Nothing
summary.cubinf <-
function(object, ...)
{
coef <- object$coef
resid <- object$residuals
dresid <- residuals(object, "deviance")
famname <- object$family
family <- get(famname)
family <- family()
n <- length(resid)
p <- object$rank
if(is.null(p))
p <- sum(!is.na(coef))
if(!p) {
warning("This model has zero rank --- no summary is provided")
return(object)
}
nsingular <- length(coef) - p
rdf <- object$df.resid
if(is.null(rdf))
rdf <- n - p
# famname <- object$family#["name"]
dispersion <- 1
names(dispersion) <- famname
covun <- object$cov
var <- diag(covun)
nas <- is.na(coef)
cnames <- names(coef[!nas])
coef <- matrix(rep(coef[!nas], 3), ncol = 3)
dimnames(coef) <- list(cnames, c("Value", "Std. Error", "t value"))
coef[, 2] <- sqrt(var)
coef[, 3] <- coef[, 1]/coef[, 2]
zl <- list(...)
correlation <- TRUE
if (length(zl) > 0) {
pos <- grep("cor",names(zl), fixed=TRUE)
if (length(pos)>0) {correlation <- as.logical(zl[pos])
zl <- zl[-pos] }
}
if(correlation) {
cor <- covun
for (i in 1:nrow(cor)) {
if (var[i]<1.e-10)
{str <- paste("Variance number",i,"smaller than 1.e-10",
"(set to 1.e-10)")
print(str)}
cor[i,1:i] <- cor[i,1:i]/sqrt(var[i]*var[1:i])
cor[1:i,i] <- cor[i,1:i]
}
dimnames(cor) <- list(cnames, cnames)
}
else cor <- NULL
dimnames(covun) <- list(cnames, cnames)
ocall <- object$call
# if(!is.null(form <- object$formula)) {
# if(is.null(ocall$formula))
# ocall <- match.call(get("glm"), ocall)
# ocall$formula <- form
# }
ans <- list(call = ocall, terms = object$terms, coefficients = coef, residuals=resid,
dispersion = dispersion, df = c(p, rdf), deviance.resid = dresid,
family=family, cov.unscaled = covun, correlation = cor, deviance =
deviance(object), null.deviance = object$null.deviance, iter =
object$iter, nas=nas)
class(ans) <- c("summary.cubinf", "summary.glm")
return(ans)
}
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