leukemia {LogitBoost} | R Documentation |
This is the training set of the famous AML/ALL-leukemia dataset from the Whitehead Institute. It has been reduced to 250 genes, about the half of which are very informative for classification, whereas the other half was chosen randomly.
data(leukemia)
Contains three R-objects: The expression matrix leukemia.x, the associated binary response variable leukemia.y, and the associated 3-class response variable leukemia.z
http://www.genome.wi.mit.edu/MPR
First published in Golub et al: Molecular Classification of Cancer: Class Discovery and Class Prediction by Gene Expression Monitoring. Science 1999, 286: 531-538.
data(leukemia) str(leukemia.x) str(leukemia.y) str(leukemia.z) par(mfrow=c(1,2)) plot(leukemia.x[,56], leukemia.y) plot(leukemia.x[,174],leukemia.z)