|
| 计划 |
测试图像 |
直方图均衡化 |
高斯噪声 |
满头花白的噪音 |
LPGF |
JPEG压缩(QF) |
JPEG 2000 (CR) |
裁剪(%) |
旋转(°) |
|
| DWT-DCT [3] |
丽娜 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
SSIM = 0.9839 (QF = 50%) |
- - - - - - |
SSIM = 0.9495 (25%) |
- - - - - - |
| DWT-SVD [4] |
丽娜 |
数控= 1.0 |
数控= 1.0(比例因子= 0.99) |
数控= 1.0(比例因子= 0.99) |
- - - - - - |
数控= 0.7593 |
- - - - - - |
- - - - - - |
- - - - - - |
| DWT-SVD [5] |
摄影师 |
- - - - - - |
PSNR值= 20.4017(比例因子= 0.01) |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
PSNR值= 7.8166 |
- - - - - - |
| DWT-SVD [7] |
Goldhill |
PSNR值= 17.545(比例因子,μ= 5) |
PSNR值= 30.000(比例因子,μ= 5) |
PSNR值= 12.364(比例因子,μ= 5) |
PSNR值= 29.794(比例因子,μ= 5) |
PSNR值= 8.356(比例因子,μ= 5) |
- - - - - - |
PSNR值= 13.047(比例因子,μ= 5) |
PSNR值= 11.430(200)(比例因子,μ= 5) |
| DWT-DCT [8] |
进行核磁共振成像的大脑 |
数控= 0.7498 |
数控= 0.9487 (μ= 0,var = 0.00001) |
数控= 0.9850(噪声级= 0.001) |
数控= 0.7779 |
数控= 1.0000 (QF = 65) |
- - - - - - |
数控= 0.6963 |
数控= 0.6981 (0.01°) |
| DCT-DWT [9] |
辣椒 |
|
数控= 0.9739 |
数控= 0.9413(噪音水平= 10%) |
- - - - - - |
数控= 0.9926 (QF = 100) |
- - - - - - |
数控= 0.9594 (154×154) |
数控= 0.9886 (75°) |
| DWT-DCT [10] |
丽娜 |
- - - - - - |
数量= 5.67 (var = 0.001) |
数量= 14.44(强度= 1%) |
数量= 0.04 (3×3) |
数量= 0.02 (QF = 80) |
数量= 0.01 (CR = 2) |
数量= 11.99 (25%) |
数量= 13.94 (45°) |
| SVD-DCT [11] |
的脸 |
美= 25.449 |
美= 0.068 |
- - - - - - |
- - - - - - |
美= 1.346 (QF = 100) |
- - - - - - |
美= 11.462(在角落种植32×32) |
- - - - - - |
| DWT-DCT-SVD [12] |
腹部 |
- - - - - - |
数控= 0.9999(0.8比例因子μ= 0,var = 0.01) |
数控= 0.9999 0.8比例因子(密度= 0.01) |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
| LWT-DCT-SVD [13] |
丽娜 |
PSNR值= 45.01206 |
PSNR值= 43.96941 (μ= 0,var = 0.001) |
PSNR值= 44.05564(密度= 0.02) |
PSNR值= 44.88039 (3×3) |
PSNR值= 43.86933 (QF = 70%) |
- - - - - - |
PSNR值= 44.97377 (25%) |
PSNR值= 44.82333 (5°) |
| DCT-SVD [14] |
芭芭拉 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
数控= 0.9952 |
数控= 0.9952 |
| DFT-DCT [15] |
D9 |
SSIM = 0.9995、数控= 1.0 |
(SSIM = 0.9928,数控= 0.9947μ= 0,var = 0.0005) |
SSIM = 0.9997,数控= 1.0 (μ= 0,var = 0.0001) |
(SSIM = 0.9996,数控= 0.9984σ= 0.6,9×9) |
SSIM = 0.9997,数控= 1.0 (QF = 90) |
SSIM = 0.9002,数控= 0.9003 (CR = 10) |
SSIM = 1.0、数控= 1.0 (50%) |
- - - - - - |
| DWT-DCT [16] |
丽娜 |
- - - - - - |
数量= 0.0869 (0.0008) |
数量= 0.0615 (0.005) |
数量= 0.0869 (3×3,0.9) |
数量= 0.1660 (QF = 20) |
- - - - - - |
- - - - - - |
- - - - - - |
| DCT-DWT [17] |
狒狒 |
- - - - - - |
数控= 0.9982(为比例因子= 80) |
数控= 0.9530(为比例因子= 80) |
- - - - - - |
数控= 0.9994(为比例因子= 80) |
- - - - - - |
- - - - - - |
数控= 0.8669(为比例因子= 80) |
| DWT-SVD [18] |
胡椒 |
- - - - - - |
数控= 0.9438 |
数控= 0.9139 |
- - - - - - |
数控= 1.0000 |
- - - - - - |
- - - - - - |
数控= 1.0000 (90°) |
|
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