High Capacity Image Steganography Using Modified LSB Substitution and PVD against Pixel Difference Histogram Analysis

Table 3

Results of Khodaei and Faez's PVD technique [11].

Images 512 × 512 × 3	Type 1					Type 2
	PSNR	Capacity	Q	bit rate	FOBP	PSNR	Capacity	Q	bit rate	FOBP
Lena	41.74	2375248	0.999	3.02	98	40.46	2434603	0.999	3.09	121
Baboon	37.27	2443361	0.998	3.10	12	34.19	2662080	0.996	3.38	26
Tiffany	38.7	2372396	0.997	3.01	12045	39.27	2416944	0.998	3.07	11994
Peppers	38.57	2372858	0.999	3.01	0	36.91	2435223	0.998	3.09	2
Jet	39.98	2374048	0.998	3.01	0	40.13	2418419	0.998	3.07	0
Boat	39.18	2391994	0.999	3.04	0	36.9	2504613	0.996	3.18	7
House	38.58	2387183	0.998	3.03	4	37.97	2470824	0.998	3.14	16
Pot	40.33	2366001	0.999	3.00	0	37	2387494	0.999	3.03	0
Average	39.29	2385386	0.998	3.03	1520	37.85	2466275	0.998	3.13	1521