Plot confusion between clusters — plot.som_evaluate

Plot a bar graph with informations about each cluster. The percentage of mixture between the clusters.

Usage

# S3 method for class 'som_evaluate_cluster'
plot(
  x,
  y,
  ...,
  legend = NULL,
  name_cluster = NULL,
  title = "Confusion by cluster"
)

Arguments

x: Object of class "plot.som_evaluate_cluster".
y: Ignored.
...: Further specifications for plot.
legend: Legend to use for plotting
name_cluster: Choose the cluster to plot.
title: Title of plot.

Value

A plot object produced by the ggplot2 package containing color bars showing the confusion between classes.

Author

Lorena Santos lorena.santos@inpe.br

Examples

if (sits_run_examples()) {
    # create a SOM map
    som_map <- sits_som_map(samples_modis_ndvi)
    # evaluate the SOM cluster
    som_clusters <- sits_som_evaluate_cluster(som_map)
    # plot the SOM cluster evaluation
    plot(som_clusters)
}