Thanks for fixing this. I was initially confused, but then thought about the two dimensional case (matrix) and realized the doc. was incorrect.
Doug On 15 Sep 2003, Peter Dalgaard BSA wrote: > David Brahm <[EMAIL PROTECTED]> writes: > > > Doug Grove <[EMAIL PROTECTED]> wrote: > > > Minor mistake in the documentation on the colSums page. > > > In the ARGUMENTS section it states for 'dims' that: > > > For `col*', the sum or mean is over dimensions > > > `dims+1, ...'; for `row*' it is over dimensions `1:dims'. > > > These two are reversed. > > > > I think Doug is correct, isn't he? For example, with a 5-dimensional array and > > dims=3, colSums() sums over the first 3 dimensions (the "rows") and produces a > > 2-dimensional result. So the sum is over dimensions 1:dims. > > > > By the way, S-Plus (6.1.2) documentation is also incorrect; it says "colMeans > > is a 2 dimensional array consisting of the means across the last 3 dimensions" > > but it's really across the first 3 dimensions. > > > > So why has this bug report ended up in the "trashcan"? > > Quite possibly, it got engulfed in spam... Thomas did the move along > with several spam messages, but Brian had already fixed the typo at > that point. The current text reads > > > dims: Which dimensions are regarded as "rows" or "columns" to sum > over. For 'row*', the sum or mean is over dimensions > 'dims+1, ...'; for 'col*' it is over dimensions '1:dims'. > > > > -- > O__ ---- Peter Dalgaard Blegdamsvej 3 > c/ /'_ --- Dept. of Biostatistics 2200 Cph. N > (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918 > ~~~~~~~~~~ - ([EMAIL PROTECTED]) FAX: (+45) 35327907 > ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-devel
