Thanks. That seems to work. John Maindonald email: john.maindon...@anu.edu.au phone : +61 2 (6125)3473 fax : +61 2(6125)5549 Centre for Mathematics & Its Applications, Room 1194, John Dedman Mathematical Sciences Building (Building 27) Australian National University, Canberra ACT 0200. http://www.maths.anu.edu.au/~johnm
On 09/04/2011, at 4:58 PM, Prof Brian Ripley wrote: > As far as I can see read.maimages is built on top of R's own file-reading > facilties, and they all read compressed (but not zipped) files as from R > 2.10.0. > > So simply use > > gzip -9 coral55?.spot > > and rename the files back to *.spot. > > If you need more compression, use xz -9e. (You can also do this in R: > readLines() on the file, writeLines() using gzfile or xzfile.) > > You will need to make the package 'Depends: R (>= 2.10)'. > > On Sat, 9 Apr 2011, John Maindonald wrote: > >> The inst/doc directory of the DAAG package has 6 files coral551.spot, ... >> that >> are around 0.85 MB each. It would be useful to be able to zip then, but that >> as matters stand interferes with the use of the Sweave file that uses them to >> demonstrate input of expression array data that is in the "spot" format. >> They >> do not automatically get unzipped when required. I have checked that >> read.maimages (in limma) does not, unless I have missed something, have >> an option for reading zipped files. Is there any way to get around this >> without >> substantially complicating the exposition in marray-notes.pdf (also in the >> inst/doc subdirectory)? >> >> John Maindonald email: john.maindon...@anu.edu.au >> phone : +61 2 (6125)3473 fax : +61 2(6125)5549 >> Centre for Mathematics & Its Applications, Room 1194, >> John Dedman Mathematical Sciences Building (Building 27) >> Australian National University, Canberra ACT 0200. >> http://www.maths.anu.edu.au/~johnm >> >> ______________________________________________ >> R-devel@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-devel >> > > -- > Brian D. Ripley, rip...@stats.ox.ac.uk > Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ > University of Oxford, Tel: +44 1865 272861 (self) > 1 South Parks Road, +44 1865 272866 (PA) > Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel