Using Weighted Sparse Representation Model Combined with Discrete Cosine Transformation to Predict Protein-Protein Interactions from Protein Sequence

Table 3

5-fold cross-validation results obtained by using proposed method on H. pylori dataset.

Testing set	Accu. (%)	Prec. (%)	Sen. (%)	MCC (%)	AUC (%)
1	86.08	84.95	85.87	75.99	89.42
2	84.71	84.62	85.47	74.08	88.08
3	88.83	89.17	87.59	80.13	91.11
4	87.29	87.02	87.02	77.79	90.15
5	86.82	89.29	86.21	76.97	90.48
Average	86.74 ± 1.52	87.01 ± 2.23	86.43 ± 0.86	76.99 ± 2.23	89.85 ± 1.16