4Chen Q, Sun Q, Heng P A, Xia D. A double-threshold image bina- rization method based on edge detector [J ]. Pattern Recognition, 2008, 41 (4): 1254:1267.
7Li Z, Zhang D, Xu Y, Liu G. Modified local entropy-based transition region extraction and thresholding. Applied Soft Computing, 2011, 11 (8): 5630.:5638.
8Li Z, YangJ, Liu G, Cheng Y, Liu C. Unsupervised range-constrained thresholding [J ]. Pattern Recognition Letters, 2011, 32(2):392:402.
9Arora S, Acharya J, Verma A, Panigrahi P K. Multilevel thresholding for image segmentation through a fast statistical recursive algorithm [J ]. Pattern Recogmtion Letters, 2008, 29 (2): 119:125.