Implicit Active Contours Driven by Local and Global Image Fitting Energy for Image Segmentation and Target Localization

Figure 4

Performances of our model and the LIF model on a CT image of heart with different initial contours: (a) initial contours, (b) segmentation results of the LIF model, and (c) segmentation results of our model. The parameters 𝑎=0.03 and 𝜎=3.

(a)

(b)

(c)