predict.randomforest.r
来自「本程序是基于linux系统下c++代码」· R 代码 · 共 17 行
R
17 行
### Name: predict.randomForest
### Title: predict method for random forest objects
### Aliases: predict.randomForest
### Keywords: classif regression
### ** Examples
data(iris)
set.seed(111)
ind <- sample(2, nrow(iris), replace = TRUE, prob=c(0.8, 0.2))
iris.rf <- randomForest(Species ~ ., data=iris[ind == 1,])
iris.pred <- predict(iris.rf, iris[ind == 2,])
table(observed = iris[ind==2, "Species"], predicted = iris.pred)
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