File: multinomial.R

package info (click to toggle)
r-cran-gbm 2.2.2-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,244 kB
  • sloc: cpp: 7,368; ansic: 266; sh: 13; makefile: 9
file content (15 lines) | stat: -rw-r--r-- 387 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
data( iris )
set.seed( 20090415 )

mod <- gbm(Species ~ ., 
           data              = iris, 
           distribution      = "multinomial",
           n.tree            = 5000, 
           shrinkage         = 0.001, 
           cv.folds          = 2,
           bag.fraction      = 0.8,
           interaction.depth = 3,
           verbose = FALSE)
gbm.perf( mod, method="cv" )
mod