Table 3 A variety of image denoising algorithms are compared for Lena image
From: A parameter-adaptive iterative regularization model for image denoising
Gauss white noise σ | 10 | 15 | 20 | 25 | 30 |
|---|---|---|---|---|---|
Wavelet + wiener | 30.65 | 28.06 | 26.94 | 25.48 | 24.39 |
Hard threshold of curvelet | 31.67 | 29.58 | 28.47 | 26.43 | 24.97 |
Soft threshold of curvelet | 31.99 | 30.76 | 29.78 | 28.79 | 26.34 |
Block threshold of curvelet | 32.76 | 32.33 | 31.09 | 29.57 | 28.08 |
Our method | 33.97 | 33.68 | 32.59 | 30.14 | 29.64 |