Adaptive Steganalysis Based on Selection Region and Combined Convolutional Neural Networks

Table 1

The ratios of the distance between two MERs extracted by different algorithms.

Algorithm	Distance (the unit for location is pixel).
	WOW 0.2 & HILL 0.2	0.2575	0.5025	0.1182	0.0472	0.0746
WOW 0.2 & HUGO 0.2	0.2544	0.4900	0.1271	0.0489	0.0796
HILL 0.2 & HUGO 0.2	0.2284	0.4137	0.1553	0.0680	0.1346
WOW 0.1 & 0.2	0.4544	0.4534	0.0525	0.0169	0.0228
HILL 0.1 & 0.2	0.4879	0.4421	0.0372	0.0127	0.0201
HUGO 0.1 & 0.2	0.4642	0.4282	0.0603	0.0200	0.0273