You can always use NetCDF and HDF5.

Even with ff, you can combine different virtual data frames to work around
that, as what we do in crlmm.

b

On Friday, 19 October 2012, Rob Dunne wrote:

> Hi,
>
> I am hitting the 2^31-1 limit on array entries in loading and normalizing
> a set of exon arrays. The oligo package uses "ff" if you have it loaded
> but ff
> seems to have the same limit.
>
> I have modified some routines from an older version of oligo (1.10.4) to
> use
> big.matrix from the big.memory package. This necessitated making big.matrix
> methods for is.matrix, annotatedDataFrameFrom, and possibly some other
> things.
> It works but is probably very fragile.
>
> How are other people handling the  2^(31)-1 limit on matrix sizes?
>
> R
>
> _______________________________________________
> Bioconductor mailing list
> Bioconductor@r-project.org <javascript:;>
> https://stat.ethz.ch/mailman/listinfo/bioconductor
> Search the archives:
> http://news.gmane.org/gmane.science.biology.informatics.conductor
>

	[[alternative HTML version deleted]]

