Research Article
Magnetic Resonance Image Denoising Algorithm Based on Cartoon, Texture, and Residual Parts
Table 2
Denoising results of MRI 2 in different ways.
| Results | MSE of MRI 2 | PSNR of MRI 2 |
| Noise variance | 0.01 | 0.03 | 0.05 | 0.07 | 0.09 | 0.01 | 0.03 | 0.05 | 0.07 | 0.09 | Wiener filter | 87 | 254 | 417 | 566 | 701 | 28.76 | 24.09 | 21.93 | 20.6 | 19.67 | Hard threshold | 233 | 308 | 397 | 493 | 586 | 24.46 | 23.25 | 22.14 | 21.2 | 20.45 | Soft threshold | 132 | 319 | 1682 | 436 | 2591 | 26.91 | 23.09 | 15.75 | 21.73 | 13.88 | Proposed | 68 | 167 | 272 | 388 | 501 | 29.79 | 25.92 | 23.78 | 22.24 | 21.13 |
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