A Spatial Shape Constrained Clustering Method for Mammographic Mass Segmentation

Table 2

The probability of segmentation error (PSE) by DACF, DA, and FCM on fifteen ROIs with ill-defined masses in Figure 2.

Image	PSE of DACF	PSE of DA	PSE of FCM
	(%)	(%)	(%)
mdb013	3.67	7.16	9.03
mdb030	9.05	27.63	25.84
mdb032	7.74	10.70	10.64
mdb058	3.15	5.43	7.76
mdb063	2.23	15.90	12.48
mdb134	9.34	8.94	8.11
mdb144-a	14.08	14.10	14.51
mdb144-b	2.47	4.42	4.54
mdb264	6.78	8.55	9.53
mdb265	18.83	26.57	26.58
mdb267	10.51	18.32	15.57
mdb271	8.15	12.70	12.49
mdb274	11.76	19.87	20.15
mdb312	5.93	16.33	9.12
mdb314	7.23	11.77	13.56
Average of PSE	8.06	13.61	13.33