twilight (version 1.46.0)

twilight.getmatrix: Internal function to extract the gene expression matrix from an expression set

Description

If the input object is of class ExpressionSet, the function extracts the gene expression matrix.

Usage

twilight.getmatrix(xin)

Arguments

xin
Input object of class ExpressionSet.

Value

References

Scheid S and Spang R (2004): A stochastic downhill search algorithm for estimating the local false discovery rate, IEEE TCBB 1(3), 98--108.

Scheid S and Spang R (2005): twilight; a Bioconductor package for estimating the local false discovery rate, Bioinformatics 21(12), 2921--2922.

Scheid S and Spang R (2006): Permutation filtering: A novel concept for significance analysis of large-scale genomic data, in: Apostolico A, Guerra C, Istrail S, Pevzner P, and Waterman M (Eds.): Research in Computational Molecular Biology: 10th Annual International Conference, Proceedings of RECOMB 2006, Venice, Italy, April 2-5, 2006. Lecture Notes in Computer Science vol. 3909, Springer, Heidelberg, pp. 338-347.

See Also

twilight.pval