library(robustbase) source(system.file("xtraR/styleData.R", package = "robustbase")) # -> smallD list of small datasets str(smallD,, 20) lx <- lapply(smallD, function(x) { m <- mad(x) hx <- if(!is.na(m) && m > 0 && m != Inf) # in all these cases, MASS::huber() fails MASS::huber(x) else list(m=NA, s=NA) hMx <- huberM(x) list(loc = c(median = median(x), huber = hx$m, huberM = hMx$m), scale= c(mad = m, huber = hx$s, huberM = hMx$s)) }) r <- list(mu = sapply(lx, function(x) x$loc), s = sapply(lx, function(x) x$scale)) r cat('Time elapsed: ', proc.time(),'\n') # for ``statistical reasons''