Create a dotplot of variable importance values

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Description

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

Usage

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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.

Author(s)

Max Kuhn

See Also

varImp, dotplot

Examples

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

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

knnImp <- varImp(knnFit)

dotPlot(knnImp)

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