Lei Zhang

Professor
Department of Computing
The Hong Kong Polytechnic University
Hung Hom, Kowloon, Hong Kong

Office: PQ816

Phone:  852-27667355
Email: cslzhang at comp.polyu dot edu.hk

ZL_2015

Education

3/1998~10/2001

PhD

Dept. of Automatic Control, Northwestern Polytechnical University, Xi'an, China.

9/1995~3/1998

M.Sc

Dept. of Automatic Control, Northwestern Polytechnical University, Xi'an, China.

9/1991~7/1995

B.Sc

Dept. of Aeronautical Engineering, Shenyang Inst. of Aeronautical Engineering, Shenyang, China.


Work Experience

7/2015~present

Professor, Dept. of Computing, Hong Kong Polytechnic University, Hong Kong.

9/2010~6/2015

Associate Professor, Dept. of Computing, Hong Kong Polytechnic University, Hong Kong.

1/2006~8/2010

Assistant Professor, Dept. of Computing, Hong Kong Polytechnic University, Hong Kong.

1/2003~1/2006

Postdoctoral Fellow, Dept. of Electrical and Computer Engineering, McMaster University, Canada.

1/2001~1/2003

Research Assistant/Associate, Dept. of Computing, Hong Kong Polytechnic University, Hong Kong.


http://t3.gstatic.com/images?q=tbn:ANd9GcSHajD6zIxvR7ORoWo3YUt1I4QtdrnCXbMSavwRvV19gHyDytAfYgMC900297235[1]

https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRG-DBvVsxquqkwmL0eOLCIk0mi0tuMAXQJG8m9BdC6tCZXa-pB

The Hong Kong PhD Fellowship Program

"香港博士"计划

Papers&Codes

Positions


News

1.    I was selected as the "Highly Cited Researcher" by Thomson Reuters, 2015 (http://highlycited.com).

2.    I'm looking for PhD student, postdoctoral fellow or research assistant/associate in computer vision, machine learning and computational photography. Please send me your CV if you have interest. (I will not reply you if I don't receive your full CV.)

Notes: The minimum English-language requirement of PhD study at PolyU is: TOEFL 90 (with writing at least 23) or IELTS 6.5 (with writing at least 6).

3.    Some Postdoctoral Fellow, PhD Student, and Research Assistant/Associate positions are available. Any topics on computer vision, pattern recognition and machine learning are fine. Please send me your CV if you have interest.

Newly accepted

1.     S. Gu, Q. Xie, D. Meng, W. Zuo, X. Feng, L. Zhang, "Weighted Nuclear Norm Minimization and Its Applications to Low Level Vision," to appear, International Journal of Computer Vision. (paper) (code_Denoising, code_RPCA, code_MC)

2.     L. Lin, G. Wang, W. Zuo, X. Feng, and L. Zhang, "Cross-Domain Visual Matching via Generalized Similarity Measure and Feature Learning," IEEE Trans. on Pattern Analysis and Machine Intelligence, 2016. (paper) (code)

3.     P. Li, Q. Wang, H. Zeng, L. Zhang, "Local Log-Euclidean Multivariate Gaussian Descriptor and Its Application to Image Classification," IEEE Trans. on Pattern Analysis and Machine Intelligence, 2016. (paper) (code)

4.     S. Cai, L. Zhang, W. Zuo and X. Feng, "A Probabilistic Collaborative Representation based Approach for Pattern Classification," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper) (code) (Finally, we explained how CRC/SRC works!)

5.     K. Ma, Q. Wu, Z. Wang, Z. Duanmu, H. Yong, H. Li and L. Zhang, "Group MAD Competition - A New Methodology to Compare Objective Image Quality Models," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper) (code) (IQA is far from solved yet!)

6.     K. Wang, L. Lin, W. Zuo, S. Gu and L. Zhang, "Dictionary Pair Classifier Driven Convolutional Neural Networks for Object Detection," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper) (code) (Train stronger CNN features with representation based classifiers!)

7.     J. Ning, J. Yang, S. Jiang, L. Zhang and M-H Yang, "Visual Tracking via Dual Linear Structured SVM and Explicit Feature Map," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper) (code) (A tracker with both high accuracy and high speed!)

8.     F. Wang, W. Zuo, L. Lin, D. Zhang and L. Zhang, "Joint Learning of Single-image and Cross-image Representations for Person Re-identification," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper, sup) (code)

9.     Q. Wang, P. Li, W. Zuo and L. Zhang, "RAID-G: Robust Estimation of Approximate Infinite Dimensional Gaussian with Application to Material Recognition," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper, sup) (code)

10. Q. Xie, Q. Zhao, D. Meng, Z. Xu, S. Gu, W. Zuo and L. Zhang, "Multispectral Images Denoising by Intrinsic Tensor Sparsity Regularization," 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2016). (paper, sup) (code)

11. W. Zuo, D. Ren, D. Zhang, S. Gu, L. Zhang, "Learning Iteration-wise Generalized Shrinkage-Thresholding Operators for Blind Deconvolution," IEEE Trans. on Image Processing, vol. 25, issue 4, pp. 1751-1764, April 2016. (paper) (code)

12. Q. Wang, P. Li, L. Zhang, W. Zuo, "Towards Effective Codebookless Model for Image Classification," Pattern Recognition, 2016. (paper) (code)


My Google Citation Profile

http://scholar.google.com/citations?user=tAK5l1IAAAAJ

Recent Research Focus

1.    Image Restoration, including 3D Reconstruction

2.    Image Classification

3.    Object Detection

4.    Image Quality Assessment

5.    Visual Tracking

 


PhD Students Supervised

ZHANG Lin

Biometrics, Computer Vision and Image Processing

Graduated in 2011; now with Tongji University, Shanghai, China

PENG Bo

Image Segmentation and Graph-based Optimization

Graduated in 2011; now with Southwest Jiaotong University, Chengdu, China

XIE Jin

Texture Classification, Dictionary Learning and Sparse Representation

Graduated in 2012; now doing postdoc at New York University at Dubai

YANG Meng

Face Recognition, Sparse Representation and Computer Vision

Graduated in 2012; now with Shenzhen University, Shenzhen, China

ZHANG Kaihua

Visual Tracking, Image Segmentation and Level Set Methods

Graduated in 2013; now with Nanjing Univ. of Information Engineering, Nanjing, China

ZHU Pengfei

Metric Learning, Computer Vision and Pattern Classification

Graduate in 2014; now with Tianjin University, Tianjin, China

GU Shuhang

Image Restoration, Computer Vision, Low Rank and Matrix Factorization

Expected to graduate in 2016

XU Jun

Sparse and Low Rank Methods, Computer Vision, Machine Learning

Expected to graduate in 2017

CAI Sijia

Machine Learning, Computer Vision

Expected to graduate in 2017

LI Hui

HDR Imaging, Multiple Exposure Fusion

Expected to graduate in 2018

CAI Jianrui

Image and Video Enhancement

Expected to graduate in 2018

YANG Lingxiao

Visual Recognition, Visual Tracking

Expected to graduate in 2018

XIAO Jin

Video Denoising and Restoration

Expected to graduate in 2019

 

Research Collaborators

ZUO Wangmeng

Image Processing, Computer Vision, Machine Learning

Harbin Institute of Technology, Harbin, China

LIN Liang

Computer Vision, Machine Learning, Multimedia

Sun Yat-Sen University, Guangzhou, China

MENG Deyu

Matrix Factorization, Machine Learning

Xi'an Jiaotong University, Xi'an, China

LI Peihua

Computer Vision, Machine Learning

Dalian University of Technology, Dalian, China

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