Fig. 7From: A convex nonlocal total variation regularization algorithm for multiplicative noise removalRecovered OTC images and zoomed square region marked by red-lined boxes via different methods. a Original image, b noisy image (PSNR = 20.8433, SSIM = 0.6984), c nonlocal-AA method (PSNR = 21.5102, SSIM = 0.7621), d nonlocal-SO method (PSNR = 22.0345, SSIM = 0.8315), and e proposed method (PSNR = 22.4348, SSIM = 0.8879)Back to article page