Digital Image Steganography Using Eight-Directional PVD against RS Analysis and PDH Analysis

Table 3

Results of Pradhan et al.’s seven-way PVD technique [18].

Images 512×512×3	Seven-way PVD [18]				Seven-way+ one-way PVD [18]
	PSNR	Capacity	Q	BPB	PSNR	Capacity	Q	BPB
Pot	42.37	1795551	0.9996	2.28	42.40	1803635	0.9996	2.29
House	38.97	1972223	0.9986	2.50	38.98	1977403	0.9986	2.51
Boat	37.89	1972086	0.9988	2.50	37.91	1991005	0.9988	2.53
Jet	42.09	1906254	0.9989	2.42	41.98	1909595	0.9989	2.42
Peppers	40.42	1778072	0.9993	2.26	40.20	1806166	0.9992	2.29
Tiffany	41.23	1400756	0.9986	1.78	41.30	1450799	0.9986	1.84
Baboon	33.79	2226806	0.9957	2.83	33.77	2243218	0.9957	2.85
Lena	41.73	1896662	0.9993	2.41	41.73	1901149	0.9993	2.41
Average	39.81	1868551	0.9986	2.37	39.78	1885371	0.9985	2.39