Nothing
R/print.EFA_AVERAGE.R
In EFAtools: Fast and Flexible Implementations of Exploratory Factor Analysis Tools
Defines functions
.print_gof
.print_average
print.EFA_AVERAGE
Documented in
print.EFA_AVERAGE
#' Print EFA_AVERAGE object
#'
#' Print Method showing a summarized output of the \link{EFA_AVERAGE} function
#'
#' @param x list. An object of class EFA_AVERAGE to be printed
#' @param stat character. A vector with the statistics to print. Possible inputs
#' are "average", "sd", "range", "min", and "max". Default is "average" and
#' "range".
#' @param plot logical. Whether a plot of the average and min- max loadings should
#' be created. Default is TRUE. If more than 10 factors are extracted, no plot is
#' created.
#' @param ... Further arguments for print.
#'
#' @export
#'
#' @method print EFA_AVERAGE
#'
#' @examples
#' \dontrun{
#' EFA_aver <- EFA_AVERAGE(test_models$baseline$cormat, n_factors = 3, N = 500)
#' EFA_aver
#' }
print.EFA_AVERAGE <- function(x, stat = c("average", "range"),
plot = TRUE, ...) {
checkmate::assert_subset(stat, c("average", "sd", "range", "min", "max"),
empty.ok = FALSE)
# extract settings
settings <- x$settings
method <- settings$method
rotation <- settings$rotation
N <- settings$N
grid <- x$implementations_grid
averaging <- settings$averaging
# settings that were varied
varied_settings <- grid
varied_settings[, c("errors", "error_m", "converged", "heywood", "chisq",
"p_chi", "cfi", "caf", "rmsea", "aic", "bic")] <- NULL
varied_settings <- apply(varied_settings, 2, function(x)unique(x[!is.na(x)]))
varied_settings <- sapply(varied_settings, length)
varied_settings <- names(varied_settings[varied_settings > 1])
# extract other stuff
no_efas <- nrow(grid)
cat("\n")
cat("Averaging performed with averaging method ",
crayon::bold(ifelse(averaging == "median", "median",
paste0("mean (trim = ", settings$trim, ")", sep = ""))),
" across ", crayon::bold(no_efas), " EFAs, ",
"varying the following settings: ",
.settings_string(varied_settings), ".", sep = "")
cat("\n")
cat("\n")
cat("The error rate is at ",
crayon::bold(round(mean(grid$errors, na.rm = TRUE) * 100), "%", sep = ""),
". Of the solutions that did not result in an error, ",
crayon::bold(round(mean(grid$converged == 0, na.rm = TRUE) * 100), "%",
sep = ""),
" converged, ",
crayon::bold(round(mean(grid$heywood, na.rm = TRUE) * 100), "%", sep = ""),
" contained Heywood cases, and ",
crayon::bold(round(mean(grid$admissible, na.rm = TRUE) * 100), "%", sep = ""),
" were admissible.", sep = "")
cat("\n")
cat("\n")
# If no solutions were achieved across which averaging could be performed,
# stop here with a message. Else, continue printing loadings etc.
if(all(grid$converged != 0 | grid$errors | grid$heywood)){
warning(crayon::yellow$bold("!"), crayon::yellow(" No solutions were achieved across which averaging was possible. Best try again with a different number of factors.\n"))
} else {
fit <- x$fit_indices
rownames(fit) <- fit$index
# Indicator-to-factor correspondences
cat("\n")
cat(cli::rule(left = crayon::bold("Indicator-to-Factor Correspondences"),
col = "blue", line = 2))
cat("\n")
cat("\n")
cat("For each cell, the proportion of solutions including the respective indicator-to-factor correspondence. A salience threshold of",
crayon::bold(settings$salience_threshold),
"was used to determine indicator-to-factor correspondences.")
cat("\n")
cat("\n")
cat(print.LOADINGS(x$ind_fac_corres, cutoff = 1e-4, digits = 2))
cat("\n")
# Print the loadings
cat("\n")
cat(cli::rule(left = crayon::bold("Loadings"), col = "blue", line = 2))
cat("\n")
.print_average(x, what = c("loadings"), stat = stat, averaging = averaging)
cat("\n")
## Print Phi for oblique solutions
if(!all(is.na(x$Phi))){
cat("\n")
cat(cli::rule(left = crayon::bold("Factor Intercorrelations from Oblique Solutions"), col = "blue", line = 2))
cat("\n")
.print_average(x, what = c("Phi"), stat = stat, averaging = averaging)
cat("\n")
}
# Variances accounted for
cat("\n")
cat(cli::rule(left = crayon::bold("Variances Accounted for"), col = "blue",
line = 2))
cat("\n")
.print_average(x, what = c("vars_accounted"), stat = stat,
averaging = averaging)
cat("\n")
# Print fit indices
if (fit["df", "average"] == 0) {
cat("\n")
cat(crayon::yellow$bold("!"), crayon::yellow(" The model is just identified (df = 0). Goodness of fit indices may not be interpretable."))
