Nothing
print.summary.glmc <- function (x, digits = max(3, getOption("digits") - 3),
symbolic.cor = x$symbolic.cor,
signif.stars = getOption("show.signif.stars"), ...){
cat("\nCall:\n")
cat(paste(deparse(x$call), sep="\n", collapse="\n"), "\n\n", sep="")
cat("Deviance Residuals: \n")
if(x$df.residual > 5) {
x$deviance.resid <- quantile(x$deviance.resid,na.rm=TRUE)
names(x$deviance.resid) <- c("Min", "1Q", "Median", "3Q", "Max")
}
print.default(x$deviance.resid, digits=digits, na.print = "", print.gap = 2)
if(length(x$aliased) == 0) {
cat("\nNo Coefficients\n")
} else {
## df component added in 1.8.0
if (!is.null(df<- x$df) && (nsingular <- df[3] - df[1]))
cat("\nCoefficients: (", nsingular,
" not defined because of singularities)\n", sep = "")
else cat("\nCoefficients:\n")
coefs <- x$coefficients
if(!is.null(aliased <- x$aliased) && any(aliased)) {
cn <- names(aliased)
coefs <- matrix(NA, length(aliased), 4,
dimnames=list(cn, colnames(coefs)))
coefs[!aliased, ] <- x$coefficients
}
printCoefmat(coefs, digits=digits, signif.stars=signif.stars,
na.print="NA", ...)
}
##
cat("\n(Dispersion parameter for ", x$family$family,
" family taken to be ", format(x$dispersion), ")\n\n",
apply(cbind(paste(format.default(c("Null","Residual"),width=8,flag=""),
"deviance:"),
format(unlist(x[c("null.deviance","deviance")]),
digits= max(5, digits+1)), " on",
format(unlist(x[c("df.null","df.residual")])),
" degrees of freedom\n"),
1, paste, collapse=" "),
"AIC: ", format(x$aic, digits= max(4, digits+1)),"\n\n",
"Number of Fisher Scoring iterations: ", x$iter,
"\n", sep="")
correl <- x$correlation
if(!is.null(correl)) {
# looks most sensible not to give NAs for undefined coefficients
# if(!is.null(aliased) && any(aliased)) {
# nc <- length(aliased)
# correl <- matrix(NA, nc, nc, dimnames = list(cn, cn))
# correl[!aliased, !aliased] <- x$correl
# }
p <- NCOL(correl)
if(p > 1) {
cat("\nCorrelation of Coefficients:\n")
if(is.logical(symbolic.cor) && symbolic.cor) {# NULL < 1.7.0 objects
print(symnum(correl, abbr.colnames = NULL))
} else {
correl <- format(round(correl, 2), nsmall = 2, digits = digits)
correl[!lower.tri(correl)] <- ""
print(correl[-1, -p, drop=FALSE], quote = FALSE)
}
}
}
cat("\n")
invisible(x)
}
## GLM Methods for Generic Functions :
coef.glmc <- function(object, ...) object$coefficients
deviance.glmc <- function(object, ...) object$deviance
effects.glmc <- function(object, ...) object$effects
fitted.glmc <- function(object, ...)
{
if(is.null(object$na.action)) object$fitted.values
else napredict(object$na.action, object$fitted.values)
}
family.glmc <- function(object, ...) object$family
residuals.glmc <- function(object,
type = c("deviance", "pearson", "working", "response", "partial"),
...)
{
type <- match.arg(type)
y <- object$y
r <- object$residuals
mu <- object$fitted.values
wts <- object$prior.weights
res <- switch(type,
deviance = if(object$df.res > 0) {
d.res <- sqrt(pmax((object$family$dev.resids)(y, mu, wts), 0))
ifelse(y > mu, d.res, -d.res)
} else rep.int(0, length(mu)),
pearson = (y-mu)*sqrt(wts)/sqrt(object$family$variance(mu)),
working = r,
response = y - mu,
partial = r + predict(object,type="terms")
)
if(is.null(object$na.action)) res
else naresid(object$na.action, res)
}
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