caret (version 2.27)

dotPlot: Create a dotplot of variable importance values

Description

A lattice dotplot is created from an object of class varImp.train.

Usage

dotPlot(x, top = min(20, dim(x$importance)[1]), ...)

Arguments

x

an object of class varImp.train

top

the number of predictors to plot

...

options passed to dotplot

Value

• an object of class trellis.

See Also

varImp, dotplot

Examples

data(iris)
TrainData <- iris[,1:4]
TrainClasses <- iris[,5]

knnFit <- train(TrainData, TrainClasses, "knn")

knnImp <- varImp(knnFit)

dotPlot(knnImp)