Phase- and GVF-Based Level Set Segmentation of Ultrasonic Breast Tumors

Figure 9

Segmentation of a benign breast tumor having low contrast and weak boundaries. (a) Original image. (b) Golden standard. Segmentation results of (c) GAC [11], (d) DRLSE [16], and (e) the proposed PGBLSE models.

(a)

(b)

(c)

(d)

(e)