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Table 5 Performance comparison between zero and MAD threshold based spectral classifiers

From: Unsupervised software defect prediction using median absolute deviation threshold based spectral classifier on signed Laplacian matrix

Dataset name

Zero threshold based spectral classifier

MAD threshold based spectral classifier

PRE

REC

ACC

AUC

ERR

PRE

REC

ACC

AUC

ERR

CM1

0.72

0.92

0.71

0.68

0.29

0.81

0.71

0.76

0.76

0.24

KC3

0.78

0.88

0.75

0.75

0.25

0.72

0.61

0.71

0.80

0.29

MC1

0.76

0.94

0.78

0.67

0.22

0.98

0.94

0.94

0.74

0.06

MC2

0.74

0.71

0.68

0.75

0.32

0.60

0.57

0.67

0.82

0.33

MW1

0.69

0.95

0.69

0.70

0.31

0.84

0.58

0.71

0.74

0.29

PC1

0.73

0.94

0.75

0.78

0.25

0.83

0.64

0.80

0.77

0.20

PC2

0.72

0.89

0.77

0.76

0.23

0.97

0.63

0.84

0.74

0.16

PC3

0.72

0.92

0.79

0.77

0.21

0.85

0.86

0.80

0.77

0.20

PC4

0.79

0.90

0.72

0.67

0.28

0.87

0.80

0.73

0.77

0.27

PC5

0.78

0.81

0.78

0.74

0.22

0.88

0.87

0.94

0.74

0.06

Average

0.74

0.89

0.74

0.73

0.26

0.84

0.72

0.79

0.77

0.21

  1. The italicized values indicate the better performance