cat("\n")
}
cat("\n")
cat(cli::rule(left = crayon::bold("Model Fit"), col = "blue", line = 2))
cat("\n")
cat("\n")
cat(crayon::blue(" ", ifelse(averaging == "mean", "M", "Md"),
" (SD) [Min; Max]", sep = ""))
cat("\n")
if(all(method == "PAF") || is.na(N)){
.print_gof(fit, ind = "caf", ind_name = "CAF: ", print_zero = FALSE, digits = 2)
cat(crayon::blue("df: "),
.numformat(fit["df", "average"], 0, print_zero = TRUE), "\n", sep = "")
} else {
.print_gof(fit, ind = c("chisq"), ind_name = "\U1D712\U00B2: ",
print_zero = TRUE, digits = 2)
cat(crayon::blue("df: "),
.numformat(fit["df", "average"], 0, print_zero = TRUE), "\n", sep = "")
.print_gof(fit, ind = c("p_chi", "cfi", "rmsea", "aic", "bic", "caf"),
ind_name = c(crayon::italic("p: "), "CFI: ", "RMSEA: ",
"AIC: ", "BIC: ", "CAF: "),
print_zero = c(FALSE, FALSE, FALSE, TRUE, TRUE, FALSE),
digits = c(3, 2, 2, 2, 2, 2))
}
# Plot loadings
if(isTRUE(plot)){
if(ncol(x$loadings$average) <= 10){
plot(x)
} else {
message(cli::col_cyan(cli::symbol$info, " The factor solution contained more than 10 factors, no plot was generated. If you still want to create the plot, use 'plot(", substitute(x) ,")'.\n"))
}
}
}
}
.print_average <- function(x, what, stat, averaging){
if("average" %in% stat){
if(averaging == "mean"){
cat("\n")
cat(cli::rule(left = crayon::bold("Mean"), col = "blue"))
cat("\n")
cat("\n")
} else {
cat("\n")
cat(cli::rule(left = crayon::bold("Median"), col = "blue"))
cat("\n")
cat("\n")
}
if(what == "loadings"){
print(x$loadings$average)
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$average, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$average)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$average, r_red = Inf,
n_char = 17))
}
}
if("sd" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Standard Deviation"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
cat(.get_compare_matrix(x$loadings$sd, r_red = Inf, n_char = 17))
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$sd, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$sd)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$sd, r_red = Inf,
n_char = 17))
}
}
if("range" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Range"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
cat(.get_compare_matrix(x$loadings$range, r_red = Inf, n_char = 17))
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$range, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$range)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$range, r_red = Inf,
n_char = 17))
}
}
if("min" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Minimum"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
print(x$loadings$min)
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$min, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$min)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$min, r_red = Inf,
n_char = 17))
}
}
if("max" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Maximum"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
print(x$loadings$max)
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$max, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$max)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$max, r_red = Inf,
n_char = 17))
}
}
}
.print_gof <- function(fit, ind, ind_name, print_zero, digits){
for(i in seq_along(ind)){
if(ind[i] %in% c("p_chi", "cfi", "rmsea", "caf")){
cat(crayon::blue(ind_name[i], sep = ""),
ifelse(round(fit[ind[i], "average"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "average"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "average"], digits = digits[i],
print_zero = print_zero[i])), " (",
ifelse(round(fit[ind[i], "sd"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "sd"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "sd"], digits = digits[i],
print_zero = print_zero[i])),
") [",
ifelse(round(fit[ind[i], "min"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "min"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "min"], digits = digits[i],
print_zero = print_zero[i])), "; ",
ifelse(round(fit[ind[i], "max"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "max"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "max"], digits = digits[i],
print_zero = print_zero[i])),
"]\n", sep = "")
} else {
cat(crayon::blue(ind_name[i], sep = ""),
.numformat(fit[ind[i], "average"], digits = digits[i],
print_zero = print_zero[i]), " (",
.numformat(fit[ind[i], "sd"], digits = digits[i],
print_zero = print_zero[i]),
") [",
.numformat(fit[ind[i], "min"], digits = digits[i],
print_zero = print_zero[i]),
"; ",
.numformat(fit[ind[i], "max"], digits = digits[i],
print_zero = print_zero[i]),
"]\n", sep = "")
}
}
}
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EFAtools documentation built on Jan. 6, 2023, 5:16 p.m.
