38.8% (Sum importance)

55.5% (Sum importance)

70.4% (Sum importance)

Top 100 important

Top 200 important

Top 300 important

Number of random features

10

20

30

20

40

60

30

60

90

200 trees

OOB

0.830

0.879

0.899

0.784

0.870

0.896

0.771

0.839

0.887

TEST

0.449

0.473

0.464

0.447

0.459

0.475

0.441

0.475

0.477

Number of random features

40

50

60

80

100

120

120

150

180

200 trees

OOB

0.905

0.907

0.910

0.899

0.906

0.908

0.896

0.901

0.903

TEST

0.461

0.459

0.455

0.468

0.469

0.456

0.465

0.466

0.459