Journal of System Simulation ›› 2018, Vol. 30 ›› Issue (7): 2497-2506.doi: 10.16182/j.issn1004731x.joss.201807009

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Fusing Local and Global Features for Human Action Recognition

Tang Chao1, Zhang Miaohui2,*, Li Wei3, Cao Feng4, Wang Xiaofeng1, Tong Xiaohong5   

  1. 1. Department of Computer Science and Technology, Hefei University, Hefei 230601, China;
    2. Energy Research Institute, Jiangxi Academy of Sciences, Nanchang 330096, China;
    3. School of Computer and Information Engineering, Xiamen University of Technology, Xiamen 360054, China;
    4. School of Computer and Information Science, Shanxi University, Taiyuan 030006, China;
    5. Information Center, Hefei Technology College, Hefei 238000, China
  • Received:2017-08-14 Online:2018-07-10 Published:2019-01-08

Abstract: Recognizing human actions according to video features is an important research topic in a wide scope of applications. In this paper, we propose a robust human motion detection method that combines canny operator with the combination of local and global optic flow methods. Meanwhile, this paper presents a simple but efficient action recognition algorithm using fusion visual features. The mixed features fuse two action descriptors, namely centre distance-based space time interest point and curvature function-based Fourier descriptors. The frame-based human action classifier is developed using random forests algorithm. Experimental results show that the proposed method is accurate, efficient and robust compared with other supervised action recognition algorithms.

Key words: human action recognition, local features, global features, space-time interest points, Fourier descriptors, random forest

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