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## File Name: IRT.irfprob.R
## File Version: 0.18
###########################################################
# extracts the individual irfprob
IRT.irfprob <- function(object, ...)
{
UseMethod("IRT.irfprob")
}
###########################################################
###########################################################
# object of class din
IRT.irfprob.din <- function( object, ... )
{
ll <- object$pjk
dimnames(ll)[[1]] <- colnames(object$data)
attr(ll,"theta") <- object$attribute.patt.splitted
attr(ll,"prob.theta") <- object$attribute.patt$class.prob
attr(ll,"G") <- 1
return(ll)
}
###########################################################
###########################################################
# object of class gdina
IRT.irfprob.gdina <- function( object, ... )
{
ll <- object$pjk
dimnames(ll)[[1]] <- colnames(object$data)
attr(ll,"theta") <- object$attribute.patt.splitted
attr(ll,"prob.theta") <- object$attribute.patt[, 1:object$G ]
attr(ll,"G") <- object$G
return(ll)
}
############################################################
###########################################################
# object of class mcdina
IRT.irfprob.mcdina <- function( object, ... )
{
ll <- object$pik
dimnames(ll)[[1]] <- colnames(object$data)
attr(ll,"theta") <- object$attribute.patt.splitted
attr(ll,"prob.theta") <- object$attribute.patt
attr(ll,"G") <- object$G
return(ll)
}
############################################################
###########################################################
# object of class gdm
IRT.irfprob.gdm <- function( object, ... )
{
ll <- aperm( object$pjk, c(2, 3, 1 ) )
dimnames(ll)[[1]] <- colnames(object$data)
attr(ll,"theta") <- object$theta.k
attr(ll,"prob.theta") <- object$pi.k
attr(ll,"G") <- object$G
return(ll)
}
############################################################
###########################################################
# object of class slca
IRT.irfprob.slca <- function( object, ... )
{
ll <- aperm( object$pjk, c(2, 3, 1 ) )
dimnames(ll)[[1]] <- colnames(object$data)
attr(ll,"theta") <- NA
res <- list( "delta"=object$delta,
"delta.designmatrix"=object$delta.designmatrix )
attr(ll,"skillspace") <- res
attr(ll,"prob.theta") <- object$pi.k
attr(ll,"G") <- object$G
return(ll)
}
############################################################
###########################################################
# object of class reglca
IRT.irfprob.reglca <- function( object, ... )
{
ll <- object$pjk
dimnames(ll)[[1]] <- colnames(object$data)
attr(ll,"theta") <- NA
attr(ll,"prob.theta") <- object$class_probs
attr(ll,"G") <- object$G
return(ll)
}
############################################################
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