Prediction of Protein-Protein Interactions from Protein Sequences by Combining MatPCA Feature Extraction Algorithms and Weighted Sparse Representation Models

Table 2

Five-fold cross-validation result obtained in predicting the yeast PPI dataset.

Test set	ACC (%)	PE (%)	SN (%)	MCC (%)	AUC (%)
1	94.90	92.86	97.21	90.32	97.33
2	93.61	90.86	96.61	88.02	96.70
3	94.19	92.03	96.91	89.03	96.96
4	94.90	92.85	97.32	90.31	97.11
5	95.13	93.05	97.72	90.71	97.13
Average	94.55 ± 0.63	92.33 ± 0.91	97.15 ± 0.42	89.68 ± 1.12	97.04 ± 0.24