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Table 1 Optimal parameter values for MARS [28], kNN [29], SVM [30], RF [31], and BRT [32] models.

From: Machine-learning scoring functions for identifying native poses of ligands docked to known and novel proteins

Model

Parameter

Feature set

  

X

A

R

G

XA

XR

XG

AR

AG

RG

XAR

XAG

XRG

ARG

XARG

MARS

Degree

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

 

Penalty

2

6

5

6

7

2

6

7

6

5

6

7

6

5

6

kNN

k

15

13

14

16

9

19

17

19

18

17

18

19

17

18

19

 

q

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

SVM

C

2

2

1

1

1

4

1

2

2

1

1

2

2

1

2

 

ε

0.5

0

0.250

0.250

0.125

0.125

0.250

0.250

0.250

0.125

0.250

0.125

0.125

0.125

0.250

 

σ

1

0.25

0.125

0.250

0.250

0.031

0.031

0.031

0.125

0.031

0.125

0.031

0.031

0.031

0.031

RF

mtry

3

18

8

7

31

5

8

10

16

17

14

20

21

25

35

BRT

Interaction depth

15

17

18

16

19

15

18

19

17

16

16

20

18

17

20

 

Number of trees

1114

1523

1573

1208

1371

2113

1610

2950

2181

2303

2213

2590

2854

2921

2859