colon {rda}R Documentation

Colon Cancer Microarray Data

Description

The colon data contains two objects: colon.x, microarray expression data for 62 colon cancer samples and colon.y, the class labels for these samples.

Usage

data(colon)

Format

An expression data matrix (62x2000) colon.x and a class label vector (62) colon.y for 62 samples.

Details

colon.y is the class labels of the 62 samples. colon.x is the microarray expression data matrix with each row representing a sample.

Source

Alon, U. et al. (1999) Broad Patterns of Gene Expression Revealed by Clustering Analysis of Tumor and Normal Colon Tissues Probed by Oligonucleotide Arrays. PNAS, Vol 96, p6745-6750. The data set is available at http://microarray.princeton.edu/oncology/.

References

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


[Package rda version 1.0.1 Index]