case/variable.names {base} | R Documentation |
Simple utilities returning (non-missing) case names, and (non-eliminated) variable names.
case.names(obj, ...) case.names.lm(obj, full = FALSE) variable.names(obj, ...) variable.names.lm(obj, full = FALSE)
obj |
an R object, typically a fitted model. |
full |
logical; if TRUE , all names (including zero
weights,..) are returned. |
A character vector
x <- 1:20 y <- x + (x/4 - 2)^3 + rnorm(20, s=3) names(y) <- paste("O",x,sep=".") ww <- rep(1,20); ww[13] <- 0 summary(lmxy <- lm(y ~ x + I(x^2)+I(x^3) + I((x-10)^2), weights = ww), cor = TRUE) variable.names(lmxy) variable.names(lmxy, full= TRUE)# includes the last case.names(lmxy) case.names(lmxy, full = TRUE)# includes the 0-weight case