Details are given of the classifying factors for the 72 columns of the Golub data set.
data(golubInfo)A data frame with 72 observations on the following 6 variables,
that identifies the samples (observations) in the data set Golub
Samplesa numeric vector: sample number
BM.PBa factor with levels BM (from bone marrow)
PB (from peripheral blood)
Gendera factor with levels F M
Sourcea factor with levels CALGB CCG DFCI St-Jude. These are the hospitals from which the sample came
tissue.mfa factor with levels BM:NA BM:f BM:m PB:NA PB:f PB:m. This factor identifies the
several combinations of source and Gender
cancera factor with levels allB allT aml
There are two types of Acute Lymphoblastic Leukemia (allB and
allT), plus Acute Myoblastic Leukemia (aml)
Molecular Classification of Cancer: Class Discovery and Class Prediction by Gene Expression Monitoring, Science, 531-537, 1999, T. R. Golub and D. K. Slonim and P. Tamayo and C. Huard and M. Gaasenbeek and J. P. Mesirov and H. Coller and M.L. Loh and J. R. Downing and M. A. Caligiuri and C. D. Bloomfield and E. S. Lander
data(golubInfo)
str(golubInfo)
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