db_indexR {SOMEnv} | R Documentation |
The function has been coded in R code starting from db_index.m script present in somtoolbox for Matlab by Vesanto and adapted for the use in the shiny app
db_indexR(codebook, k_best, c_best)
codebook |
SOM codebook |
k_best |
Vector with cluster number assignment for each sample |
c_best |
Matrix with cluster centroids |
The mean DB-index for the clustering
Sabina Licen, Pierluigi Barbieri
J. Vesanto, J. Himberg, E. Alhoniemi, J. Parhankagas, SOM Toolbox for Matlab 5, Report A57, 2000, Available at: www.cis.hut.fi/projects/somtoolbox/package/papers/techrep.pdf
som_mdistR, kmeans_clustersRProg