Associate Professor at School of Computer Science and Engineering, Nanjing University of Science and Technology. He received the Bachelor's degree from University of Science and Technology of China(USTC) in 2008 and the Doctor degree from National Laboratory of Pattern Recognition (NLPR), Institute of Automation, Chinese Academy of Sciences in 2013. His supervisor is Prof. Hanqing Lu. I was an intern in China-Signgapore Institute of Digital Media (CSIDM) from Dec 2010 to Nov 2011, supervised by Prof. Changsheng Xu. He received the 2013 President Scholarship of Chinese Academy of Science.

Research Interests
  • Pattern Recognition & Machine Learning

    • Subspace Learning

    • Matrix Factorization

    • Feature Selection & Dimensionality Reduction

  • Computer Vision & Multimedia Computing

    • Image /Video Annotation and Retrieval

    • Social Media

    • Multimedia News Retrieval

 

Publications:

Image annotation using multi-correlation probabilistic matrix factorization MM'10 - Proceedings of the ACM Multimedia 2010 International Conference Li Zechao Liu Jing Zhu Xiaobin Liu Tinglin Lu Hanqing 2010


Sparse constraint nearest neighbour selection in cross-media retrieval Proceedings - International Conference on Image Processing, ICIP Li Zechao Liu Jing Lu Hanqing 2010

Multi-modal multi-correlation person-centric news retrieval International Conference on Information and Knowledge Management, Proceedings Li Zechao Liu Jing Zhu Xiaobin Lu Hanqing 2010

Correlated PLSA for image clustering Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) Li Peng Cheng Jian Li Zechao Lu Hanqing 2011

News contextualization with geographic and visual information MM'11 - Proceedings of the 2011 ACM Multimedia Conference and Co-Located Workshops Li Zechao Liu Jing Xu Changsheng Lu Hanqing Wang Meng 2011

Learning semantic motion patterns for dynamic scenes by improved sparse topical coding Proceedings - IEEE International Conference on Multimedia and Expo Fu Wei Wang Jinqiao Li Zechao Lu Hanqing Ma Songde 2012

Chat with Illustration: A chat system with visual aids ACM International Conference Proceeding Series Jiang Yu Liu Jing Li Zechao Xu Changsheng Lu Hanqing 2012

Social tag alignment with image regions by sparse reconstructions MM 2012 - Proceedings of the 20th ACM International Conference on Multimedia Liu Yang Liu Jing Li Zechao Niu Biao Lu Hanqing 2012

Low rank metric learning for social image retrieval MM 2012 - Proceedings of the 20th ACM International Conference on Multimedia Li Zechao Liu Jing Jiang Yu Lu Hanqing Tang Jinhui 2012

Noisy tag alignment with image regions Proceedings - IEEE International Conference on Multimedia and Expo Liu Yang Liu Jing Li Zechao Lu Hanqing 2012

Unsupervised feature selection using nonnegative spectral analysis Proceedings of the National Conference on Artificial Intelligence Li Zechao Liu Jing Lu Hanqing Yang Yi Zhou Xiaofang 2012

Sparse semantic metric learning for image retrieval Multimedia Systems Liu Jing Li Zechao Lu Hanqing 2013

Collaborative PLSA for multi-view clustering Proceedings - International Conference on Pattern Recognition Jiang Yu Liu Jing Li Zechao Lu Hanqing 2012

Co-regularized PLSA for multi-view clustering Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) Jiang Yu Liu Jing Li Zechao Li Peng Lu Hanqing 2013

Semi-supervised Unified Latent Factor learning with multi-view data Machine Vision and Applications Jiang Yu Liu Jing Lu Hanqing Li Zechao 2013

Structure preserving non-negative matrix factorization for dimensionality reduction q Computer Vision and Image Understanding Li Zechao Liu Jing Lu Hanqing 2013

MLRank: Multi-correlation Learning to Rank for image annotation Pattern Recognition Li Zechao Liu Jing Xu Changsheng Lu Hanqing 2013

Weakly-supervised dual clustering for image semantic segmentation Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition Liu Yang Liu Jing Li Zechao Lu Hanqing Tang Jinhui 2013

Object co-segmentation via discriminative low rank matrix recovery MM 2013 - Proceedings of the 2013 ACM Multimedia Conference Li Yong Liu Jing Li Zechao Liu Yang Lu Hanqing 2013

Correlation consistency constrained probabilistic matrix factorization for social tag refinement Neurocomputing Liu Jing Zhang Yifan Li Zechao Lu Hanqing 2013

Nonlinear matrix factorization with unified embedding for social tag relevance learning Neurocomputing Li Zechao Liu Jing Lu Hanqing 2013

Efficient clothing retrieval with semantic-preserving visual phrases Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) Fu Jianlong Wang Jinqiao Li Zechao Lu Hanqing Xu Min 2013

TCRec: Product recommendation via exploiting social-trust network and product category information WWW 2013 Companion - Proceedings of the 22nd International Conference on World Wide Web Jiang Yu Liu Jing Zhang Xi Li Zechao Lu Hanqing 2013

Enhancing news organization for convenient retrieval and browsing ACM Transactions on Multimedia Computing, Communications and Applications Li Zechao Liu Jing Xu Changsheng Lu Hanqing Wang Meng 2013

Boosted MIML method for weakly-supervised image semantic segmentation Multimedia Tools and Applications Liu Yang Liu Jing Lu Hanqing Li Zechao 2014

Tag ranking based on salient region graph propagation Multimedia Systems Tang Jinhui Li Minxian Li Zechao Zhao Chunxia 2014

Personalized geo-specific tag recommendation for photos on social websites IEEE Transactions on Multimedia Liu Jing Jiang Yu Lu Hanqing Li Zechao Tang Jinhui 2014