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flexmix (version 2.3-21)

Flexible Mixture Modeling

Description

A general framework for finite mixtures of regression models using the EM algorithm is implemented. The E-step and all data handling are provided, while the M-step can be supplied by the user to easily define new models. Existing drivers implement mixtures of standard linear models, generalized linear models and model-based clustering.

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Version

Install

install.packages('flexmix')

Monthly Downloads

30,887

Version

2.3-21

License

GPL (>= 2)

Maintainer

Bettina Gruen

Last Published

August 25th, 2026

Functions in flexmix (2.3-21)

FLXMRcondlogit

FlexMix Interface to Conditional Logit Models
FLXMRmgcv

FlexMix Interface to GAMs
betablocker

Clinical Trial of Beta-Blockers
FLXMCmvnorm

FlexMix Clustering Demo Driver
NregFix

Artificial Example for Normal Regression
FLXcontrol-class

Class "FLXcontrol"
FLXMRglmfix

FlexMix Interface to GLMs with Fixed Coefficients
boot

Bootstrap a flexmix Object
dmft

Dental Data
FLXMCmvbinary

FlexMix Binary Clustering Driver
KLdiv

Kullback-Leibler Divergence
flxglht

Simultaneous Inference in Finite Mixtures of Regression Models
bioChemists

Articles by Graduate Students in Biochemistry Ph.D. Programs
ICL

Integrated Completed Likelihood Criterion
group

Extract Grouping Variable
FLXdist

Finite Mixtures of Distributions
FLXcomponent-class

Class "FLXcomponent"
FLXnested-class

Class "FLXnested"
FLXP-class

Class "FLXP"
candy

Candy Packs Purchased
compatibility-aliases

Backward Compatibility Aliases for Model Drivers
fabricfault

Fabric Faults
FLXM-class

Class "FLXM"
fitted-methods

Extract Model Fitted Values
logLik-methods

Methods for Function logLik in Package flexmix
FLXMRglm

FlexMix Interface to Generalized Linear Models
FLXfit

Fitter Function for FlexMix Models
relabel

Relabel the Components
rflexmix

Random Number Generator for Finite Mixtures
salmonellaTA98

Salmonella Reverse Mutagenicity Assay
seizure

Epileptic Seizure Data
patent

Patents and R&D Spending
plotEll

Plot Confidence Ellipses for FLXMCmvnorm Results
tribolium

Tribolium Beetles
plot-methods

Rootogram of Posterior Probabilities
stepFlexmix

Run FlexMix Repeatedly
Lapply-methods

Methods for Function Lapply
Mehta

Mehta Trial
flexmix-internal

Internal FlexMix Functions
posterior

Determine Cluster Membership and Posterior Probabilities
flexmix

Flexible Mixture Modeling
flexmix-class

Class "flexmix"
trypanosome

Trypanosome
whiskey

Survey Data on Brands of Scotch Whiskey Consumed
refit-methods

Refit a Fitted Model
FLXMCdist1

FlexMix Clustering of Univariate Distributions
FLXMRziglm

FlexMix Interface to Zero Inflated Generalized Linear Models
BregFix

Artificial Example for Binomial Regression
AIC-methods

Methods for Function AIC
ExNclus

Artificial Example with 4 Gaussians
ExNPreg

Artificial Example for Normal, Poisson and Binomial Regression
FLXMRlmer

FlexMix Interface to Linear Mixed Models
FLXMCmvcombi

FlexMix Binary and Gaussian Clustering Driver
BIC-methods

Methods for Function BIC
FLXMCmvpois

FlexMix Poisson Clustering Driver
EIC

Entropic Measure Information Criterion
FLXP

Creates the Concomitant Variable Model
FLXMRrobglm

FlexMix Driver for Robust Estimation of Generalized Linear Models
ExLinear

Artificial Data from a Generalized Linear Regression Mixture
FLXMCfactanal

Driver for Mixtures of Factor Analyzers
FLXMRlmmc

FlexMix Interface to Linear Mixed Models with Left-Censoring
FLXdist-class

Class "FLXdist"
FLXMRglmnet

FlexMix Interface for Adaptive Lasso / Elastic Net with GLMs
FLXMRmultinom

FlexMix Interface to Multiomial Logit Models