Improving RLRN Image Splicing Detection with the Use of PCA and Kernel PCA

Table 5

Comparison between the original RLRN [15] and the proposed method (RLRN + kernel PCA).

	RLRN [15]			RLRN + kernel PCA
	TP (%)	TN (%)	Acc. (%)	TP (%)	TN (%)	Acc. (%)
R	56.30	83.70	70.9	85.71	90.91	88.31
G	51.80	83.20	68.50	87.22	90.26	88.74
B	57.20	83.70	71.30	85.71	90.91	88.31
Gray	60.40	81.70	71.80	86.47	90.91	88.69
Y	53.30	83.10	69.20	87.22	90.26	88.74
Cb	91.70	96.50	94.30	87.81	90.91	89.36
Cr	91.80	97.10	94.70	85.71	90.91	88.31