Pansharpening with the Multidirection Tree Ridgelet Dictionary

Table 2

The indexes of Figure 4.

Metric	PCA	GIHS	CT	PN-TSSC	SparseFI	NMF	Proposed method
CC	0.9236	0.9281	0.9215	0.9062	0.9458	0.9477	0.9493
UIQI	0.7611	0.9141	0.9149	0.9059	0.9404	0.9426	0.9486
RMSE	0.1306	0.0894	0.1033	0.1009	0.0773	0.0759	0.0742
Q4	0.7009	0.8380	0.8448	0.8711	0.8748	0.8750	0.8741
SAM	6.9335	7.3535	12.2861	8.7849	6.2622	5.8163	5.6986
ERGAS	4.5794	3.1702	3.6194	3.5336	2.7072	2.6579	2.6049

The best results is highlighted in bold.