davies_bouldin_score: This function returns the Davies Bouldin score.
Description
This function returns the Davies Bouldin score of a partition.
Usage
davies_bouldin_score(X, labels)
Value
The Davies Bouldin score for this data.
Arguments
X
the input dataset: either a matrix or a dataframe.
labels
the partition vector.
References
D. L. Davies and D. W. Bouldin. A cluster separation measure. IEEE Transactions on Pattern Analysis and Machine Intelligence, PAMI-1, no. 2:224-227, 1979