Protection of Health Imagery by Region Based Lossless Reversible Watermarking Scheme

Table 3

Embedding performance of MR scan image of size .

ROI size	Watermark size (bits)	MSE	PSNR (dB)
	2055	0.018265	65.5
	14028	0.131912	56.9
	20394	0.196762	55.2
	30238	0.289795	53.5
	44764	0.427246	51.8
	52732	0.505875	51.1
	63248	0.606247	50.3
	74453	0.713287	49.6
	103100	0.992874	48.1
	125542	1.185028	47.4