评价指标 | 噪声强度% | 维纳滤波 | PM滤波 | NLM滤波 | 中值滤波 | BM3D滤波 | 本文滤波 |
PSNR | 30 | 20.62 | 22.37 | 21.55 | 25.38 | 25.73 | 26.29 |
40 | 20.18 | 21.66 | 21.50 | 23.86 | 21.53 | 24.46 | |
50 | 19.81 | 21.11 | 21.42 | 22.86 | 21.71 | 24.44 | |
SSIM | 30 | 0.60 | 0.59 | 0.62 | 0.71 | 0.68 | 0.74 |
40 | 0.54 | 0.52 | 0.62 | 0.66 | 0.60 | 0.67 | |
50 | 0.49 | 0.47 | 0.61 | 0.62 | 0.58 | 0.63 |