Table 5.

Prediction performance of the kNN ensemble classifier with majority vote technique. The ensemble system predicts a drug-target pair to be interacting if all of kNN classifiers in the ensemble predict it to be interacting.

Dataset	Target type	Rec	Acc	Prec	F1
Test‡	Enzymes	0.779	0.918	0.972	0.864
	Ion channels	0.906	0.882	0.778	0.837
	GPCRs	0.985	0.863	0.712	0.827
	Nuclear receptors	0.916	0.921	0.856	0.885

^‡Prediction on the test dataset ℵ_ts.