| golub {multtest} | R Documentation |
Gene expression data (3051 genes and 38 tumor mRNA samples) from the leukemia microarray study of Golub et al. (1999). Pre-processing was done as described in Dudoit et al. (2002). The R code for pre-processing is available in the file ../doc/golub.R.
data(golub)
golub |
matrix of gene expression levels for the 38 tumor mRNA samples, rows correspond to genes (3051 genes) and columns to mRNA samples. |
golub.cl |
numeric vector indicating the tumor class, 27 acute lymphoblastic leukemia (ALL) cases (code 0) and 11 acute myeloid leukemia (AML) cases (code 1). |
golub.gnames |
a matrix containing the names of the 3051 genes for the expression matrix |
Golub et al. (1999). Molecular classification of cancer: class
discovery and class prediction by gene expression
monitoring, Science, Vol. 286:531-537.
http://www-genome.wi.mit.edu/MPR/
.
S. Dudoit, J. Fridlyand, and T. P. Speed (2002). Comparison of discrimination methods for the classification of tumors using gene expression data. Journal of the American Statistical Association, Vol. 97, No. 457, p. 77–87.