Using Bioconductor To Analyse Microarray Data: Difference between revisions
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Meta(gds) #show extracted meta data | Meta(gds) #show extracted meta data | ||
table(gds)[1:10,] #show first ten rows of dataset | table(gds)[1:10,] #show first ten rows of dataset | ||
eset <- GDS2eSet(gds) #convert to expression set, by default obtains annotation (GPL) data | eset <- GDS2eSet(gds, do.log=TRUE) #convert to expression set, by default obtains annotation (GPL) data with log2 transformation | ||
pData(eset) #phenotype data | pData(eset) #phenotype data | ||
sampleNames(eset) #sample names (GSM) | sampleNames(eset) #sample names (GSM) | ||