Research Article

Robust and Fragile Medical Image Watermarking: A Joint Venture of Coding and Chaos Theories

Table 10

Imperceptibility versus capacity comparison.

Capacity (%)PSNR (dB) [6]Capacity (%)PSNR (dB) (proposed)

7.2249.67121.6
11.451.51167.9
12.642.912.460.7
13.631.713.256.3
14.627.41442.4
251025.538.6
40539.932.8
43242.930.2