khan {pamr}R Documentation

Khan microarray data

Description

A text file containing the Khan micorarray data

Usage

   data(khan)
   data(khanEset)

Format

The data set khan consists of 2310 rows and 65 columns. Row 1 has the sample labels, Row 2 has the class labels. The remaining rows are gene expression. Column 1 is a dummy gene number. Column 2 is the gene name. Remaining columns are gene expression.

The data set khanEset contains an exprSet representation of the same data. There is additionally a vector named, khan.geneNames containing the 2308 gene names. Note that there are 2308 genes and 64 samples (the numbers given in the preceeding paragraph include labels).

Details

Source

Khan, J. and Wei, J.S. and Ringner, M. and Saal, L. and Ladanyi, M. and Westermann, F. and Berthold, F. and Schwab, M. and Antonescu, C. and Peterson, C. and and Meltzer, P. (2001) Classification and diagnostic prediction of cancers using gene expression profiling and artificial neural network. Nature Medicine 7, 673-679.

References

Robert Tibshirani, Trevor Hastie, Balasubramanian Narasimhan, and Gilbert Chu (2002). Diagnosis of multiple cancer types by shrunken centroids of gene expression PNAS 99: 6567-6572. Available at www.pnas.org


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