Image | Th | Kmeans | GWO_Kmeans | SSA_Kmeans | IGWO_Kmeans |
Image1 | PSNR | 47.4672 | 50.6255 | 50.7019 | 54.8024 |
SSIM | 0.8461 | 0.9367 | 0.9348 | 0.9710 | |
FSIM | 0.8879 | 0.9456 | 0.9574 | 0.9661 | |
Image2 | PSNR | 49.6232 | 50.4530 | 54.8963 | 50.3691 |
SSIM | 0.8383 | 0.9486 | 0.9324 | 0.9725 | |
FSIM | 0.8906 | 0.9525 | 0.9646 | 0.9653 | |
Image3 | PSNR | 48.6209 | 51.2975 | 51.5929 | 53.5768 |
SSIM | 0.8621 | 0.9459 | 0.9662 | 0.9651 | |
FSIM | 0.8697 | 0.9552 | 0.9523 | 0.9623 | |
Image4 | PSNR | 47.3548 | 49.8529 | 51.8586 | 55.4496 |
SSIM | 0.8822 | 0.9402 | 0.9228 | 0.9755 | |
FSIM | 0.8304 | 0.9457 | 0.9614 | 0.9728 |