Xiaowei Zhou (周晓巍)

Postdoctoral Researcher
– GRASP Laboratory & Computer and Information Science
– University of Pennsylvania
Address: Levine Hall L403, 3330 Walnut St, Philadelphia, PA 19104
Resume  Google Scholar


Sep. 2008 – Aug. 2013, Ph.D. in Electronic and Computer Engineering, HKUST
Sep. 2004 – Jun. 2008, Bachelor in optical engineering, Zhejiang University

Research interests

My research interests include computer vision, robotics and high-dimensional data analysis with a focus on 3D object recognition, shape estimation, motion-based segmentation, sparse/low-rank modeling & optimization, and vision-based navigation.


  1. X. Zhou, M. Zhu, and K. Daniilidis. Multi-Image Matching via Fast Alternating Minimization. To appear in the International Conference on Computer Vision (ICCV), 2015. Oral presentation. [Code]
  2. M. Zhu*, X. Zhou*, and K. Daniilidis. Pose and Shape Estimation with Discriminatively Learned Parts. To appear in the International Conference on Computer Vision (ICCV), 2015. *Equal contribution.
  3. X. Zhou, S. Leonardos, X. Hu, and K. Daniilidis. 3D Shape Estimation from 2D Landmarks: A Convex Relaxation Approach. In IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2015. Oral presentation. [Code]
  4. X. Zhou, C. Yang, H. Zhao, W. Yu. Low-Rank Modeling and its Applications in Image Analysis. ACM Computing Surveys, 47(2): 36, 2014. [Code]
  5. X. Zhou, J. Liu, X. Wan, W. Yu. Piecewise-constant and low-rank approximation for identification of recurrent copy number variations. Bioinformatics, 2014. [Code]
  6. X. Zhou, X. Huang, J.S. Duncan, W. Yu. Active Contours with Group Similarity. In Proceedings of IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2013. [Code]
  7. X. Zhou, W. Yu. Low-Rank Modeling and its Applications in Medical Image Analysis. SPIE Defense, Security, and Sensing: Signal, Image, and Neural Net Processing, 2013  (Invited paper).
  8. X. Zhou, C. Yang, W. Yu. Moving Object Detection by Detecting Contiguous Outliers in the Low-Rank Representation. IEEE Transactions on Pattern Analysis and Machine Intelligence (T-PAMI), 2013. [Code]
  9. X. Zhou, C. Yang, X. Wan, H. Zhao, W. Yu. Multi-Sample aCGH Data Analysis via Total Variation and Spectral Regularization. IEEE/ACM Transactions on Computational Biology and Bioinformatics, 2013. [Code]
  10. X. Zhou, S. Lei, Y. Yu, C. Lien, K. K. Shung, W. Yu. Ultrasound Bio-Microscopic Image Segmentation for Evaluation of Zebrafish Cardiac Function. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, 2013. [Code]
  11. X. Zhou, C.Yang, W. Yu. Automatic Mitral Leaflet Tracking by Outlier Detection in the Low-rank Representation. In Proceedings of IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), 2012. [Code]
  12. C. Yang, X. Zhou, X. Wan, Q. Yang, H. Xue and W. Yu. Identifying Disease-Associated SNP Clusters via Contiguous Outlier Detection. Bioinformatics, 2011.
  13. X. Zhou, T. Liang, and W. Yu. Accurate Segmentation of Ultrasound Images Using the Motion Cue. In Proceedings of International Symposium on Biomedical Imaging, 2010.