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chickn (version 1.2.3)

DB_funR: DB_funR

Description

Davies Bouldin index computation.

Usage

DB_funR(Data_cumsum, Cluster_partition, C, DIR_output, ncores = 4)

Arguments

Data_cumsum

A Filebacked Big Matrix with signal cumultive sums in columns

Cluster_partition

A list of the resulting cluster assignment. Each list element correspond to a cluster with a list of data vector indices.

C

A matrix of cluster centroids.

DIR_output

An output directory for temporal files.

ncores

Number of cores. Default is 4.

Value

A positive scalar.