getIntensityMatrix      Extract a matrix of microarray intensities
                        from various kinds of objects
kidney                  Intensity data for 1 cDNA slide with two
                        adjacent tissue samples from a nephrectomy
                        (kidney)
lymphoma                Intensity data for 8 cDNA slides with CLL and
                        DLBL samples from the Alizadeh et al. paper in
                        Nature 2000
meanSdPlot              Plot row standard deviations versus row means
nchoosek                List all subsets of size k from n objects
normalize.AffyBatch.vsn
                        Wrapper for vsn to be used as a normalization
                        method in the package affy
rowSds                  Row standard deviation of a numeric array
sagmbSimulateData       Simulate data and assess vsn's parameter
                        estimation
vsn                     Variance stabilization and calibration for
                        microarray data.
vsnPlotPar              Plot trajectories of calibration and
                        transformation parameters for a vsn fit
vsnh                    A function that transforms a matrix of
                        microarray intensities
