Computerized Segmentation and Characterization of Breast Lesions in Dynamic Contrast-Enhanced MR Images Using Fuzzy c-Means Clustering and Snake Algorithm

Table 2

Diagnostic performance details of the segmentation by computerized and manual delineation methods.

Segmentation Method	Features	Accuracy (%)	Sensitivity (%)	Specificity (%)
GVF-FCM	Morphology (three selected)	83.3	84.2	81.2
	GLCM (four selected)	86.7	86.8	86.3
	Combing all features (five selected)	88.3	86.8	90.9
Radiologists’ manual	Morphology (one selected)	75.0	73.7	77.3
	GLCM (three selected)	81.7	84.2	77.3
	Combing all features (three selected)	81.7	84.2	77.3