Cross-modal Retrieval on Cooking Recipes and Food Images. Proceedings of the 30th ACM International Conference on Information and Knowledge Management (CIKM 2021), Virtual Event / Queensland, Australia, November 1-5, pages 3211-3215, 2021.
  • Noboru Yoshida, Jianquan Liu: On-demand Action Detection System using Pose Information. Proceedings of the 29th ACM International Conference on Multimedia (MM 2021), Virtual Event / China, October 20-24, pages 2810-2812, 2021.
  • Satoshi Yamazaki, Hui Lam Ong, Jianquan Liu, Wei Jian Peh, Hong Yen Ong, Qinyu Huang, Xinlai Jiang: Practice-Oriented Real-time Person Occurrence Search System. Proceedings of the 4th IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2021), Tokyo, Japan, September 8-10, pages 219-222, 2021.
  • Karen Stephen, Jianquan Liu, Vivek Barsopia: A Hybrid two-stream approach for Multi-Person Action Recognition in TOP-VIEW 360° Videos. Proceedings of 2021 IEEE International Conference on Image Processing (ICIP 2021), Anchorage, AK, USA, September 19-22, pages 3418-3422, 2021.
  • Lin Li, Kaixi Hu, Yunpei Zheng, Jianquan Liu, Kong Aik Lee. CoopNet: Multi-Modal Cooperative Gender Prediction in Social Media User Profiling. Proceedings of the 46th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2021), Toronto, Canada (Virtual), June 6-11, pages 4310-4314, 2021.
  • Ruoyu Wang, Xiaobo Hu, Daniel Sun, Guoqiang Li, Raymond K. Wong, Shiping Chen, Jianquan Liu: Statistical Detection Of Collective Data Fraud. In Proceedings of the IEEE International Conference on Multimedia and Expo (ICME 2020), London, UK, July 6-10, pages 1-6, 2020.
  • Zichen Zan, Lin Li, Jianquan Liu, Dong Zhou: Sentence-based and Noise-robust Cross-modal Retrieval on Cooking Recipes and Food Images. In Proceedings of International Conference on Multimedia Retrieval (ICMR 2020), Dublin, Ireland, June 8-11, pages 117-125, 2020.
  • Diangang Li, Jianquan Liu, Shoji Nishimura, Yuka Hayashi, Jun Suzuki, Yihong Gong: Multi-Person Action Recognition in Microwave Sensors. In Proceedings of the 28th ACM International Conference on Multimedia (MM 2020), Virtual Event / Seattle, WA, USA, October 12-16, pages 411-420, 2020. (Oral Paper, Acceptance Rate: 153/1698 = 9%).
  • Junnan Li, Jianquan Liu, Yongkang Wong, Shoji Nishimura, Mohan S. Kankanhalli: Weakly-Supervised Multi-Person Action Recognition in 360 Videos. In Proceedings of IEEE Winter Conference on Applications of Computer Vision (WACV 2020), Snowmass Village, CO, USA, March 1-5, pages 497-505, 2020.
  • Jianquan Liu, Shoji Nishimura, Takuya Araki: P-Index: A Novel Index Based on Prime Factorization for Similarity Search. In Proceedings of IEEE International Conference on Big Data and Smart Computing (BigComp 2019), Kyoto, Japan, February 27 - March 2, pages 1-8, 2019.
  • Tingting Dong, Shoji Nishimura, Jianquan Liu: Refining Image Search Results using Multiple Attributes. In Proceedings of IEEE International Conference on Big Data (Big Data 2019), Los Angeles, CA, USA, December 9-12, pages 1080-1087, 2019.
  • Satoshi Yoshida, Jianquan Liu, Shoji Nishimura: A Robust People Tracking Method in Multiple Cameras. In Proceedings of the Fifth IEEE International Conference on Multimedia Big Data (BigMM 2019), Singapore, September 11-13, pages 305-308, 2019.
  • Renjie Chu, Baoning Niu, Shanshan Yao, Jianquan Liu: Peak-Based Philips Fingerprint Robust To Pitch-Shift For Massive Audio Retrieval. In Proceedings of the Fifth IEEE International Conference on Multimedia Big Data (BigMM 2019), Singapore, September 11-13, pages 314-320, 2019.
  • Liting Zhou, Jianquan Liu, Shoji Nishimura, Joseph Antony, Cathal Gurrin: Causality Inspired Retrieval of Human-object Interactions from Video. In Proceedings of International Conference on Content-Based Multimedia Indexing (CBMI 2019), Dublin, Ireland, September 4-6, pages 1-6, 2019.
  • Jianquan Liu, Duncan Yung, Shoji Nishimura, Takuya Araki: Stalker Retrieval on Surveillance Videos Using Spatio-Temporal Coappearance. In Proceedings of the 2nd IEEE Conference on Multimedia Information Processing and Retrieval (MIPR 2019), San Jose, CA, USA, March 28-30, pages 127-134, 2019.
  • Satoshi Yoshida, Shoji Nishimura, Jianquan Liu: A Fast and Robust Re-Identification Method for Large Video Data. In Proceedings of the 2nd IEEE Conference on Multimedia Information Processing and Retrieval (MIPR 2019), San Jose, CA, USA, March 28-30, pages 252-257, 2019.
  • Junnan Li, Jianquan Liu, Yongkang Wong, Shoji Nishimura, Mohan S. Kankanhalli: Self-supervised Representation Learning Using 360 Data. In Proceedings of the 27th ACM International Conference on Multimedia (MM 2019), Nice, France, October 21-25, pages 998-1006, 2019.
  • Shanshan Yao, Baoning Niu, Jianquan Liu. Enhancing Sampling and Counting Method for Audio Retrieval with Time-Stretch Resistance. In Proceedings of the 4th IEEE International Conference on Multimedia Big Data (BigMM), Xi'an, China, September 13-16, pages 1-5, 2018.
  • Maguell L. T. L. Sandifort, Jianquan Liu, Shoji Nishimura, Wolfgang Hürst. An Entropy Model for Loiterer Retrieval across Multiple Surveillance Cameras. In Proceedings of ACM International Conference on Multimedia Retrieval (ICMR), Yokohama, Japan, June 11-14, pages 309-317, 2018.
  • Maguell L. T. L. Sandifort, Jianquan Liu, Shoji Nishimura, Wolfgang Hürst. VisLoiter+: An Entropy Model-Based Loiterer Retrieval System with User-Friendly Interfaces. Proceedings of ACM International Conference on Multimedia Retrieval (ICMR), Yokohama, Japan, June 11-14, pages 505-508, 2018.

