Pansharpening with the Multidirection Tree Ridgelet Dictionary

Table 4

The indexes of Figure 6.

Metric	PCA	GIHS	CT	PN-TSSC	SparseFI	NMF	Proposed method
CC	0.9051	0.9247	0.9288	0.9041	0.9334	0.9257	0.9364
UIQI	0.6511	0.9222	0.9062	0.8923	0.9296	0.8848	0.9358
RMSE	0.2182	0.0986	0.1254	0.1092	0.0921	0.1460	0.0903
Q4	0.4251	0.6395	0.6157	0.5914	0.6414	0.6245	0.6910
SAM	9.0099	8.0188	24.1547	8.2061	7.3057	9.9468	7.1104
ERGAS	6.7769	2.9956	3.8000	3.3304	2.7934	4.4245	2.7362

The best results are highlighted in bold.