An Image Filter Based on Multiobjective Genetic Algorithm and Shearlet Transformation

Figure 3

Experiment images in different noise levels and different algorithms.

(a) Lena

(b) 𝜎=0.05

(c) Filter (b) by Shearlet

(d) Filter (b) by proposed algorithm

(e) Baboon

(f) 𝜎=0.1

(g) Filter (f) by Shearlet

(h) Filter (f) by proposed algorithm

(i) Barbara

(j) 𝜎=0.15

(k) Filter (j) by Shearlet

(l) Filter (j) by proposed algorithm

(m) MRI

(n) 𝜎=0.2

(o) Filter (n) by Shearlet

(p) Filter (n) by proposed algorithm