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Nájera, P., Sorrel, M. A., & Abad, F. J. (2025). cdmTools:
Useful Tools for Cognitive Diagnosis Modeling. R package version
1.0.6. https://cran.r-project.org/web/packages/cdmTools/. ## Features of
the package * Empirical Q-matrix estimation and validation * Empirical
dimensionality assessment of CDM data * G-DINA model estimation for
forced-choice items * Attribute profile classification via the general
nonparametric classification method (GNPC) * R-DINA and R-DINO model
estimation * Corrected classification accuracy estimation via multiple
imputation * Person fit evaluation * Model identifiability check *
Useful functions for simulation studies involving CDM ## Installation To
install this package from source: 1. Windows users may need to install
the Rtools
and include the checkbox option of installing Rtools to their path for
easier command line usage. Mac users will have to download the necessary
tools from the Xcode
and its related command line tools (found within Xcode’s Preference Pane
under Downloads/Components); most Linux distributions should already
have up to date compilers (or if not they can be updated easily). 2.
Install the devtools package (if necessary), and install
the package from the Github source code.
#install.packages("devtools")
devtools::install_github("Pablo-Najera/cdmTools")Please report any bugs at https://github.com/Pablo-Najera/cdmTools/issues.
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.