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## File Name: summary.frm_em.R
## File Version: 0.394
#*******************************************************
# Summary for frm_em object
summary.frm_em <- function( object, digits=4, file=NULL, ...)
{
# open sink
CDM::osink( file=file, suffix=paste0( "__SUMMARY.Rout") )
cat("-----------------------------------------------------------------\n")
mdmb_summary_print_model_description(object=object, pack="mdmb")
cat("-----------------------------------------------------------------\n")
cat( "Number of observations","=", object$ic$N, "\n" )
cat( "Number of iterations","=", object$iter, "\n\n" )
cat( "Deviance","=", round( object$ic$deviance, 2 ), "\n" )
cat( "Log likelihood","=", round( object$ic$loglike, 2 ), "\n" )
cat("\n")
cat( "Number of estimated parameters","=", object$ic$np, "\n" )
#--- Model equations
cat("-----------------------------------------------------------------\n")
cat("Descriptive Statistics (obtained from EM Algorithm)\n")
obji <- object$desc_vars
CDM::cdm_print_summary_data_frame(obji, digits=digits, from=2)
#--- Predictor matrix
cat("-----------------------------------------------------------------\n")
cat("Predictor Matrix\n")
print( object$predictorMatrix)
#--- Model equations
cat("-----------------------------------------------------------------\n")
cat("Model Equations\n")
ind0 <- object$ind0
NM <- attr(ind0,"NM")
models_vec <- rep(NA,NM+1)
for (mm in seq( NM+1, 1 ) ){
ind_mm <- ind0[[mm]]
formula_mm <- frm_formula_character(ind_mm)
model_mm <- paste0("Model ", mm, ": ", formula_mm)
models_vec[mm] <- model_mm
cat(" *", model_mm,"\n")
}
#--- Nodes for numerical integration
cat("-----------------------------------------------------------------\n")
cat("Nodes for Numerical Integration\n")
ind0 <- object$ind0
NM <- attr(ind0,"NM")
for (mm in seq( NM+1, 1 ) ){
ind_mm <- ind0[[mm]]
nodes_string <- frm_em_summary_print_nodes( dv_vars=ind_mm$dv_vars,
nodes=ind_mm$nodes,
nodes_description=ind_mm$nodes_description,
desc_vars=object$desc_vars )
cat( nodes_string, "\n")
}
cat("-----------------------------------------------------------------\n")
cat("Estimated Parameters\n")
partable <- object$partable
for (mm in seq(NM+1,1)){
#mm <- 2
cat("\n*************************************\n")
cat(models_vec[mm],"\n\n")
partable_mm <- partable[ partable$model==mm, ]
partable_mm$model <- NULL
obji <- partable_mm
rownames(obji) <- NULL
iii <- seq( which( colnames(obji)=="est" ), ncol(obji) )
for (ii in iii){
obji[,ii] <- round( obji[,ii], digits)
}
if ( nrow(obji) > 0 ){
print(obji)
} else {
cat("No estimated coefficients.\n")
}
cat("\n")
ind_mm <- ind0[[mm]]
if (ind_mm$model=="linreg"){
all_coefs <- object$all_coefs[[mm]]
AC <- length(all_coefs)
v1 <- paste0("Explained variance R^2", "=",
round( all_coefs[AC], digits ), "\n")
cat(v1)
}
if (ind_mm$model %in% c("logistic") ) {
all_coefs <- object$all_coefs[[mm]]
AC <- length(all_coefs)
v1 <- paste0("Pseudo R^2 (McKelvey & Zavoina)=",
round( all_coefs[AC], digits ), "\n")
cat(v1)
}
}
CDM::csink( file=file )
}
#*******************************************************
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