Invited Talks

  • 2024/04/19 Human Behavior Understanding: from Visible to Invisible, then Generative. NUS Centre for Research in Privacy Technologies (N-CRiPT) Technical Workshop. Hosted by Prof. Mohan Kankanhalli, IEEE Fellow.
  • 2024/03/07 The Power of Retrieval for Video Analysis on Human Behavior Understanding. EURASIP Journal on Image and Video Processing (JIVP) Webinar Series. Hosted by Prof. Jean-Luc Dugelay (EiC of JIVP), IEEE Fellow.
  • 2023/12/30 The Power of Retrieval for Video Analysis on Human Behavior Understanding. The 19th Young Scientists Conference of the Chinese of Image and Graphics (CSIG 2023), Guangzhou, China.
  • 2023/12/08 The Power of Retrieval for Video Analysis on Human Behavior Understanding. National Taipei University, Taiwan. Hosted by Prof. Chih-Hua Tai.
  • 2023/10/10 The Power of Retrieval for Video Analysis on Human Behavior Understanding. Industry Seminar. IEEE ICIP 2023.
  • 2023/07/10 Human Behavior Sensing and Understanding for Digital Transformation (DX). The University of Southern Queensland, Australia. Hosted by Prof. Xiaohui Tao.
  • 2023/04/20 Human Behavior Sensing and Understanding for Digital Transformation (DX). Wuhan University of Technology, China. Hosted by Prof. Lin Li.
  • 2023/04/18 Human Behavior Sensing and Understanding for Digital Transformation (DX). Tianjin University of Finance and Economics, China. Hosted by Prof. Zhen Wang.
  • 2022/05/08 A Signal Processing Perspective: Human Behavior Sensing and Understanding for Digital Transformation. Industry Expert Talk. IEEE ICASSP 2022.
  • 2021/12/04 Human Behavior Sensing and Understanding for Digital Society. IEEE DSInS 2021.
  • 2020/03/06 new windowMultimedia Engages with Database for Video Surveillance. Colorado State University, USA. Hosted by Prof. Ross Beveridge and Prof. Francisco R. Ortega.
  • 2018/09/13 new windowBridging the Gap between Database and Multimedia for Surveillance Video Search. Northwestern Polytechnical University, China. Hosted by Prof. Chao Zhang.
  • 2018/04/13 Bridging the Gap between Database and Multimedia for Surveillance Video Search. Florida International University, USA. Hosted by Prof. Shu-Ching Chen, IEEE Fellow.
  • 2017/12/14 Bridging the Gap between Database and Multimedia for Surveillance Video Search. National Chung Cheng University, Taiwan. Hosted by Prof. Wei-Ta Chu.
  • 2017/02/03 The Past, Present, and Future of Video Search for Surveillance. Qualcomm Inc., USA. Hosted by Dr. Maggie Dai.
  • 2017/02/02 The Past, Present, and Future of Video Search for Surveillance. University of California, San Diego (UCSD), USA. Hosted by Prof. Shlomo Dubnov, Director, CREL.
  • 2016/07/29 The Past, Present, and Future of Video Search for Surveillance. University of California, Irvine (UCI), USA. Hosted by Prof. Chen-Yu (Phillip) Sheu, IEEE Fellow.
  • 2016/06/24 The Past, Present, and Future of Video Search for Surveillance. Facebook Inc., USA. Hosted by Dr. Baiyang Liu.
  • 2016/04/18 The Past, Present, and Future of Video Search for Surveillance. Academia Sinica, Taiwan. Hosted by Dr. Wen-Huang Cheng.
  • 2015/06/18 The Future of Similarity Search on High Dimensional Multimedia Data. Taiyuan University of Technology, Taiyuan, China. Hosted by Prof. Baoning Niu.
  • 2015/04/23 The Future of Similarity Search on High Dimensional Multimedia Data. Peking University, China. Hosted by Prof. Jun Gao.
  • 2014/11/10 new windowThe Future of Similarity Search on High Dimensional Multimedia Data. Database Group, Carnegie Mellon University, Pittsburgh, USA. Hosted by Prof. Andy Pavlo.

