rda (version 1.0.1)

brain: Brain Cancer Microarray Data

Description

The brain data contains two objects: brain.x, microarray expression data for 42 brain cancer samples and brain.y, the class labels for these samples.

Usage

data(brain)

format

An expression data matrix (42x5597) brain.x and a class label vector (42) brain.y for 42 samples.

source

Pomeroy, S. et al. (2002) Prediction of Central Nervous System Embryonal Tumor Outcome Based on Gene Expression. Nature, Vol 415, p436-442. The data set is available at http://www.broad.mit.edu/mpr/CNS/.

Details

brain.y is the class labels of the 42 samples. brain.x is the microarray expression data matrix with each row representing a sample.

References

Guo, Y. et al. (2004) Regularized Discriminant Analysis and Its Application in Microarrays, Technical Report, Department of Statistics, Stanford University.