Table 1 PSNR Values of the watermarked images.
From: A Robust Image Watermarking in the Joint Time-Frequency Domain
Image | Lena | Baboon | Boats | Barbara |
|---|---|---|---|---|
PSNR (dB) (25 rows watermarked) | 63.0542 | 59.0494 | 62.4428 | 63.0009 |
PSNR (dB) (All rows watermarked) | 49.2935 | 46.5275 | 48.4713 | 49.9196 |