Professional Services

Memberships

  • Senior Member, ACM
  • Senior Member, IEEE
  • IEEE Computer Society
  • IEEE Signal Processing Society
  • Senior Member, Institute of Electronics, Information and Communication Engineers (IEICE)
  • Fellow, Information Processing Society of Japan (IPSJ)
  • Institute of Image Information and Television Engineers (ITE)
  • Database Society of Japan (DBSJ)
  • Asia-Pacific Signal and Information Processing Association (APSIPA)

Editorships

  • 2023/01 - Now Associate Editor, EURASIP Journal on Image and Video Processing (JIVP)
  • 2022/12 - Now Associate Editor, ACM Transactions on Multimedia Computing, Communications, and Applications (ACM TOMM)
  • 2022/04 - Now Associate Editor, APSIPA Transactions on Signal and Information Processing (TSIP)
  • 2021/05 - Now Associate Editor, ITE Transaction on Media Technology and Applications (MTA)
  • 2023/09 - 2024/12 Associate Editor, IEEE Transaction on Multimedia (TMM)
  • 2018/09 - 2022/12 Associate Editor, IEEE Multimedia Magazine (IEEE MM)
  • 2017/04 - 2021/05 Associate Editor, Journal of Information Processing (JIP)
  • 2016/04 - 2018/03 Guest Editor of International Journal of Semantic Computing (IJSC)
    – Special Issue on “The Best Papers of IEEE BigMM 2016”.
    – Special Issue on “The Best Papers of IEEE ICSC 2017”.
  • 2015/10 - 2016/12 Guest Editor of International Journal of Big Data Intelligence (IJBDI)
    – Special Issue on “Data to Decision”.

