Quantitative Classification of Quartz by Laser Induced Breakdown Spectroscopy in Conjunction with Discriminant Function Analysis

Table 2

The first 4 canonical discriminant functions used in the analysis.

Function	Eigenvalue	% of variance	Cumulative %	Canonical correlation
1	72.923	56.8	56.8	0.993
2	47.804	37.2	94.0	0.990
3	7.641	6.0	100.0	0.940
4	0.048	0.0	100.0	0.215