Skip to main content

Table 6 The performance of position combination features by KNN classifier

From: Prediction of acid radical ion binding residues by K-nearest neighbors classifier

Ligand

Optimal k value

Sn (%)

Sp (%)

Acc (%)

FPR (%)

MCC

NO2

75

81.6

61.2

71.4

38.8

0.438

CO32−

31

75.6

67.7

71.7

32.3

0.435

SO42−

33

73.5

71.2

72.3

28.8

0.447

PO43−

15

76.0

75.4

75.7

24.6

0.514