Chairships

  • General Co-chair
    – The 9th IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2026)
    – The 4th IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2021)
  • Program Co-chair
    – The 24th IEEE International Conference on Information Reuse and Integration for Data Science (IRI 2023)
    – The 23rd IEEE International Conference on Information Reuse and Integration for Data Science (IRI 2022)
    – The 2020 IEEE International Conference on Multimedia and Expo (ICME 2020)
    – The 5th IEEE International Conference on Multimedia Big Data (BigMM 2019)
    – The 1st IEEE International Conference on Artificial Intelligence and Virtual Reality (AIVR 2019)
    – The 1st IEEE International Conference on Humanized Computing and Communication (HCC 2019)
    – The 20th IEEE International Symposium on Multimedia (ISM 2018)
    – The 12th IEEE International Conference on Semantic Computing (ICSC 2018)
    – The 19th IEEE International Symposium on Multimedia (ISM 2017)
    – The 11th IEEE International Conference on Semantic Computing (ICSC 2017)
    – The 1st IEEE International Conference on Robotic Computing (IRC 2017)
    – The 2nd IEEE International Conference on Multimedia Big Data (BigMM 2016)
  • Industry Co-chair
    – The 2029 IEEE International Conference on Image Processing (ICIP 2029)
    – The 2027 ACM International World Wide Web Conference (The Web 2027)
    – The 2027 ACM International Conference on Multimedia Retrieval (ICMR 2027)
    – The 2026 ACM International Conference on Multimedia Asia (MMAsia 2026)
    – The 2025 ACM International Conference on Multimedia Asia (MMAsia 2025)
    – The 33rd ACM International Conference on Multimedia (MM 2025)
    – The 2025 IEEE International Conference on Image Processing (ICIP 2025)
    – The 32nd ACM International Conference on Multimedia (MM 2024)
    – The 31st ACM International Conference on Multimedia (MM 2023)
    – The 2023 IEEE International Conference on Image Processing (ICIP 2023)
    – The 6th IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2023)
    – The 2nd IEEE International Conference on Artificial Intelligence and Virtual Reality (AIVR 2020)
    – The 2nd IEEE International Conference on Artificial Intelligence and Knowledge Engineering (AIKE 2019)
  • Workshop Co-chair
    – The 1st IEEE International Conference on Artificial Intelligence and Knowledge Engineering (AIKE 2018)
    – The 10th IEEE International Conference on Semantic Computing (ICSC 2016)
  • Demo Co-chair
    – The 2nd IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2019)
    – The 1st IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2018)
  • Publicity Co-chair
    – The 3th IEEE International Conference on Multimedia Information Processing and Retrieval (MIPR 2020)
    – The 16th IEEE International Conference on Bioinformatics and Bioengineering (BIBE 2016)
  • Area Chair
    – The 31st ACM International Conference on Multimedia (MM 2023)
    – The 15th Forum on Data Engineering and Information Management (DEIM 2023)
    – IEEE International Conference on Multimedia and Expo (ICME 2019)
    – The 1st IEEE International Conference on Multimedia Big Data (BigMM 2015)

Expert Committees

  • 2025/01 - 2029/12 IEEE SPS Industry Board Member.
  • 2020/01 - 2023/12 IEEE ICME Steering Committee Member.
  • 2017/06 - Now IEICE Mathematical Systems Science and its Applications.
  • 2015/06 - 2021/05 IEICE Data Engineering.

Session Chairs

  • The 18th Forum on Data Engineering and Information Management (DEIM 2026)
  • The 17th Forum on Data Engineering and Information Management (DEIM 2025)
  • The 16th Forum on Data Engineering and Information Management (DEIM 2024)
  • The 15th Forum on Data Engineering and Information Management (DEIM 2023)
  • The 14th Forum on Data Engineering and Information Management (DEIM 2022)
  • The 13th Forum on Data Engineering and Information Management (DEIM 2021)
  • The 11th Forum on Data Engineering and Information Management (DEIM 2019)
  • The 4th IEEE International Conference on Multimedia Big Data (BigMM 2018)
  • The 10th Forum on Data Engineering and Information Management (DEIM 2018)
  • The 8th Forum on Data Engineering and Information Management (DEIM 2016)
  • The 1st IEEE International Conference on Multimedia Big Data (BigMM 2015)

Commentators

  • The 18th Forum on Data Engineering and Information Management (DEIM 2026)
  • The 17th Forum on Data Engineering and Information Management (DEIM 2025)
  • The 16th Forum on Data Engineering and Information Management (DEIM 2024)
  • The 15th Forum on Data Engineering and Information Management (DEIM 2023)
  • The 14th Forum on Data Engineering and Information Management (DEIM 2022)
  • The 13th Forum on Data Engineering and Information Management (DEIM 2021)
  • The 12th Forum on Data Engineering and Information Management (DEIM 2020)
  • The 11th Forum on Data Engineering and Information Management (DEIM 2019)
  • The 10th Forum on Data Engineering and Information Management (DEIM 2018)
  • The 9th Forum on Data Engineering and Information Management (DEIM 2017)
  • The 8th Forum on Data Engineering and Information Management (DEIM 2016)
  • The 7th Forum on Data Engineering and Information Management (DEIM 2015)
  • The 6th Forum on Data Engineering and Information Management (DEIM 2014)

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