Research Article
An Image Filter Based on Shearlet Transformation and Particle Swarm Optimization Algorithm
Figure 3
Comparison chart of two algorithms on some images.
(a) Head MRI |
(b) Baboon |
(c) Barbara |
(d) Brain MRI |
(e) Comparison chart of two algorithms on (a) |
(f) Improved PSNR of (e) |
(g) Comparison chart of two algorithms on (b) |
(h) Improved PSNR of (g) |
(i) Comparison chart of two algorithms on (c) |
(j) Improved PSNR of (i) |
(k) Comparison chart of two algorithms on (d) |
(l) Improved PSNR of (k) |