Hi If you do not insist on which.max() you can use
which(mat==max(mat), arr.ind=T) HTH Petr On 6 Mar 2006 at 20:55, Michael wrote: Date sent: Mon, 6 Mar 2006 20:55:20 -0800 From: Michael <[EMAIL PROTECTED]> To: [email protected] Subject: [R] returning the largest element in an array/matrix? > Hi all, > > I want to use "which.max" to identify the maximum in a 2D array/matrix > and I want "argmin" and return the row and column indices. > > But "which.max" only works for vector... > > Is there any convinient way to solve this problem? > > Thanks a lot! > > [[alternative HTML version deleted]] > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html Petr Pikal [EMAIL PROTECTED] ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
