Thanks for your answers, I need to print this data frame into a .csv file to import it in WEKA. Do you have better solution? I quite a new user of WEKA I don't know if you can give it a binary file. I think you can but it will be complicated...
David On Jul 20, 2005, at 15:07, jim holtman wrote: > You might have better luck if you have a loop that is processing one > row at a time. That means you will have to determine what the > formatting should be. With write.table it is trying to process the > entire array at once to determine the best formatting and it taking a > lot of memory (my guess at least 500MB). > > What are you going to do with a text file that large? Can you write > it out in binary if you are reading it in with another program? If > you are going to reread it with R, then 'save' would be a better > choice. > > On 7/20/05, David Ruau <[EMAIL PROTECTED]> wrote: >> Hi All, >> >> I want to print a square matrix of 7000 x 7000 into a text file. But I >> got a error after few hours of computation... >> -------- >>> write.table(MyDistMxDF, file = "temp.csv", sep=",", quote=F) >> *** malloc: vm_allocate(size=8421376) failed (error code=3) >> *** malloc[2889]: error: Can't allocate region >> Error: vector memory exhausted (limit reached?) >> *** malloc: vm_allocate(size=8421376) failed (error code=3) >> *** malloc[2889]: error: Can't allocate region >>> q() >> *** malloc: vm_allocate(size=8421376) failed (error code=3) >> *** malloc[2889]: error: Can't allocate region >> *** malloc: vm_allocate(size=8421376) failed (error code=3) >> *** malloc[2889]: error: Can't allocate region >> Error in lazyLoadDBfetch(key, datafile, compressed, envhook) : >> internal error in decompress1 >>> >> ------ >> I am running R 2.0.1 on MacOS X 10.3 with 1Gb ram. >> How could I write such a matrix to a text file. >> >> David >> >> ______________________________________________ >> R-help@stat.math.ethz.ch mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide! >> http://www.R-project.org/posting-guide.html >> > > > -- > Jim Holtman > > What the problem you are trying to solve? > > ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html