GDINA: The Generalized DINA Model Framework
A set of psychometric tools for cognitive diagnosis modeling based on the generalized deterministic inputs, noisy and gate (G-DINA) model by de la Torre (2011) <doi:10.1007/s11336-011-9207-7> and its extensions, including the sequential G-DINA model by Ma and de la Torre (2016) <doi:10.1111/bmsp.12070> for polytomous responses, and the polytomous G-DINA model by Chen and de la Torre <doi:10.1177/0146621613479818> for polytomous attributes. Joint attribute distribution can be independent, saturated, higher-order, loglinear smoothed or structured. Q-matrix validation, item and model fit statistics, model comparison at test and item level and differential item functioning can also be conducted. A graphical user interface is also provided. For tutorials, please check Ma and de la Torre (2020) <doi:10.18637/jss.v093.i14>, Ma and de la Torre (2019) <doi:10.1111/emip.12262>, Ma (2019) <doi:10.1007/978-3-030-05584-4_29> and de la Torre and Akbay (2019). 
| Version: | 2.9.12 | 
| Depends: | R (≥ 3.5) | 
| Imports: | alabama, foreach, graphics, ggplot2, MASS, numDeriv, nloptr, Rcpp (≥ 0.12.1), Rsolnp, stats, shiny, shinydashboard, utils | 
| LinkingTo: | Rcpp, RcppArmadillo | 
| Suggests: | CDM, cdmTools, doRNG, doParallel, Matrix, testthat, poLCA, stringr, knitr, rmarkdown | 
| Published: | 2025-07-02 | 
| DOI: | 10.32614/CRAN.package.GDINA | 
| Author: | Wenchao Ma [aut, cre, cph],
  Jimmy de la Torre [aut, cph],
  Miguel Sorrel [ctb],
  Zhehan Jiang [ctb],
  Pablo Najera [ctb] | 
| Maintainer: | Wenchao Ma  <wma at umn.edu> | 
| BugReports: | https://github.com/Wenchao-Ma/GDINA/issues | 
| License: | GPL-3 | 
| URL: | https://github.com/Wenchao-Ma/GDINA,
https://wenchao-ma.github.io/GDINA/ | 
| NeedsCompilation: | yes | 
| Citation: | GDINA citation info | 
| Materials: | README, NEWS | 
| In views: | Psychometrics | 
| CRAN checks: | GDINA results | 
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