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Rousseeuw's Silhouette Quality Index

Source: R/MeasureClustInternal.R
mlr_measures_clust.silhouette.Rd

The score function calls cluster::silhouette() from package cluster.

Dictionary

This mlr3::Measure can be instantiated via the dictionary mlr3::mlr_measures or with the associated sugar function mlr3::msr():

mlr_measures$get("clust.silhouette")
msr("clust.silhouette")

Meta Information

  • Task type: “clust”

  • Range: \([-1, 1]\)

  • Minimize: FALSE

  • Average: macro

  • Required Prediction: “partition”

  • Required Packages: mlr3, mlr3cluster, cluster

See also

Dictionary of Measures: mlr3::mlr_measures

as.data.table(mlr_measures) for a complete table of all (also dynamically created) mlr3::Measure implementations.

Other cluster measures: mlr_measures_clust.ch, mlr_measures_clust.dunn, mlr_measures_clust.wss