comp.psm | R Documentation |
For a sample of clusterings of the same objects the proportion of clusterings in which observation i and j are together in a cluster is computed and a matrix containing all proportions is given out.
comp.psm(cls)
cls |
a matrix in which every row corresponds to a clustering of the |
In Bayesian cluster analysis the posterior similarity matrix is a matrix whose entry [i,j] contains the posterior probability that observation i and j are together in a cluster. It is estimated by the proportion of a posteriori clusterings in which i and j cluster together.
a symmetric ncol(cls)*ncol(cls)
matrix
Arno Fritsch, arno.fritsch@tu-dortmund.de
cltoSim
(cls <- rbind(c(1,1,2,2),c(1,1,2,2),c(1,2,2,2),c(2,2,1,1))) comp.psm(cls)
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