[BioC] read.GenePix problem.
Ivan Borozan
ib at hep.ucl.ac.uk
Fri Jun 6 20:31:46 MEST 2003
Jean hi,
thanks, the maM(test) works fine however if i do:
maRawPlots(test)
i get:
Error in rep(NA, maNspots(L)) : invalid number of copies in "rep".
any help ?
all the best,
Ivan.
On Fri, 6 Jun 2003, Jean Yee Hwa Yang wrote:
> Hi Ivan,
>
> You did read the data into test. When you type
> > test
> it will provide some basic summary information about the marrayRaw object.
>
> You can tell that data was read in by checking part C of the output.
>
> > C) Summary statistics for log-ratio distribution:
> > Min. 1st Qu. Median Mean 3rd Qu. Max. NA's
> > M106a.gpr -4.52 0.23 0.71 0.94 1.38 8.72 2063
>
> To extact the actual log-ratios type
> maM(test)
>
> Cheers
>
> Jean
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Jean Yee Hwa Yang jean at biostat.ucsf.edu
> Division of Biostatistics, Tel: (415) 476-3368
> University of California, Fax: (415) 476-6014
> 500 Parnassus Avenue, MU 420-W, San Francisco, CA 94143-0560
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> On Fri, 6 Jun 2003, Ivan Borozan wrote:
>
> > hi all,
> >
> > if i try to create the obect class marrayRaw with the read.GenePix()
> > function i get :
> >
> > 1) using test<-read.GenePix("test.gpr",sep="\t")
> >
> > [1] 29
> > [1] "Reading ./M106a.gpr"
> > Pre-normalization intensity data: Object of class marrayRaw.
> >
> > Number of arrays: 1 arrays.
> >
> > A) Layout of spots on the array:
> > Array layout: Object of class marrayLayout.
> >
> > Total number of spots:
> > Dimensions of grid matrix: rows by cols
> > Dimensions of spot matrices: rows by cols
> >
> > Currently working with a subset of spots.
> >
> > Control spots:
> >
> > Notes on layout:
> >
> >
> > B) Samples hybridized to the array:
> > Object of class marrayInfo.
> >
> >
> > Number of labels: 0
> > Dimensions of maInfo matrix: rows by columns
> >
> > Notes:
> >
> >
> > C) Summary statistics for log-ratio distribution:
> > Min. 1st Qu. Median Mean 3rd Qu. Max. NA's
> > M106a.gpr -4.52 0.23 0.71 0.94 1.38 8.72 2063
> >
> > D) Notes on intensity data:
> > GenePix Data
> >
> > which is obviously no good.
> >
> > what am i doing wrong ?
> >
> >
> >
> > all the best,
> >
> > ivan.
> >
> > the header of my gpr file is the following
> >
> > ATF 1.0
> > 24 43
> > "Type=GenePix Results 1.2"
> > "DateTime=2002/10/03 11:37:59"
> > "Settings=L:\Program Files\GenePixPro3\iji.gps"
> > "GalFile=E:\Axon\Params\H19K3\H19k3b.gal"
> > "Scanner=GenePix 4000A"
> > "Comment="
> > "PixelSize=10"
> > "ImageName=635 nm 532 nm"
> > "FileName=I:\LH66-73\LH68-71\LH68-2-Cy5-670-Cy3-650.tif
> > I:\LH66-73\LH68-71\LH68-2-Cy5-670-Cy3-650.tif"
> > "PMTVolts=670 650"
> > "NormalizationFactor:RatioOfMedians=1.0787"
> > "NormalizationFactor:RatioOfMeans=1.07502"
> > "NormalizationFactor:MedianOfRatios=1.07435"
> > "NormalizationFactor:MeanOfRatios=0.751559"
> > "NormalizationFactor:RegressionRatio=1.48559"
> > "JpegImage=L:\ Data\Limin\Liver project\LH (Biopsy)Exp\LH66-73\raw
> > data\LH68-2-Cy5-670-Cy3-650.jpg"
> > "RatioFormulation=W1/W2 (635 nm/532 nm)"
> > "Barcode="
> > "ImageOrigin=840, 14460"
> > "JpegOrigin=2340, 16120"
> > "Creator=GenePix Pro 3.0.0.98"
> > "Temperature=1.45"
> > "LaserPower=2.51 2.6"
> > "LaserOnTime=52807 53773"
> > "Block" "Column" "Row" "Name" "ID" "X" "Y" "Dia."
> > "F635 Median" "F635 Mean" "F635 SD" "B635 Median" "B635
> > Mean" "B635 SD" "% > B635+1SD" "% > B635+2SD" "F635 % Sat."
> > "F532 Median" "F532 Mean" "F532 SD" "B532 Median" "B532
> > Mean" "B532 SD" "% > B532+1SD" "% > B532+2SD" "F532 % Sat."
> > "Ratio of Medians" "Ratio of Means" "Median of Ratios"
> > "Mean of Ratios" "Ratios SD" "Rgn Ratio" "Rgn Rò" "F
> > Pixels" "B Pixels" "Sum of Medians" "Sum of Means" "Log
> > Ratio" "F635 Median - B635" "F532 Median - B532" "F635 Mean - B635"
> > "F532 Mean - B532" "Flags"
> > 1 1 1 H78273 239536 2450 16370 100 55 56
> > 20 30 33 10 73 57 0 93 93 33
> > 47 49 16 81 58 0 0.543 0.565 0.506
> > 1.154 2.038 0.233 0.162 80 472 71 72 -0.880 25
> > 46 26 46 0
> >
> >
> > --
> >
> > _______________________________________________
> > Bioconductor mailing list
> > Bioconductor at stat.math.ethz.ch
> > https://www.stat.math.ethz.ch/mailman/listinfo/bioconductor
> >
>
>
--
More information about the Bioconductor
mailing list