Skip to main content

Table 1 The feature selection result on simulation data in which 10 key biomakers are included. Mean reported based on 500 replications

From: Hellinger distance-based stable sparse feature selection for high-dimensional class-imbalanced data

    

C

 

IC

p/r

Ratio

n0

n1

ACC

ROC

HD

 

ACC

ROC

HD

A: p=100,r=0

1 : 1

480

480

8.43

2.76

9.93

 

0.10

0.09

0.00

 

3 : 1

720

240

10.00

2.95

10.00

 

3.79

0.77

0.04

 

9 : 1

864

96

10.00

6.28

10.00

 

19.64

1.33

0.42

 

15 : 1

900

60

10.00

7.95

10.00

 

60.36

0.85

1.77

B: p=100,r=0.4|i−j|

1 : 1

480

480

9.96

9.86

9.96

 

0.25

0.13

0.01

 

3 : 1

720

240

10.00

9.96

9.99

 

6.67

0.90

0.14

 

9 : 1

864

96

10.00

9.98

10.00

 

57.64

3.09

1.14

 

15 : 1

900

60

3.80

9.91

10.00

 

31.01

3.23

1.85

C: p=100,r=0.92|i−j|

1 : 1

480

480

9.98

10.00

10.00

 

0.51

0.63

0.57

 

3 : 1

720

240

10.00

9.84

9.90

 

1.58

0.59

0.47

 

9 : 1

864

96

0.69

8.01

8.01

 

5.87

0.67

0.59

 

15 : 1

900

60

0.00

6.85

6.85

 

0.00

0.84

0.71

D: p=2000,r=0

1 : 1

480

480

7.89

2.79

9.94

 

0.10

0.04

0.00

 

3 : 1

720

240

10.00

3.20

10.00

 

5.08

1.54

0.03

 

9 : 1

864

96

10.00

5.83

10.00

 

98.24

1.83

0.20

 

15 : 1

900

60

10.00

7.38

10.00

 

404.96

5.94

2.13

E: p=2000,r=0.4|i−j|

1 : 1

480

480

9.97

9.91

10.00

 

0.28

0.18

0.01

 

3 : 1

720

240

10.00

9.91

10.00

 

13.06

1.06

0.16

 

9 : 1

864

96

10.00

9.95

10.00

 

293.50

4.30

0.57

 

15 : 1

900

60

10.00

9.93

9.98

 

711.05

6.34

2.71

F: p=2000,r=0.92|i−j|

1 : 1

480

480

9.95

10.00

10.00

 

0.76

0.54

0.53

 

3 : 1

720

240

10.00

9.73

9.72

 

4.05

0.28

0.25

 

9 : 1

864

96

3.15

7.95

7.95

 

161.82

0.68

0.56

 

15 : 1

900

60

1.07

6.62

6.62

 

107.61

0.69

0.58