Table 2.

Matrix of the classification functions of Forward Stepwise—Linear Discriminant Analysis (FS-LDA).

	Riesling	Pinot gris	Pinot noir	Croatina
“PC1”	−38,5467	−11,8858	4,32349	46,1091
“PC2”	−20,5383	5,1528	13,11723	2,2683
“PC3”	−19,0547	−1,0812	5,84695	14,2889
Constant	−37,2914	−6,1952	−9,12430	−38,4861

Squared Mahalanobis distances from group centroids were obtained from PC1, PC2, and PC3.