Nothing
print.fits.compare <- function (x, digits = max(3, .Options$digits - 3), signif.stars = getOption("show.signif.stars"), ...)
{
names <- rep(" ", length(x))
cat("\nCalls: \nName\n")
nmod <- length(x)
modsum <- vector("list", nmod)
for (i in 1:nmod) {
names[i] <- x[[i]]$name
x[[i]]$lgm <- 0
cl <- class(x[[i]])[1]
if (cl == "aov")
modsum[[i]] <- summary.lm(x[[i]])
else if (cl == "TML") {
modsum[[i]] <- summary.TML(x[[i]])
}
else if (cl == "glm") {
modsum[[i]] <- summary.lm(x[[i]])
x[[i]]$lgm <- 1
}
else if (cl == "cubinf") {
modsum[[i]] <- summary(x[[i]])
x[[i]]$lgm <- 2
}
else modsum[[i]] <- summary(x[[i]])
}
allgm <- sapply(x, "[[", "lgm")
names <- format(names)
for (i in 1:nmod) {
cat(names[i], " ")
dput(modsum[[i]]$call)
}
rsid <- function(x) {
if (x$lgm >= 1)
z <- residuals(x, type = "working")
else z <- residuals(x)
z
}
rq <- t(sapply(lapply(x, rsid), quantile, na.rm = TRUE))
dimnames(rq)[[1]] <- names
rq <- cbind(rq, rq[, 1:4, drop = FALSE])
dimnames(rq)[[2]] <- c("Min", "1Q", "Median", "3Q", "Max",
"Nobs", "Resid df", "Model Parameters", "Est. Parameters")
aname <- function(x) {
dimnames(x$coefficients)[1]
}
unames <- unique(unlist(sapply(modsum, aname)))
lnames <- length(unames)
Ncl <- 4
if (any(allgm != 0))
Ncl <- 3
dn2 <- dimnames(modsum[[1]]$coefficients)[[2]]
coeff <- matrix(NA, ncol = Ncl, nrow = nmod * lnames)
dimnames(coeff) <- list(as.list(paste(rep(unames, rep(nmod,
length(unames))), names, sep = ":")), dn2[1:Ncl])
for (i in 1:nmod) {
j <- match(dimnames(modsum[[i]]$coefficients)[[1]], unames) -
1
z <- modsum[[i]]$coefficients
coeff[j * nmod + i, 1:Ncl] <- z[, 1:Ncl]
rq[i, 7] <- modsum[[i]]$df[2]
rq[i, 8] <- modsum[[i]]$df[1]
if (allgm[i] == 0) {
rq[i, 6] <- length(modsum[[i]]$residuals)
rq[i, 9] <- modsum[[i]]$df[3]
}
else {
rq[i, 6] <- length(residuals(x[[i]]))
z <- x[[i]]$coef
nas <- is.na(z)
rq[i, 9] <- length(z[!nas])
}
}
cat("\n\nResidual Statistics\n")
print(rq[, 1:5, drop = FALSE], digits = digits, ...)
cat("\n\nNumber of Parameter in each Model\n")
print(rq[, 6:9, drop = FALSE], digits = digits, ...)
cat("\n\nCoefficients:\n")
printCoefmat(coeff, digits = digits, signif.stars = signif.stars, na.print = "NA", ...)
cat("\n\nResidual Scale Estimates:\n")
for (i in 1:nmod) {
if (allgm[i] >= 1) {
z <- scale.estimate(x[[i]])
cat(names[i], ":", format(signif(z, digits)), "\n")
}
else cat(names[i], ":", format(signif(modsum[[i]]$sigma,
digits)), "on", rq[i, 7], "degrees of freedom\n")
}
invisible(modsum)
}
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