On Fri, 2005-10-21 at 17:42 -0500, hadley wickham wrote: > Dear list, > > Is there a generalised form of rbind/cbind for combining > matrices/arrays into higher-D structures? ie. if I have: > > a <- matrix(2,2,2) > b <- matrix(3,2,2) > > how can I get > > array(rep(c(3,2), each=4), c(2,2,2)) > > ? > > It seems like this would be the job of a generalised abind function: > abind(a,b, along=1) == rbind(a,b) > abind(a,b, along=2) == cbind(a,b) > abind(a,b, along=3) ==array(rep(c(3,2), each=4), c(2,2,2)) > > Thanks, > > Hadley
Hadley, You just described the abind() function in the 'abind' package by Tony Plate and Richard Heiberger. HTH, Marc Schwartz ______________________________________________ [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
