Research Article
Poisson Denoising for Astronomical Images
Table 3
Average PSNR (dB) and SSIM values of 311–325 frames.
| Techniques | PSNR | SSIM | Peak = 0.2 | Peak = 0.6 | Peak = 1 | Peak = 0.2 | Peak = 0.6 | Peak = 1 |
| KSVD-3D [12] | 19.428 | 22.286 | 23.718 | 0.4621 | 0.6381 | 0.7221 | CBM4D [13] | 21.341 | 23.644 | 24.692 | 0.5211 | 0.6766 | 0.7620 | PURE-LET [19] | 20.055 | 22.145 | 23.417 | 0.4892 | 0.6212 | 0.6121 | Proposed | 22.426 | 24.534 | 25.528 | 0.6252 | 0.7599 | 0.8312 |
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