Table 1 Comparative computation time (unit seconds) with different wavelets
From: MEO based secured, robust, high capacity and perceptual quality image watermarking in DWT-SVD domain
Wavelet | K1 = 10 | K1 = 15 | K1 = 20 | K1 = 25 |
|---|---|---|---|---|
Symlet (Sym12) | 0.9984 | 0.9672 | 0.9828 | 1.0296 |
Daubechies (db4) | 0.8580 | 0.7488 | 0.8424 | 0.7332 |
Daubechies (db8) | 0.8736 | 0.9204 | 0.9672 | 0.8892 |
Biorthogo-nal(bior4.4) | 0.8424 | 0.9204 | 0.8112 | 0.9204 |
Coiflet (coif5) | 1.1544 | 1.1076 | 1.0296 | 1.1388 |
Haar | 0.7800 | 0.8580 | 0.7800 | 0.9204 |