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Defines functions .print_gof .print_average print.EFA_AVERAGE
Documented in print.EFA_AVERAGE
#' Print EFA_AVERAGE object
#'
#' Print Method showing a summarized output of the \link{EFA_AVERAGE} function
#'
#' @param x list. An object of class EFA_AVERAGE to be printed
#' @param stat character. A vector with the statistics to print. Possible inputs
#' are "average", "sd", "range", "min", and "max". Default is "average" and
#' "range".
#' @param plot logical. Whether a plot of the average and min- max loadings should
#' be created. Default is TRUE. If more than 10 factors are extracted, no plot is
#' created.
#' @param ... Further arguments for print.
#'
#' @export
#'
#' @method print EFA_AVERAGE
#'
#' @examples
#' \dontrun{
#' EFA_aver <- EFA_AVERAGE(test_models$baseline$cormat, n_factors = 3, N = 500)
#' EFA_aver
#' }
print.EFA_AVERAGE <- function(x, stat = c("average", "range"),
plot = TRUE, ...) {
checkmate::assert_subset(stat, c("average", "sd", "range", "min", "max"),
empty.ok = FALSE)
# extract settings
settings <- x$settings
method <- settings$method
rotation <- settings$rotation
N <- settings$N
grid <- x$implementations_grid
averaging <- settings$averaging
# settings that were varied
varied_settings <- grid
varied_settings[, c("errors", "error_m", "converged", "heywood", "chisq",
"p_chi", "cfi", "caf", "rmsea", "aic", "bic")] <- NULL
varied_settings <- apply(varied_settings, 2, function(x)unique(x[!is.na(x)]))
varied_settings <- sapply(varied_settings, length)
varied_settings <- names(varied_settings[varied_settings > 1])
# extract other stuff
no_efas <- nrow(grid)
cat("\n")
cat("Averaging performed with averaging method ",
crayon::bold(ifelse(averaging == "median", "median",
paste0("mean (trim = ", settings$trim, ")", sep = ""))),
" across ", crayon::bold(no_efas), " EFAs, ",
"varying the following settings: ",
.settings_string(varied_settings), ".", sep = "")
cat("\n")
cat("\n")
cat("The error rate is at ",
crayon::bold(round(mean(grid$errors, na.rm = TRUE) * 100), "%", sep = ""),
". Of the solutions that did not result in an error, ",
crayon::bold(round(mean(grid$converged == 0, na.rm = TRUE) * 100), "%",
sep = ""),
" converged, ",
crayon::bold(round(mean(grid$heywood, na.rm = TRUE) * 100), "%", sep = ""),
" contained Heywood cases, and ",
crayon::bold(round(mean(grid$admissible, na.rm = TRUE) * 100), "%", sep = ""),
" were admissible.", sep = "")
cat("\n")
cat("\n")
# If no solutions were achieved across which averaging could be performed,
# stop here with a message. Else, continue printing loadings etc.
if(all(grid$converged != 0 | grid$errors | grid$heywood)){
warning(crayon::yellow$bold("!"), crayon::yellow(" No solutions were achieved across which averaging was possible. Best try again with a different number of factors.\n"))
} else {
fit <- x$fit_indices
rownames(fit) <- fit$index
# Indicator-to-factor correspondences
cat("\n")
cat(cli::rule(left = crayon::bold("Indicator-to-Factor Correspondences"),
col = "blue", line = 2))
cat("\n")
cat("\n")
cat("For each cell, the proportion of solutions including the respective indicator-to-factor correspondence. A salience threshold of",
crayon::bold(settings$salience_threshold),
"was used to determine indicator-to-factor correspondences.")
cat("\n")
cat("\n")
cat(print.LOADINGS(x$ind_fac_corres, cutoff = 1e-4, digits = 2))
cat("\n")
# Print the loadings
cat("\n")
cat(cli::rule(left = crayon::bold("Loadings"), col = "blue", line = 2))
cat("\n")
.print_average(x, what = c("loadings"), stat = stat, averaging = averaging)
cat("\n")
## Print Phi for oblique solutions
if(!all(is.na(x$Phi))){
cat("\n")
cat(cli::rule(left = crayon::bold("Factor Intercorrelations from Oblique Solutions"), col = "blue", line = 2))
cat("\n")
.print_average(x, what = c("Phi"), stat = stat, averaging = averaging)
cat("\n")
}
# Variances accounted for
cat("\n")
cat(cli::rule(left = crayon::bold("Variances Accounted for"), col = "blue",
line = 2))
cat("\n")
.print_average(x, what = c("vars_accounted"), stat = stat,
averaging = averaging)
cat("\n")
# Print fit indices
if (fit["df", "average"] == 0) {
cat("\n")
cat(crayon::yellow$bold("!"), crayon::yellow(" The model is just identified (df = 0). Goodness of fit indices may not be interpretable."))
