Quantification of the Spectral Variability of Ore-Bearing Granodiorite under Supervised and Semisupervised Conditions: An Upscaling Approach

Table 6

Summary of the principal component analysis.

	Component	Initial eigenvalues
		Total	% of variance	Cumulative (%)
L0 (N = 410)	1	1295.7	79.35	79.35
	2	260.8	15.97	95.32
	3	34.6	2.12	97.44
L1 (N = 41)	1	1234.2	75.58	75.58
	2	329.2	20.16	95.74
	3	32.2	1.97	97.71
L2 (N = 12)	1	1150	70.42	70.42
	2	416	25.47	95.89
	3	36.6	2.24	98.13
L0x (N = 90)	1	1032.7	63.24	63.24
	2	555.8	34.04	97.28
	3	21.2	1.3	98.58