Drug-Target Interaction Prediction via Dual Laplacian Graph Regularized Matrix Completion

Table 1

The statistics of drugs, targets, and interactions in each dataset.

Datasets	NRs	GPCRs	ICs	Es	DB
Drugs	54	223	210	445	1936
Targets	26	95	204	664	1609
Interactions	90	635	1476	2926	7019
Average No. of drugs per target	3.46	6.68	7.24	4.41	4.36
Average No. of targets per drug	1.67	2.85	7.03	6.58	3.63
Sparsity of the interaction matrix (%)	93.59	97.00	96.55	99.01	99.77
Percentage of drugs with only one interaction target (%)	72.22	47.53	38.57	39.78	75.20
Percentage of targets with only one interaction drug (%)	30.77	35.79	11.27	43.37	30.53