cat("\n")
}
cat("\n")
cat(cli::rule(left = crayon::bold("Model Fit"), col = "blue", line = 2))
cat("\n")
cat("\n")
cat(crayon::blue(" ", ifelse(averaging == "mean", "M", "Md"),
" (SD) [Min; Max]", sep = ""))
cat("\n")
if(all(method == "PAF") || is.na(N)){
.print_gof(fit, ind = "caf", ind_name = "CAF: ", print_zero = FALSE, digits = 2)
cat(crayon::blue("df: "),
.numformat(fit["df", "average"], 0, print_zero = TRUE), "\n", sep = "")
} else {
.print_gof(fit, ind = c("chisq"), ind_name = "\U1D712\U00B2: ",
print_zero = TRUE, digits = 2)
cat(crayon::blue("df: "),
.numformat(fit["df", "average"], 0, print_zero = TRUE), "\n", sep = "")
.print_gof(fit, ind = c("p_chi", "cfi", "rmsea", "aic", "bic", "caf"),
ind_name = c(crayon::italic("p: "), "CFI: ", "RMSEA: ",
"AIC: ", "BIC: ", "CAF: "),
print_zero = c(FALSE, FALSE, FALSE, TRUE, TRUE, FALSE),
digits = c(3, 2, 2, 2, 2, 2))
}
# Plot loadings
if(isTRUE(plot)){
if(ncol(x$loadings$average) <= 10){
plot(x)
} else {
message(cli::col_cyan(cli::symbol$info, " The factor solution contained more than 10 factors, no plot was generated. If you still want to create the plot, use 'plot(", substitute(x) ,")'.\n"))
}
}
}
}
.print_average <- function(x, what, stat, averaging){
if("average" %in% stat){
if(averaging == "mean"){
cat("\n")
cat(cli::rule(left = crayon::bold("Mean"), col = "blue"))
cat("\n")
cat("\n")
} else {
cat("\n")
cat(cli::rule(left = crayon::bold("Median"), col = "blue"))
cat("\n")
cat("\n")
}
if(what == "loadings"){
print(x$loadings$average)
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$average, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$average)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$average, r_red = Inf,
n_char = 17))
}
}
if("sd" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Standard Deviation"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
cat(.get_compare_matrix(x$loadings$sd, r_red = Inf, n_char = 17))
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$sd, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$sd)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$sd, r_red = Inf,
n_char = 17))
}
}
if("range" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Range"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
cat(.get_compare_matrix(x$loadings$range, r_red = Inf, n_char = 17))
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$range, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$range)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$range, r_red = Inf,
n_char = 17))
}
}
if("min" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Minimum"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
print(x$loadings$min)
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$min, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$min)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$min, r_red = Inf,
n_char = 17))
}
}
if("max" %in% stat){
cat("\n")
cat(cli::rule(left = crayon::bold("Maximum"), col = "blue"))
cat("\n")
cat("\n")
if(what == "loadings"){
print(x$loadings$max)
} else if(what == "Phi"){
cat(.get_compare_matrix(x$Phi$max, r_red = Inf, n_char = 17,
var_names = paste0("F",
seq_len(ncol(x$Phi$max)))))
} else {
cat(.get_compare_matrix(x$vars_accounted$max, r_red = Inf,
n_char = 17))
}
}
}
.print_gof <- function(fit, ind, ind_name, print_zero, digits){
for(i in seq_along(ind)){
if(ind[i] %in% c("p_chi", "cfi", "rmsea", "caf")){
cat(crayon::blue(ind_name[i], sep = ""),
ifelse(round(fit[ind[i], "average"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "average"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "average"], digits = digits[i],
print_zero = print_zero[i])), " (",
ifelse(round(fit[ind[i], "sd"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "sd"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "sd"], digits = digits[i],
print_zero = print_zero[i])),
") [",
ifelse(round(fit[ind[i], "min"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "min"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "min"], digits = digits[i],
print_zero = print_zero[i])), "; ",
ifelse(round(fit[ind[i], "max"], digits[i]) < 1,
substr(.numformat(fit[ind[i], "max"], digits = digits[i],
print_zero = print_zero[i]),
2, digits + 2),
.numformat(fit[ind[i], "max"], digits = digits[i],
print_zero = print_zero[i])),
"]\n", sep = "")
} else {
cat(crayon::blue(ind_name[i], sep = ""),
.numformat(fit[ind[i], "average"], digits = digits[i],
print_zero = print_zero[i]), " (",
.numformat(fit[ind[i], "sd"], digits = digits[i],
print_zero = print_zero[i]),
") [",
.numformat(fit[ind[i], "min"], digits = digits[i],
print_zero = print_zero[i]),
"; ",
.numformat(fit[ind[i], "max"], digits = digits[i],
print_zero = print_zero[i]),
"]\n", sep = "")
}
}
}
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