Hyperspectral Anomaly Detection: Comparative Evaluation in Scenes with Diverse Complexity

Table 5

Correlation coefficient and Kolmogorov-Smirnov test statistic between empirical and theoretical CDF of the Mahalanobis distance and the condition number of global Σ.

Name	Preprocessing	Correlation	KS statistic	Condition number of Σ
CAM	None	0.937	0.579	1.11𝑒+10
	SB	0.984	0.295	7.23𝑒+08
	KDR	0.993	0.178	2.91𝑒+08
	KDR (5 kcp)	0.892	0.540	2.95𝑒+00
OSLO1	None	0.999	0.049	9.11𝑒+03
	SB	0.997	0.093	8.32𝑒+03
	KDR	0.999	0.049	6.73𝑒+00
	KDR (5 kcp)	0.973	0.251	4.91𝑒+00
BJO	None	0.986	0.278	1.63𝑒+05
	SB	0.973	0.343	1.03𝑒+05
	SQRT + SB	0.992	0.188	1.06𝑒+05
OSLO2	None	0.979	0.336	3.38𝑒+04
	SB	0.961	0.409	2.27𝑒+04