[9] [9] Heath M D, Sarkar S, Sanocki T A, et al. Comparison of Edge Detectors: A Methodology and Initial Study[J]. Computer Vision and Image Understanding, 1998, 69(1): 3854.

[15] [15] Messelink W A C M, Schutte K, Vossepoel A M, et al. Feature-Based Detection of Landmines in Infrared Images[C]. SPIE, 2003, 4742： 479081.

[18] [18] Chen T W, Chen Y L, Chien S Y. Fast image segmentation based on K-Means clustering with histograms in HSV color space[C]. Cairns: IEEE 10th Workshop on Multimedia Signal Processing, 2008．

[20] [20] Ostu N, Nobuyuki O, Otsu N. A threshold selection method from gray-level histogram IEEE transactions on systems[J]. IEEE Trans syst man & Cybern, 1979, 9(1): 6266.