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Table 1 Optimal parameters and parameters chosen according to the one SE rule with R 2 as the metric

From: The identification of complex interactions in epidemiology and toxicology: a simulation study of boosted regression trees

 

Optimal

One SE rule

 

d

M

RMSE

R 2

d

M

RMSE

R 2

SNR = 2

8

3,900

1.11

0.57

6

3,500

1.11

0.57

SNR = 1

8

3,000

1.50

0.40

6

2,700

1.52

0.39

SNR = 0.5

10

2,100

2.04

0.23

6

2,400

2.04

0.23

SNR = 0.1

10

1,300

4.29

0.02

5

1,400

4.29

0.02

  1. RMSE and R 2 values are bootstrap validated using 250 resamples.
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Environmental Health

ISSN: 1476-069X