Description Usage Arguments Value References

View source: R/varimp.output.R

Values of variable 'm' in the oob cases are randomly permuted and R2 obtained through variable-m-permuted oob data is subtracted from R2 obtained on untouched oob data. The average of this number over all the trees in the forest is the raw importance score for variable m.

1 | ```
varimp.output(varimp_matrix)
``` |

`varimp_matrix` |
a matrix containing decrease in predictive accuracy for all variables for each tree |

An object of class `varimp.output`

.

Strobl, C., Malley, J. and Tutz, G. (2009) An introduction to
recursive partitioning: rationale, application, and characteristics of
classification and regression trees, bagging, and random forests,
*Psychol Methods*, 14, 323-348.

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