CDM: Cognitive Diagnosis Modeling

Functions for cognitive diagnosis modeling and multidimensional item response modeling for dichotomous and polytomous data. This package enables the estimation of the DINA and DINO model, the multiple group (polytomous) GDINA model, the multiple choice DINA model, the general diagnostic model (GDM), the multidimensional linear compensatory item response model and the structured latent class model (SLCA).

Version: 3.3-24
Depends: R (≥ 2.15.0), mvtnorm
Imports: MASS, psych, polycor, sfsmisc, Rcpp (≥ 0.11)
LinkingTo: Rcpp, RcppArmadillo
Suggests: sirt, TAM, NPCD, ACTCD, pks
Published: 2014-05-25
Author: Alexander Robitzsch [aut, cre], Thomas Kiefer [aut], Ann Cathrice George [aut], Ali Uenlue [aut]
Maintainer: Alexander Robitzsch <a.robitzsch at bifie.at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
URL: https://sites.google.com/site/alexanderrobitzsch/software
NeedsCompilation: yes
Materials: NEWS
In views: Psychometrics
CRAN checks: CDM results

Downloads:

Reference manual: CDM.pdf
Package source: CDM_3.3-24.tar.gz
Windows binaries: r-devel: CDM_3.3-24.zip, r-release: CDM_3.3-24.zip, r-oldrel: CDM_3.3-24.zip
OS X Snow Leopard binaries: r-release: CDM_3.3-24.tgz, r-oldrel: CDM_3.3-24.tgz
OS X Mavericks binaries: r-release: CDM_3.3-24.tgz
Old sources: CDM archive

Reverse dependencies:

Reverse imports: sirt
Reverse suggests: TAM