Advanced Image Enhancement Method for Distant Vessels and Structures in Capsule Endoscopy

Figure 3

(a) and (c) are two test images from the capsule endoscopy database for medical decision support [22]. (b) and (d) show the darker and brighter maps in component of (a) and (b), respectively. Here, the darker areas are defined by . The brighter are defined by .

(a)

(b)

(c)

(d)