Registration-Based Organ Positioning and Joint Segmentation Method for Liver and Tumor Segmentation

Figure 4

Image preprocessing. (a) An original image. (b) The histogram of (a). (c) The histogram of the red rectangular region. (d) The contrast enhanced image. (e) The histogram of (d). (f) The liver’s bounding box on the enhanced image.

(a)

(b)

(c)

(d)

(e)

(f)