UEM {UEM} | R Documentation |
Tools for Gaussian and Poisson mixtures: Estimating, updating, and k-boxplots.
The DESCRIPTION file:
Package: | UEM |
Type: | Package |
Title: | Estimating and updating mixtures via EM |
Version: | 0.3-1 |
Date: | 2020-06-30 |
Author: | Jochen Einbeck, Daniel Bonetti, and Najla Qarmalah |
Maintainer: | Jochen Einbeck <jochen.einbeck@durham.ac.uk> |
Depends: | R (>= 3.5.0) |
Imports: | mvtnorm (>= 1.0-9) |
Suggests: | qcc, npmlreg |
Description: | Tools for Gaussian and Poisson mixtures: Estimating, updating, and k-boxplots. |
License: | GPL (>=2) |
Index of help topics:
Estimating and updating mixtures via EM EM Fitting and updating mixtures via the EM algorithm draw1d.umix Auxiliary drawing functions energy1 Energy use data estep E-step and M-step gaussSim Simulating from mixture models init Initializing the EM algorithm kboxplot k-boxplots for mixture data logLike Log-likelihood of fitted model plot.umix Plotting function for 'umix' objects wtSigma Auxiliary functions
The package bundles two pieces of software resulting from publications as listed below;
1. Functions EM, UEM, and updateEM to fit Gaussian and Poisson mixtures as a whole, or sequentially as an update algorithm
2. A function k-boxplot to produce and display k-boxplots for mixture data
Jochen Einbeck, Daniel Bonetti, and Najla Qarmalah
Maintainer: Jochen Einbeck <jochen.einbeck@durham.ac.uk>
Einbeck, Jochen & Bonetti, Daniel (2014), A study of online and blockwise updating of the EM algorithm for Gaussian mixtures, in Kneib, Thomas, Sobotka, Fabian, Fahrenholz, Jan & Irmer, Henriette eds, Proceedings of the 29th International Workshop on Statistical Modelling. Goettingen, Germany, 14-18 July 2014 II: 29th International Workshop on Statistical Modelling. Goettingen, University of Goettingen, 35-38.
Qarmalah, Najla M., Einbeck, Jochen & Coolen, Frank P.A. (2018). k-Boxplots for mixture data. Statistical Papers 59(2): 513-528.