Robust FCM Algorithm with Local and Gray Information for Image Segmentation

Table 1

Segmentation accuracies (SA, in %) of seven algorithms on synthetic image.

Algorithm	Gaussian			Salt and Pepper
	9%	12%	15%	9%	12%	15%
FCM	91.24	88.73	86.55	97.89	97.76	97.50
FCM_S	98.23	97.94	97.58	98.21	98.18	98.10
RFCMLGI	98.89	98.89	98.89	98.90	98.89	98.89
FCM_S1	98.79	98.61	98.29	98.73	98.58	98.55
RFCMLGI_1	98.76	98.66	98.44	98.91	98.86	98.86
FCM_S2	98.93	98.72	98.33	98.89	98.79	98.77
RFCMLGI_2	98.94	98.76	98.40	99.01	99.01	99.01