Occlusion handling with l1-regularized sparse reconstruction

  • Authors:
  • Wei Li;Bing Li;Xiaoqin Zhang;Weiming Hu;Hanzi Wang;Guan Luo

  • Affiliations:
  • National Lab of Pattern Recognition, Institute of Automation, CAS, Beijing, China;National Lab of Pattern Recognition, Institute of Automation, CAS, Beijing, China;College of Mathematics & Information Science, Wenzhou University, Zhejiang, China;National Lab of Pattern Recognition, Institute of Automation, CAS, Beijing, China;Cognitive Science Department, School of Information Science and Technology, Xiamen University and Fujian Key Lab of the Brain-Like Intellegient Systems, Xiamen, China;National Lab of Pattern Recognition, Institute of Automation, CAS, Beijing, China

  • Venue:
  • ACCV'10 Proceedings of the 10th Asian conference on Computer vision - Volume Part IV
  • Year:
  • 2010

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Abstract

Tracking multi-object under occlusion is a challenging task. When occlusion happens, only the visible part of occluded object can provide reliable information for the matching. In conventional algorithms, the deducing of the occlusion relationship is needed to derive the visible part. However deducing the occlusion relationship is difficult. The interdetermined effect between the occlusion relationship and the tracking results will degenerate the tracking performance, and even lead to the tracking failure. In this paper, we propose a novel framework to track multi-object with occlusion handling according to sparse reconstruction. The matching with l1-regularized sparse reconstruction can automatically focus on the visible part of the occluded object, and thus exclude the need of deducing the occlusion relationship. The tracking is simplified into a joint Bayesian inference problem. We compare our algorithm with the state-of-the-art algorithms. The experimental results show the superiority of our algorithm over other competing algorithms.