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CA()
- Calculate classification accuracy
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CM()
- Calculate Misclassification Matrices
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ClassRate()
- Classification Rate Evaluation
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DTM()
- Diagnostic multiple-strategy CDMs
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GDINA-package
- The Generalized DINA Model Framework
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GDINA() anova(<GDINA>) coef(<GDINA>) extract(<GDINA>) personparm(<GDINA>) logLik(<GDINA>) deviance(<GDINA>) nobs(<GDINA>) vcov(<GDINA>) npar(<GDINA>) indlogLik(<GDINA>) indlogPost(<GDINA>) summary(<GDINA>)
- CDM calibration under the G-DINA model framework
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GMSCDM()
- Estimating multiple-strategy cognitive diagnosis models
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ILCA()
- Iterative latent-class analysis
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LC2LG()
- Transformation between latent classes and latent groups
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MCmodel()
- Multiple-choice models
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Qval() extract(<Qval>) summary(<Qval>)
- Q-matrix validation
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att.structure()
- Generate hierarchical attribute structures
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attributepattern()
- Generate all possible attribute patterns
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autoGDINA() summary(<autoGDINA>)
- Q-matrix validation, model selection and calibration in one run
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bdiagMatrix()
- Create a block diagonal matrix
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bootSE()
- Calculating standard errors and variance-covariance matrix using bootstrap methods
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cjoint()
- Combine R Objects by Columns
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designmatrix()
- Generate design matrix
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dif() summary(<dif>)
- Differential item functioning for cognitive diagnosis models
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extract()
- extract elements from objects of various classes
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indlogLik()
- Extract log-likelihood for each individual
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indlogPost()
- Extract log posterior for each individual
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itemfit() extract(<itemfit>) summary(<itemfit>)
- Item fit statistics
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itemfitPD()
- Item fit statistics from the power-divergence family
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itemparm()
- extract item parameters (deprecated)
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modelcomp() extract(<modelcomp>) summary(<modelcomp>)
- Item-level model comparison using Wald, LR or LM tests
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modelfit()
- Model fit statistics
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monocheck()
- This function checks if monotonicity is violated
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npar()
- Calculate the number of parameters
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pairwiseDIF()
- Pairwise post hoc DIF analysis
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personparm()
- calculate person (incidental) parameters
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plot(<GDINA>)
- Create plots for GDINA estimates
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plot(<Qval>)
- Mesa plot for Q-matrix validation
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plot(<itemfit>)
- Item fit plots
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plot(<pairwiseDIF>)
- Grouped bar plots for pairwise DIF posthoc analysis
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realdata_ECPE
- Examination for the Certificate of Proficiency in English (ECPE) data
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realdata_Tatsuoka1990
- Tatsuoka's fraction subtraction data
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rowMatch()
- Count the frequency of a row vector in a data frame
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score()
- Score function
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sim10GDINA
- Simulated data (10 items, G-DINA model)
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sim10MCDINA
- Simulated data (10 items, MC-DINA model)
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sim10MCDINA2
- Simulated data (10 items, MC-DINA model)
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sim20seqGDINA
- Simulated data (20 items, sequential G-DINA model)
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sim21seqDINA
- Simulated data (21 items, sequential DINA model)
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sim30DINA
- Simulated data (30 items, DINA model)
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sim30GDINA
- Simulated data (30 items, G-DINA model)
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sim30pGDINA
- Simulated data (30 items, polytomous G-DINA model)
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simDTM()
- Simulating data for diagnostic tree model
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simGDINA() extract(<simGDINA>)
- Data simulation based on the G-DINA models
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startGDINA()
- Graphical user interface of the GDINA function
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unique_only()
- Unique values in a vector
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unrestrQ()
- Generate unrestricted Qc matrix from an restricted Qc matrix