Table 2 PSNR performances of DCT-CNR.
From: Chroma Noise Reduction in DCT Domain Using Soft-Thresholding
PSNR (dB) | ||||||
|---|---|---|---|---|---|---|
Noise amount |
|
|
| |||
Image | Noisy | Clean | Noisy | Clean | Noisy | Clean |
Lena | 30.81 | 30.53 | 29.97 | 29.88 | 28.83 | 28.98 |
Baboon | 26.45 | 26.24 | 26.11 | 26.00 | 25.71 | 25.73 |
Fruits | 31.81 | 31.86 | 30.56 | 30.86 | 29.12 | 29.64 |
Girl | 32.71 | 32.93 | 31.39 | 31.82 | 29.57 | 30.23 |
Ship | 34.99 | 35.50 | 33.15 | 33.96 | 31.03 | 32.00 |
Cat | 30.78 | 30.94 | 29.78 | 30.18 | 28.65 | 29.23 |
Dogs | 36.16 | 36.96 | 34.10 | 35.11 | 31.67 | 32.92 |
Flowers | 32.02 | 32.30 | 30.91 | 31.40 | 29.67 | 30.35 |
Sea | 29.89 | 29.98 | 28.76 | 28.98 | 27.66 | 27.95 |
Parrot | 35.21 | 35.50 | 33.11 | 33.86 | 31.09 | 32.09 |
Average | 32.08 | 32.27 | 30.78 | 31.21 | 29.30 | 29.91 |
