Can't make.cdf.env from HuEx-1_0-st-v2.text.cdf
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Ng Stanley ▴ 230
@ng-stanley-2663
Last seen 10.2 years ago
Hi I am having difficulties creating the cdfenv for Human Exon 1.0 st. > HuEx10stv2cdf <- make.cdf.env("libv1/HuEx-1_0-st-v2.text.cdf") Reading CDF file. Error: cannot allocate vector of size 1 Kb Thanks Stanley [[alternative HTML version deleted]]
cdf cdf • 918 views
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@james-w-macdonald-5106
Last seen 2 hours ago
United States
Hi Stanley, If you had taken the time to do a couple of searches, you would have found: a.) The makecdfenv/affy pipeline doesn't handle exon arrays. b.) The error you see is because you don't have enough memory. To do any exon analysis you could use makePlatformDesign/oligo, xps or exonmap. Two of which will likely require a machine with more RAM than you currently have. You might be able to get by using xps. Best, Jim Ng Stanley wrote: > Hi > > I am having difficulties creating the cdfenv for Human Exon 1.0 st. > >> HuEx10stv2cdf <- make.cdf.env("libv1/HuEx-1_0-st-v2.text.cdf") > Reading CDF file. > Error: cannot allocate vector of size 1 Kb > > Thanks > Stanley > > [[alternative HTML version deleted]] > > _______________________________________________ > Bioconductor mailing list > Bioconductor at stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: http://news.gmane.org/gmane.science.biology.informatics.conductor -- James W. MacDonald, M.S. Biostatistician Affymetrix and cDNA Microarray Core University of Michigan Cancer Center 1500 E. Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623
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See also aroma.affymetrix [ http://www.braju.com/R/aroma.affymetrix/ ]. Several people at Berkeley and WEHI doing research on exon arrays have added their methods to the package. It will work with minimal memory requirements. On the above URL, you'll find online docs and vignettes on exon array analysis (using FIRMA). /Henrik On Fri, May 9, 2008 at 6:04 AM, James W. MacDonald <jmacdon at="" med.umich.edu=""> wrote: > Hi Stanley, > > If you had taken the time to do a couple of searches, you would have found: > > a.) The makecdfenv/affy pipeline doesn't handle exon arrays. > b.) The error you see is because you don't have enough memory. > > To do any exon analysis you could use makePlatformDesign/oligo, xps or > exonmap. Two of which will likely require a machine with more RAM than you > currently have. You might be able to get by using xps. > > Best, > > Jim > > > > Ng Stanley wrote: >> >> Hi >> >> I am having difficulties creating the cdfenv for Human Exon 1.0 st. >> >>> HuEx10stv2cdf <- make.cdf.env("libv1/HuEx-1_0-st-v2.text.cdf") >> >> Reading CDF file. >> Error: cannot allocate vector of size 1 Kb >> >> Thanks >> Stanley >> >> [[alternative HTML version deleted]] >> >> _______________________________________________ >> Bioconductor mailing list >> Bioconductor at stat.math.ethz.ch >> https://stat.ethz.ch/mailman/listinfo/bioconductor >> Search the archives: >> http://news.gmane.org/gmane.science.biology.informatics.conductor > > -- > James W. MacDonald, M.S. > Biostatistician > Affymetrix and cDNA Microarray Core > University of Michigan Cancer Center > 1500 E. Medical Center Drive > 7410 CCGC > Ann Arbor MI 48109 > 734-647-5623 > > _______________________________________________ > Bioconductor mailing list > Bioconductor at stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: > http://news.gmane.org/gmane.science.biology.informatics.conductor >
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