Test image 1

Noise level - 15% Mouse over the following links to flip between images By default, our result is shown MAP estimate - fixed sparse gradient prior, PSNR : 24.718750, SSIM : 0.800390 MAP estimate - adjusted sparse gradient prior, PSNR : 25.512837, SSIM : 0.846087 Degraded image Original image Gradient distribution User study result

Ours PSNR : 25.365802, SSIM : 0.849680

Mouse over the following links to flip between images By default, our result is shown MAP estimate - sparse gradient prior, PSNR : 24.718750, SSIM : 0.800390 MAP estimate - adjusted sparse gradient prior, PSNR : 25.512837, SSIM : 0.846087 Degraded image Original image Gradient distribution User study result

Test image 10

Noise level - 15% Mouse over the following links to flip between images By default, our result is shown MAP estimate - fixed sparse gradient prior, PSNR : 27.089492, SSIM : 0.855720 MAP estimate - adjusted sparse gradient prior, PSNR : 28.068311, SSIM : 0.880989 Degraded image Original image Gradient distribution User study result

Ours PSNR : 27.797247, SSIM : 0.886175

Mouse over the following links to flip between images By default, our result is shown MAP estimate - sparse gradient prior, PSNR : 27.089492, SSIM : 0.855720 MAP estimate - adjusted sparse gradient prior, PSNR : 28.068311, SSIM : 0.880989 Degraded image Original image Gradient distribution User study result