Combining Digital Watermarking and Fingerprinting Techniques to Identify Copyrights for Color Images

Table 6

Comparison of our combined scheme and the other two pure schemes.

	Pure; watermarking scheme	Pure; fingerprinting scheme	Our; combined scheme
Robustness	△	◯	◯
Efficiency	◯	△	◯

∗ ◯: good; △: fair.