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Dr. Qianru Sun is currently a Research Fellow in the NExT++ lab, National University of Singapore (NUS), working with Prof. Tat-Seng Chua. She leads the Computer Vision group which includes two Ph.D. students and three visiting Ph.D. students. She also holds a visiting scholar position at Max Planck Institute for Informatics (MPII). Before that, she has been a post-doctoral researcher at MPII for two years.


Apr 2018Now

Group Leader (Research Fellow)

National University of Singapore

Department: School of Computing (SoC). Lab: NExT++. Director: Prof.Tat-Seng Chua

Students and Interests:

  • Yaoyao Liu:  few-shot learning
  • Xiaogang Wang: visual relationship recognition 
  • Lixi Deng: food image localization and recognition 
  • Binbin Bian:  fashion attribute detection
  • Zaw Lin:  3D object retrieval and pose estimation 
Mar 2016Mar 2018

Postdoctoral researcher

Max-Planck Institute for Informatics

Department: Computer Vision and Multimodal Computing. Director: Prof. Dr. Bernt Schiele

Collaborators in MPI: Dr. Mario Fritz and Prof. Dr. Christian Theobalt

Collaborators in KU Leuven: Prof. Tinne Tuytelaars and Prof. Luc Van Gool

Interests: Social relation recognition, Conditional image generation

Publications in: ECCV'18, CVPR'18, NIPS'17, CVPR'17

Sep 2010Jan 2016


Peking University

Supervisor: Prof. Hong Liu

Open Lab on Human Robot Interaction (HRI Lab)

School of Electronics Engineering and Computer Science

Major: Electronic Information Science and Technology (Rank: top 10%)   

Interests: Human action recognition and anomaly detection in videos (third-person view)

Publications in: ACCV'12, BMVC'13, ICIP'13, ICIP'14, Neurocomputing, Pattern Recognition, etc.

Sep 2014Jan 2015

PhD exchange student

The University of Tokyo

Machine Intelligence Lab (Harada Ushiku Lab)

Information Science and Technology

Project: Anomalous activity detection in surveillance videos.

Sep 2006Jul 2010

Bachelor of Science

Nanjing University of Posts and Telecommunications

Major: Information and Computing Science   (Rank: top 1)   

Main courses: mathematics courses and basic computer science courses, e.g., probability theory, mathematical analysis, numerical approximation, advanced algebra, and digital signal processing


