1. Mu, Q., Zhang, S.: An evaluation of the economic loss due to the heavy haze during January 2013 in China. China Environ. Sci. 33(11), 2087–2094 (2013). (in Chinese)
2. Xia, C.: A number of key technology research of highway network operation monitoring. South China University of Technology, Guangzhou (2013). (in Chinese)
3. He, Y.: Study on traffic video surveillance vehicle detection and tracking methods. Xi’an: Chang’an University (2009). (in Chinese)
4. Yang, G., Du, Q.: MATLAB Digital Image Processing. Tsinghua University Press, Beijing (2009)
5. Zhang, H.J., et al.: An integrated system for content based on video retrieval and browsing. Pattern Recogn. 30(4), 643–657 (1997)