DrugECs: An Ensemble System with Feature Subspaces for Accurate Drug-Target Interaction Prediction

Table 4

Prediction performance on GPCRs dataset for different numbers of PCAs and feature groups by the use of kNN classifier.

PCAs	Number of fragments	Number of features	Rec	Acc	Prec
3	24	1440	0.670	0.873	0.930	0.793
5	14	1400	0.914	0.850	0.715	0.801
7	10	1400	0.985	0.863	0.712	0.827
15	5	1500	0.825	0.792	0.648	0.726
19	4	1520	0.631	0.846	0.871	0.732

The number of features for targets when using the top PCAs and the fragment of protein sequences.