useful (version 1.2.6)

fortify.kmeans: fortify.kmeans

Description

Fortify a kmeans model with its data

Usage

# S3 method for kmeans
fortify(model, data = NULL, ...)

Value

The original data with extra columns:

.x

The projected x position.

.y

The projected y position.

.Cluster

The cluster that point belongs to.

Arguments

model

kmeans model

data

Data used to fit the model

...

Not Used

Author

Jared P. Lander

Details

Prepares a kmeans object to be plotted using cmdscale to compute the projected x/y coordinates. If data is not provided, then just the center points are calculated.

See Also

kmeans fortify ggplot plot.kmeans

Examples

k1 <- kmeans(x=iris[, 1:4], centers=3)
hold <- fortify(k1, data=iris)
head(hold)
hold2 <- fortify(k1)
head(hold2)