Chaotic Reversible Watermarking Method Based on IWT with Tamper Detection for Transferring Electronic Health Record

Table 6

PSNR, SSIM, NCC, and NAE criterions comparison.

Cover image	[10] payload: 327,680 bits				The proposed method payload: 432,538 bits
	PSNR	SSIM	NCC	NAE	PSNR	SSIM	NCC	NAE
Lena	43.8838	0.97572	1	0.0100	45.4157	0.98529	1	0.0037
Mandrill	43.9171	0.98761	1	0.0098	45.3794	0.99539	1	0.0037
Peppers	43.8796	0.97559	1	0.0104	45.4005	0.98616	1	0.0038
Chest	43.8909	0.96547	1	0.0088	45.3998	0.97885	1	0.0035
Average	43.8935	0.97964	1	0.0100	45.3985	0.98894	1	0.0037