Table 2. Correlations between the sources and the average spectra for mouse C69 at STE.

Mouse C69
init	euc	als	alspg	alsobs	convex
Random	.957/.989	.967/.991	.902/.990	.967/.991	.981/.983
K-means	.968/.990	.967/.991	.968/.991	.968/.991	.985/.992
FCM	.965/.990	.967/.991	.968/.991	.968/.991	.986/.997
PCA	.915/.811	.967/.991	.969/.991	.968/.991	.983/.996
ICA	.809/.990	.967/.991	.962/.991	.967/.991	.983/.997
NMF	.968/.991	.967/.991	.968/.991	.968/.991	.984/.998

Table cells should be read as in table 1.