7ZHAO T, NEVATIA R. Tracking multiple humans in complex situations [ J ]. IEEE Trans Pattern Analysis and Machine Intelligence, 2004,26(9) :1208 - 1221.
8JAIN. Difference and accumulative difference pictures in dynamic scene analysis[ J]. Image and Vision Computing, 1984,2 ( 2 ) : 99 - 108.
9HARTAOGLU I, HARWOOD D, DAVIS LS. Real- time surveillance of people and their activities [ J ]. IEEE Trans Pattern Analysis and Machine Intelligence,2000,22 ( 8 ) :809 - 830.
10FAN J P, WANG R, ZHANG L M, et al. Image sequence segmentation based on 2D temporal entropic shareholding [ J ]. Pattern Recognition Letters, 1996,17 (10) : 1101 - 1108.