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RT @YingStat: Internal: Silhouette coef, Dunn index, Calinski-Harabasz index, Davies-Bouldin index... External: Purity, Maximum Matching,…
RT @YingStat: Internal: Silhouette coef, Dunn index, Calinski-Harabasz index, Davies-Bouldin index... External: Purity, Maximum Matching,…
Internal: Silhouette coef, Dunn index, Calinski-Harabasz index, Davies-Bouldin index... External: Purity, Maximum Matching, F-Measure, Conditional Entropy, NMI, Jaccard Coef, Rand Statistic... Relative: Silhouette coef... Detail: https://t.co/czJ5sao9T0
Three classes of metrics: Internal: derived from the data itself, measure between-cluster separation within-cluster compactness External: agreement with an external reference; Relative: compare different clusterings. Details are: https://t.co/czJ5sao9T0