# The Generalized DINA Model Framework

## Documentation for package ‘GDINA’ version 2.4.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

GDINA-package | The Generalized DINA Model Framework
anova.GDINA | CDM calibration under the G-DINA model framework
att.structure | Generate hierarchical attribute structures
attributepattern | Generate all possible attribute patterns
autoGDINA | Q-matrix validation, model selection and calibration in one run
bdiagMatrix | Create a block diagonal matrix
bootSE | Calculating standard errors and variance-covariance matrix using bootstrap methods
CA | Calculate classification accuracy
cjoint | Combine R Objects by Columns
ClassRate | Classification Rate Evaluation
coef.GDINA | CDM calibration under the G-DINA model framework
designmatrix | Generate design matrix
deviance.GDINA | CDM calibration under the G-DINA model framework
dif | Differential item functioning for cognitive diagnosis models
DTM | Experimental function for diagnostic multiple-strategy CDMs
ecpe | Examination for the Certificate of Proficiency in English (ECPE) data
extract | extract elements from objects of various classes
extract.GDINA | CDM calibration under the G-DINA model framework
extract.itemfit | Item fit statistics
extract.modelcomp | Item-level model comparison using Wald, LR or LM tests
extract.Qval | Q-matrix validation
extract.simGDINA | Data simulation based on the G-DINA models
frac20 | Tatsuoka's fraction subtraction data
GDINA | CDM calibration under the G-DINA model framework
GMSCDM | Estimating multiple-strategy cognitive diagnosis models
indlogLik | Extract log-likelihood for each individual
indlogLik.GDINA | CDM calibration under the G-DINA model framework
indlogPost | Extract log posterior for each individual
indlogPost.GDINA | CDM calibration under the G-DINA model framework
internal_aggregateCol | Functions for internal use
internal_ColNormalize | Functions for internal use
internal_eta | Functions for internal use
internal_GDINA | Functions for internal use
internal_l2m | Functions for internal use
internal_Lik | Functions for internal use
internal_Lik2 | Functions for internal use
internal_m2l | Functions for internal use
internal_matchMatrix | Functions for internal use
internal_RowNormalize | Functions for internal use
internal_RowProd | Functions for internal use
internal_uP | Functions for internal use
itemfit | Item fit statistics
itemparm | extract item parameters (deprecated)
itemparm.GDINA | extract item parameters (deprecated)
LC2LG | Transformation between latent classes and latent groups
logLik.GDINA | CDM calibration under the G-DINA model framework
modelcomp | Item-level model comparison using Wald, LR or LM tests
modelfit | Model fit statistics
monocheck | This function checks if monotonicity is violated
nobs.GDINA | CDM calibration under the G-DINA model framework
npar | Calculate the number of parameters
npar.GDINA | CDM calibration under the G-DINA model framework
personparm | calculate person (incidental) parameters
personparm.GDINA | CDM calibration under the G-DINA model framework
plot.GDINA | Create plots for GDINA estimates
plot.itemfit | Item fit plots
plot.Qval | Mesa plot for Q-matrix validation
Qval | Q-matrix validation
rowMatch | Count the frequency of a row vector in a data frame
score | Score function
sim10GDINA | Simulated data (10 items, G-DINA model)
sim20seqGDINA | Simulated data (20 items, sequential G-DINA model)
sim21seqDINA | Simulated data (21 items, sequential DINA model)
sim30DINA | Simulated data (30 items, DINA model)
sim30GDINA | Simulated data (30 items, G-DINA model)
sim30pGDINA | Simulated data (30 items, polytomous G-DINA model)
simDTM | Simulating data for diagnostic tree model
simGDINA | Data simulation based on the G-DINA models
startGDINA | Graphical user interface of the GDINA function
summary.autoGDINA | Q-matrix validation, model selection and calibration in one run
summary.dif | Differential item functioning for cognitive diagnosis models
summary.GDINA | CDM calibration under the G-DINA model framework
summary.itemfit | Item fit statistics
summary.modelcomp | Item-level model comparison using Wald, LR or LM tests
summary.Qval | Q-matrix validation
unique_only | Unique values in a vector
unrestrQ | Generate unrestricted Qc matrix from an restricted Qc matrix
vcov.GDINA | CDM calibration under the G-DINA model framework