Feature Importance of XGBoost

The feature importance analysis for the XGBoost model highlights the relative contribution of each feature to model predictions. Below table lists all 88 variables along with their importance, cumulative importance, and rank for XGBoost in RECLAIM.

Feature importance of all 88 variables from XGBoost.

Rank

Variable

Feature Importance (%)

Cumulative Importance (%)

1

log_OBC

25.580140

25.580140

2

log_LCWB

18.123307

43.703447

3

log_CA

12.262684

55.966131

4

log_LCM

5.976027

61.942159

5

log_LCG

5.152744

67.094903

6

log_LCSG

4.975100

72.070003

7

log_LCC

1.642522

73.712525

8

log_LCS

1.506769

75.219294

9

log_SA_std

1.341006

76.560301

10

log_O_std

1.127022

77.687323

11

log_LCT

1.101582

78.788904

12

log_SA_mean

1.008979

79.797883

13

log_LCHV

0.887762

80.685645

14

log_LCAS

0.792153

81.477799

15

log_LCBS

0.718496

82.196295

16

log_RP

0.714475

82.910770

17

log_rain_per_area

0.667992

83.578762

18

R_SA_cap

0.602455

84.181217

19

SLOP

0.579330

84.760547

20

NSSC1_cv

0.557334

85.317881

21

SA_skew

0.520467

85.838348

22

log_DCA

0.514445

86.352793

23

MRB

0.478671

86.831465

24

log_MAI

0.433758

87.265223

25

log_FL

0.400659

87.665882

26

DLC

0.385051

88.050933

27

NSSC1_std

0.383057

88.433989

28

log_RA

0.350518

88.784507

29

R_shrub_bare

0.332395

89.116902

30

log_SOUT

0.318822

89.435724

31

R_coarse_sand

0.303878

89.739602

32

AGE

0.302968

90.042569

33

log_MAO

0.301705

90.344274

34

wind_std

0.290478

90.634752

35

LON

0.289763

90.924515

36

log_SA_mean_clip

0.288825

91.213340

37

ASP

0.286191

91.499531

38

SA_cv

0.283685

91.783217

39

log_PAI

0.262242

92.045458

40

E_std

0.259516

92.304975

41

I_cv

0.231728

92.536703

42

wind_cv

0.230122

92.766825

43

COAR

0.213779

92.980605

44

#_rain_above_100

0.211475

93.192080

45

#_rain_above_10

0.211080

93.403159

46

NSSC2_max_persis

0.210585

93.613745

47

log_ESR

0.202541

93.816285

48

NSSC1_skew

0.201005

94.017290

49

ELEV

0.200103

94.217393

50

NVGF

0.199504

94.416897

51

NSSC1_kurt

0.196393

94.613291

52

log_LCSV

0.194322

94.807613

53

SA_above_90

0.183946

94.991559

54

NSSC2_mean

0.183660

95.175219

55

#_rain_above_50

0.180766

95.355984

56

wind_skew

0.176269

95.532254

57

AECC

0.174868

95.707121

58

rel_SA_mean_clip

0.172370

95.879491

59

wind_mean

0.172309

96.051800

60

wind_kurt

0.168957

96.220757

61

O_cv

0.168843

96.389600

62

R_treaa_bare

0.168720

96.558320

63

CURV

0.165235

96.723555

64

SAND

0.158673

96.882228

65

SILT

0.156815

97.039043

66

NSSC1_mean

0.156760

97.195803

67

log_ROBC

0.153572

97.349375

68

I_max_persis

0.152358

97.501733

69

I_above_90

0.151440

97.653172

70

AECS

0.148747

97.801919

71

log_MAR

0.146104

97.948023

72

HILL

0.144328

98.092351

73

CLAY

0.143629

98.235980

74

log_HGT

0.141741

98.377721

75

log_SIN

0.137931

98.515653

76

log_ECLR

0.137038

98.652691

77

tmin_mean

0.126585

98.779275

78

log_TE

0.125490

98.904765

79

log_I_std

0.123198

99.027963

80

BULK

0.121505

99.149468

81

NSSC2_above_90

0.120844

99.270313

82

tmax_mean

0.114328

99.384641

83

log_GC

0.113850

99.498491

84

log_SA_kurt

0.105192

99.603683

85

LAT

0.103628

99.707311

86

log_RT

0.100726

99.808037

87

E_mean

0.098133

99.906170

88

AECI

0.093830

100.000000