  1. Qianru Sun, Yaoyao Liu, Tat-Seng Chua, Bernt Schiele. Meta-Transfer Learning for Few-Shot Learning. In submission. [Pre-print]
  2. Qianru Sun, Xiaogang Wang, Tat-Seng Chua. Generating Expensive Relationship Features from Cheap Objects. In submission.
  3. Liqian Ma, Qianru Sun, Bernt Schiele, Luc Van Gool. Image-to-Image Meta-Translation. In submission.
  4. Zaw Lin Kyaw, Weipeng Xu, Qianru Sun, Christian Theobalt, Tat-Seng Chua. Learning a Disentangled Embedding for Monocular 3D Shape Retrieval and Pose Estimation. In submission.
  5. Qianru Sun, Ayush Tewari, Weipeng Xu, Mario Fritz, Christian Theobalt and Bernt Schiele. A Hybrid Model for Identity Obfuscation by Face Replacement. ECCV 2018. [Paper]
  6. Qianru Sun*, Liqian Ma*, Seong Joon Oh, Luc Van Gool, Bernt Schiele and Mario Fritz. Natural and Effective Obfuscation by Head Inpainting. CVPR 2018. (Acceptance rate 29.3%) [Paper]
  7. Liqian Ma*, Qianru Sun*, Stamatios GeorgoulisLuc Van Gool, Bernt Schiele and Mario Fritz. Disentangled Person Image Generation. CVPR 2018. (SpotlightAcceptance rate 7.0%) [Paper]
  8. Liqian Ma, Qianru Sun*, Xu Jia*, Bernt Schiele, Tinne Tuytelaars, Luc Van Gool. Pose Guided Person Image Generation. NIPS 2017. (Acceptance rate 20.9%) [Paper]
  9. Qianru Sun, Bernt Schiele and Mario Fritz. A Domain Based Approach to Social Relation Recognition. CVPR 2017, Pages 3481-3490. (Acceptance rate 29.9%) [Paper][Github]
  10. Qianru Sun, Hong Liu and Tatsuya Harada. Online Growing Neural Gas for Anomaly Detection in Changing Surveillance Scenes. Pattern Recognition. April 2017, Volume 64, Pages 187-201. [Paper]
  11. Qianru Sun, Hong Liu, Liqian Ma and Tianwei Zhang. A Novel Hierarchical Bag-of-Words Model for Compact Action Representation. NeuroComputing, Volume 174 Part B, 22 January 2016, Pages 722–732. [Paper]
  12. Qianru Sun, Hong Liu, Mengyuan Liu and Tianwei Zhang. Activity Prediction by Mapping Key Grouplets to Recurrent Self-Organizing Map. NeuroComputing, Volume 177, 12 February 2016, Pages 427–440. [Paper]
  13. Mengyuan Liu, Hong Liu, Qianru Sun, Tianwei Zhang and Runwei Ding. Salient Pairwise Spatio-temporal Interest Points for Real-time Activity Recognition. CAAI Transactions on Intelligence Technology, Volume 1, Issue 1, January 2016, Pages 14–29. [Paper]
  14. Runwei Ding, Qianru Sun, Mengyuan Liu, Hong Liu. A compact representation of human actions by sliding coordinate coding. International Journal of Advanced Robotic Systems 14 (6), 1729881417746114. [Paper]
  15. Liqian Ma, Hong Liu, Liang Hu, Can Wang, and Qianru Sun. Orientation Driven Bag of Appearances for Person Re-identification. arXiv preprint arXiv:1605.02464. [Paper]
  16. Hong Liu, Mengyuan Liu and Qianru Sun. Learning Directional Co-occurrence for Human Action Classification. IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2014), May 4-9, 2014, Florence, Italy. [Paper(PDF)]
  17. Mengyuan Liu, Hong Liu and Qianru Sun. Action Classification by Exploring Directional Co-occurrence of Weighted STIPS. IEEE International Conference on Image Processing (ICIP 2014), Paris, France. [Paper(PDF)]
  18. Yuke Sun, Hong Liu and Qianru Sun. Online Learning on Incremental Distance Metric for Person Re-identification. International Conference on Robotics and Biomimetics (ROBIO 2014), December 5-10, 2014, Bali, Indonesia. [Paper(PDF)]
  19. Hong Liu, Qiaoduo Zhang and Qianru Sun. Human Action Classification Based on Sequential Bag-of-Words Model. International Conference on Robotics and Biomimetics (ROBIO 2014), December 5-10, 2014, Bali, Indonesia. [Paper(PDF)]
  20. Hong Liu, Zilin Liang and Qianru Sun. Robust Tracking with Discriminative Ranking Middle-level Patches. International Journal of Advanced Robotic Systems, 2014, 11:68. doi: 10.5772/ 58430. [Paper(PDF)]
  21. Qianru Sun, Wenmin Wang and Hong Liu. A study of human actions representation in video sequences. CAAI Transactions on Intelligent Systems, 8(3): 189-198, June 2013.
  22. Qianru Sun, Hong Liu. Inferring Ongoing Human Activities Based on Recurrent Self-Organizing Map Trajectory. The 24th British Machine Vision Conference (BMVC 2013), Pages 11.1-11.10, September 9-13, 2013, Bristol, U.K.. [Paper(PDF)]
  23. Qianru Sun, Hong Liu. Learning Spatio-Temporal Co-occurrence Correlograms for Efficient Human Action classification. IEEE International Conference on Image Processing (ICIP 2013), Pages 3220-3224, September 15-18, 2013, Melbourne, Australia. [Paper(PDF)]
  24. Qianru Sun, Hong Liu. Action Disambiguation Analysis Using Normalized Google-Like Distance Correlogram. The 11th Asian Conference on Computer Vision (ACCV 2012 oral), Pages 425-437, November 5-9, 2012, Daejeon, Korea. (Acceptance Rate 3.6%) [Paper(PDF)]

Honor & Award

  • Mar 2016  Lise Meitner Award, by Max Planck Institute for Informatics
  • Sep 2014  Universiade International Scholarship by Shenzhen Universiade Scholarship Foundation
  • Oct 2013  China Reconstruct Scholarship  by PKU
  • Oct 2011  Social Work Award  by PKU
  • Aug 2011  Volunteer Forerunner Individual  by Universiade Organizing Committee
  • Oct 2011  Social Work Award  by PKU
  • Oct 2010-2015  Doctoral Second-class Scholarship by PKU
  • Oct 2008-2009  Tong Ding Second-class Scholarship by NJUPT 
  • Oct 2007-2009  Pivot of Merit Student  by NJUPT
  • Oct 2007-2009  School First-class Scholarship  by NJUPT
  • Oct 2007  National Scholarship  by National Ministry of Education

External Activities

  • 2018 ICMR Tutorial: Objects, Relationships, and Context in Visual Data [link][slides]
  • 2018 ECCV CEFRL  Workshop, Program Committee [link]
  • 2018 CVPR CV-COPS Workshop, Program Committee [link]
  • 2017 Dec, invited talk in DVMM, Columbia University, USA [slides]
  • 2017 Jul, invited talk in the ODAR Workshop, CVPR'17, USA
  • 2017 Jul, invited speaker in the Joint Lecture Series (MPI & Saarland University, 2017) [slides]
  • SPLINE 2016, Technical Committee
  • CAAI Transactions on Intelligence Technology, Editorial Board Member
  • Reviewer: CVPR, ICCV, ICRA, ISWC, TMM, IJCV, NeuroComputing, TCSVT
  • Lise Meitner Award Fellowship for Excellent Women in Computer Science 2018, Organization Committee