R: Log-Likelihood of a 'Mclust' object

logLik.Mclust {mclust}

R Documentation

Log-Likelihood of a `Mclust` object

Description

Returns the log-likelihood for a 'Mclust' object.

Usage

  ## S3 method for class 'Mclust'
logLik(object, ...)

Arguments

`object`	an object of class `'Mclust'` resulting from a call to `Mclust`.
`...`	further arguments passed to or from other methods.

Value

Returns an object of class 'logLik' with an element providing the maximized log-likelihood, and further arguments giving the number of (estimated) parameters in the model ("df") and the sample size ("nobs").

Author(s)

Luca Scrucca

References

C. Fraley and A. E. Raftery (2002). Model-based clustering, discriminant analysis, and density estimation. Journal of the American Statistical Association 97:611:631.

C. Fraley, A. E. Raftery, T. B. Murphy and L. Scrucca (2012). mclust Version 4 for R: Normal Mixture Modeling for Model-Based Clustering, Classification, and Density Estimation. Technical Report No. 597, Department of Statistics, University of Washington.

Examples

## Not run: 
irisMclust <- Mclust(iris[,1:4])
summary(irisMclust)
logLik(irisMclust)

## End(Not run)

[Package mclust version 5.3 Index]

Log-Likelihood of a Mclust object