Feature Selection of the Rich Model Based on the Correlation of Feature Components

Table 3

The number and detection accuracy of the feature components selected from CC-JRM steganalysis features under different threshold T.

Number of feature components	22510 (original feature)	15567	10635	7985	6388	5265	4436	3889	3050
Detection accuracy (%)	53.06	53.23	53.29	53.35	53.39	53.32	53.48	53.32	52.52
T	1	0.99	0.98	0.97	0.96	0.95	0.93893	0.93	0.92