A Novel Comprehensive Watermarking Scheme for Color Images

Table 4

Tamper detection results under random block attacks.

	FPR	FNR	TPR	ACC
Blurring	0.0532	0	1	0.9498
Salt and pepper noise	0.0922	0	1	0.9092
Gaussian noise	0.0531	0	1	0.9499
Average filter	0.0532	0	1	0.9499
Sharpening	0.0531	0	1	0.9499
Cropping	0.0532	0.4599	0.5401	0.9235