Re: [aroma.affymetrix] exon array analysis

2011-01-23 Thread Mark Robinson
Hi Kripa. Have a look at the Affymetrix website: http://www.affymetrix.com/estore/browse/products.jsp?productId=131452&categoryId=35676&productName=GeneChip-Human-Exon-1.0-ST-Array#1_3 Click on "Technical Documentation" and the file you are probably after is "HuEx-1_0-st-v2 Transcript Cluster A

[aroma.affymetrix] exon array analysis

2011-01-23 Thread kripa raman
Hi, I'm very new to microarray analysis and I fear I'm in too deep by starting with the HuEx1_0-st-v2 chip, especially since no one in my building seems to have conducted this analysis! Experiment currently: 2 chips have been analyzed and have had the same treatment, I'm looking to confirm that th

Re: [aroma.affymetrix] exon array analysis errors

2009-11-24 Thread Mark Robinson
Hi Yu Chuan. Comments below. On 24-Nov-09, at 1:00 PM, Yu Chuan wrote: > Hi, > > I am pre-processing 8 exon arrays (Hu-Ex-1_0-st-v2) and doing quality > assessment. When I plotted the NUSE using plotNUSE, I found that the > y- > axis limit is too wide, such that the boxplots were all squeezed

[aroma.affymetrix] exon array analysis errors

2009-11-23 Thread Yu Chuan
Hi, I am pre-processing 8 exon arrays (Hu-Ex-1_0-st-v2) and doing quality assessment. When I plotted the NUSE using plotNUSE, I found that the y- axis limit is too wide, such that the boxplots were all squeezed tightly around 0 and it's hard to see what's going on there. Is there any way I can cha

[aroma.affymetrix] exon array analysis

2009-10-04 Thread Enid
Dear all, I am analysing a set of exon array data, and have been following the human exon array analysis vignette, but am having trouble getting the firma scores After the firma analysis, I get a table full of NaN's. > firma <- FirmaModel(plmTr) > fit(firma, verbose=verbose) > fs <- getFirmaSco