From: A set theory based similarity measure for text clustering and classification
Name | Best value | Worst value | Range |
---|---|---|---|
Accuracy/purity | 1 | 0 | 0–1 |
Completeness | 1 | 0 | 0–1 |
Rand Index | 1.0 | − 1.0 | − 1.0–1.0 |
Calinski-Harabasz index | (Lower value is better) | – | – |
Davies-Bouldin index | 0 | _ | 0–1 |