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CDM

Cognitive Diagnosis Modeling

If you use CDM and have suggestions for improvement or have found bugs, please email me at robitzsch@leibniz-ipn.de. Please always provide a minimal dataset, necessary to demonstrate the problem, a minimal runnable code necessary to reproduce the issue, which can be run on the given dataset, and all necessary information on the used librarys, the R version, and the OS it is run on, perhaps a sessionInfo().

Manual

The manual may be found here https://alexanderrobitzsch.github.io/CDM/

CRAN version

The official version of CDM is hosted on CRAN and may be found here. The CRAN version can be installed from within R using:

utils::install.packages("CDM")

GitHub version

The version hosted here is the development version of CDM. The GitHub version can be installed using devtools as:

devtools::install_github("alexanderrobitzsch/CDM")

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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