[1] HOU J. Studies on fire detection based on video-image processing for large space structures[D].Beijing:Tsinghua University, 2010: 3-5(in Chinese).
[2] PAL S K, KING R A. On edge detection of X-ray images using fuzzy sets[J].IEEE Transaction on Pattern Analysis and Machine Intelligence, 1983, 5(1):69-77.
[3] PAL S K, KING R A. Image enhancement using fuzzy sets[J]. Electronics Letters, 1980, 16(9): 376-378.
[4] KANG F. The preliminary study of early agricultural and forestry fire detection method based on visual features[D]. Hangzhou: Zhejiang University, 2010: 17-19(in Chinese).
[5] KANG M, WANG B S. An adaptive color image enhancement algorithm based on human visual properties[J]. Acta Optica Sinica, 2009, 29(11): 3018-3024 (in Chinese).
[6] BIAN W X, XU D Q. Composite thinning algorithm for fingerprint image[J]. Journal of Image and Graphics, 2011, 16(6):1015-1021 (in Chinese).
[7] ZHANG Z, WANG Y P, XUE G X, et al. Digital image processing and machine vision[M]. Beijing: Post & Telecom Press, 2010:241-248(in Chinese).
[8] ZHANG Y D, WANG S H, ZHOU Z Y, et al. Colored image enhancement based on HVS and PCNN[J]. Science China, 2012, 40(7):909-924.
[9] WANG H, ZHANG J H. Regional contrast fuzzy enhancement algorithm for image edge detection[J]. Chinese Journal of Electronics, 2000, 28(1): 45-47(in Chinese).
[10] OTSU N.A threshold selection method from gray level histogram[J]. IEEE Transactions on Systems, Man and Cybernetics, 1979, 9(1):62-66.
[11] JIANG T, ZHAO C J, CHEN M, et al. Fast adaptive image fuzzy enhancement algorithm[J]. Computer Engineering, 2011, 37(10): 213-215(in Chinese).
[12] WANG Z L, CHANG J, JIANG X Y, et al. Optimized method for space requirements based on histogram equalization[J]. Laser Technology, 2012, 36(3):307-311(in Chinese).