[1] Yin L, Yang R K. Weighted median filters: a tutorial [J]. IEEE Trans. Circuits System, 1996, 43(3): 157~192
[2] Sun T, Neuvo Y. Detail-preserving median based filters in image processing [J]. Pattern Recognition Letters, 1994, 15(4): 341~347
[3] Eng H L, Ma K K. Noise adaptive soft-switching median filter[J]. IEEE Trans. Image Processing, 2001, 10(2): 242~251
[4] Xing C J, Wang S J, Deng H J et al.. A new filtering algorithm based on extremum and median value[J]. J. Image and Graphics, 2001, 6(6): 533~536
[7] Vapnik V. The Nature of Statistical Learning Theory[M]. NY: Springer, 1995
[8] Suykens J A K, Vandewalle J. Least squares support vector machine classifiers[J]. Neural Processing Letters, 1999, 9(3): 293~300
[9] Su Gaoli, Deng Fangping. Introduction to model selection of SVM regression[J]. Bulletin of Science and Technology, 2006, 22(2): 154~158