A New Study of Blind Deconvolution with Implicit Incorporation of Nonnegativity Constraints

Figure 2

Illustration of the failure of Algorithm 1 for a retinal image (Example 2). (a) True image; (b) corrupted image by out of focus blur; (c) failed restoration ; (d) restored with thresholding ; (e) restored with thresholding ; (f) restored with thresholding .

(a) Ex2 true image

(b) Ex2 received data

(c) Failed restoration using Algorithm 1

(d) Restored with

(e) Restored with

(f) Restored with