How about: D<-array(dim=c(d1, d2, d3))?
On Fri, Jan 15, 2016 at 2:20 PM, Matteo Richiardi < matteo.richia...@gmail.com> wrote: > What is the best way to store data in a cube? That is, I need to create a > data structure D with three indexes, say i,j,h, so that I can access each > data point D[i,j,h], and visualise sections like D[i,j,] or D[,,h]. > > I have tried to create an array of matrixes: > > D <-matrix(matrix(NA,i,j),h) > > but then D[i] returns a number, and not a matrix. > > I imagine this is a dummy question, but I did search for an answer on > various R help sites, and found nothing straightforward. Being an > inexperienced R user, I prefer a simple solution, even at some efficiency > cost. > > Many thanks for your help. > Matteo > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Dan Dalthorp, PhD USGS Forest and Rangeland Ecosystem Science Center Forest Sciences Lab, Rm 189 3200 SW Jefferson Way Corvallis, OR 97331 ph: 541-750-0953 ddalth...@usgs.gov [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
