Fig. 6From: Improved BM3D image denoising using SSIM-optimized Wiener filterSubjective assessment between the color normal profile of BM3D and the proposed method. a Original image. b Noisy image at noise level σ=50, PSNR=14.81, and SSIM=0.5495. c Output using the normal profile of BM3D, PSNR=29.55 and SSIM=0.9741. d Output using the proposed method, PSNR=29.89 and SSIM=0.9759Back to article page