The Generalized DINA Model Framework

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Documentation for package ‘GDINA’ version 1.4.2

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GDINA-package The Generalized DINA Model Framework
AIC.GDINA Calibrate dichotomous and polytomous responses
anova.GDINA Calibrate dichotomous and polytomous responses
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
BIC.GDINA Calibrate dichotomous and polytomous responses
cjoint Combine R Objects by Columns
ClassRate Classification Rate Evaluation
designmatrix Design matrix for parameter transformation
deviance.GDINA Calibrate dichotomous and polytomous responses
dif Differential item functioning for cognitive diagnosis models
ecpe Examination for the Certificate of Proficiency in English (ECPE) data
extract extract elements from objects of various classes
extract.GDINA Calibrate dichotomous and polytomous responses
extract.itemfit Item fit statistics
extract.modelcomp Item-level model comparison using Wald test
extract.Qval Q-matrix validation
extract.simGDINA Data simulation based on the G-DINA models
frac20 Tatsuoka's fraction subtraction data
GDINA Calibrate dichotomous and polytomous responses
heatplot Item fit plots
heatplot.itemfit Item fit statistics
hoparm extract higher-order parameters
hoparm.GDINA Calibrate dichotomous and polytomous responses
indlogLik Extract log-likelihood for each individual
indlogLik.GDINA Calibrate dichotomous and polytomous responses
indlogPost Extract log posterior for each individual
indlogPost.GDINA Calibrate dichotomous and polytomous responses
itemfit Item fit statistics
itemparm extract lower-order structural (item) parameters
itemparm.GDINA Calibrate dichotomous and polytomous responses
LC2LG Transformation between latent classes and latent groups
logLik.GDINA Calibrate dichotomous and polytomous responses
mesaplot Mesa plot for Q-matrix validation
modelcomp Item-level model comparison using Wald test
monocheck This function checks if monotonicity is violated
npar Calculate the number of parameters
npar.GDINA Calibrate dichotomous and polytomous responses
personparm calculate lower-order incidental (person) parameters
personparm.GDINA Calibrate dichotomous and polytomous responses
plotIRF Plot item success probability
Qval Q-matrix validation
rowCount Count and label unique rows in a data frame
rowMatch Count the frequency of a row vector in a data frame
score Score function
sim10GDINA Simulated data, Q-matrix and item parameters (10 items, G-DINA model)
sim20seqGDINA Simulated data, Q-matrix and item parameters (20 items, sequential DINA model)
sim21seqDINA Simulated data and Qc-matrix based on the sequential DINA model
sim30DINA Simulated data Q-matrix and item parameters (30 items, DINA model)
sim30GDINA Simulated data, Q-matrix and item parameters (30 items, G-DINA model)
sim30pGDINA Simulated data, Q-matrix and item parameters (30 items, polytomous G-DINA 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 Calibrate dichotomous and polytomous responses
summary.itemfit Item fit statistics
summary.modelcomp Item-level model comparison using Wald test
summary.Qval Q-matrix validation
unique_only Unique values in a vector
unrestrQ Generate unrestricted Qc matrix from an restricted Qc matrix