Research Article
Hybrid Sharpening Transformation Approach for Multifocus Image Fusion Using Medical and Nonmedical Images
Table 3
Statistical comparisons of multifocus image fusion on “books image set.”
| Methods | RMSE | PFE | MAE | Entropy | SNR | PSNR | CC | ERGAS |
| Average method | 26.2368 | 25.2586 | 10.6240 | 7.9872 | 11.2489 | 33.9757 | 0.9024 | 10.0925 | Minimum method | 14.4007 | 13.8638 | 4.7984 | 12.3321 | 16.4595 | 36.5810 | 0.9900 | 6.7961 | DWT | 10.9863 | 10.5767 | 0.1636 | 17.2384 | 18.8102 | 37.7563 | 0.9944 | 3.2366 | SWT | 10.9503 | 10.5421 | 0.1635 | 18.0932 | 18.8386 | 37.7705 | 0.9945 | 3.2408 | DWT (Laplacian) proposed | 10.0025 | 8.9378 | 0.1703 | 18.7548 | 18.8151 | 37.8540 | 0.9921 | 2.8606 | DWT (unsharp) proposed | 10.7051 | 8.6659 | 0.1707 | 18.7384 | 18.7955 | 37.8190 | 0.9926 | 2.7746 | DWT (LF + DFT) proposed | 9.1990 | 8.7186 | 0.1636 | 21.3843 | 18.8614 | 39.5801 | 0.9964 | 2.4083 | SWT (Laplacian) proposed | 10.4319 | 8.3976 | 0.1604 | 18.6342 | 18.8665 | 37.8797 | 0.9933 | 2.7049 | SWT (unsharp) proposed | 10.4895 | 8.1775 | 0.1708 | 18.7832 | 18.8558 | 37.7342 | 0.9936 | 2.6349 | SWT (LF + DFT) proposed | 9.0836 | 8.2106 | 0.1633 | 22.3221 | 18.9047 | 39.5318 | 0.9968 | 2.0744 |
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