Journal of System Simulation ›› 2020, Vol. 32 ›› Issue (6): 1021-1031.doi: 10.16182/j.issn1004731x.joss.18-0668

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Spatiotemporal Saliency Detection of Infrared Videos Based on Gestalt-guided Optimization

Wang Xin1,2, Zhang Chunyan1, Ning Chen3   

  1. 1. College of Computer and Information, Hohai University, Nanjing 211100, China;
    2. Jiangsu Key Laboratory of Image and Video Understanding for Social Safety, Nanjing University of Science and Technology, Nanjing 210000, China;
    3.School of Physics and Technology, Nanjing Normal University, Nanjing 210000, China
  • Received:2018-10-10 Revised:2018-12-19 Online:2020-06-25 Published:2020-06-25

Abstract: A spatiotemporal saliency detection method based on Gestalt optimization is proposed. A method based on the multi-scale local sparse representation and local contrast measure is proposed to compute the spatial saliency in the infrared videos. A multi-frame symmetric difference approach is adopted to detect the temporal saliency. To get the initial spatiotemporal saliency map, a scheme based on the mutual-consistency is designed to fuse the spatial and temporal saliency maps adaptively. A Gestalt-guided optimization method is designed to calculate the final spatiotemporal saliency map. Experimental results show that the proposed method can effectively detect the spatiotemporal saliency of infrared videos.

Key words: infrared, saliency detection, sparse representation, Gestalt theory

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