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Generate new features based on tree leafs

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This commit is contained in:
Michaël Benesty
2015-12-07 11:30:19 +01:00
parent 115c63bcde
commit c1b2d9cb86
6 changed files with 185 additions and 6 deletions
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3
R-package/R/xgb.importance.R
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@@ -1,7 +1,6 @@
#' Show importance of features in a model
#'
#' Read a xgboost model text dump.
#' Can be tree or linear model (text dump of linear model are only supported in dev version of \code{Xgboost} for now).
#' Create a \code{data.table} of the most important features of a model.
#'
#' @importFrom data.table data.table
#' @importFrom data.table setnames