Table 2.

Combined accuracies for medusahead and barbed goatgrass in supervised seven-class and hierarchical classifications.

Method	With texture	MAX	RIGHT	Producer’s
Supervised KNN, 7 classes	-	0.51	0.83	0.96
Supervised KNN, 7 classes	Yes	0.52	0.82	0.86
Supervised SVM, 7 classes	-	0.49	0.77	0.87
Supervised SVM, 7 classes	Yes	0.54	0.85	0.92
Supervised Bayesian, 7 classes	-	0.62	0.90	0.73
Supervised Bayesian, 7 classes	Yes	0.57	0.86	0.88
Hierarchical with KNN	Yes	0.51	0.80	0.78
Hierarchical with SVM	Yes	0.53	0.85	0.78
Hierarchical with Bayesian	Yes	0.53	0.85	0.84