Q2                      Perform internal cross-validation for PCA
bpca                    Bayesian PCA Missing Value Estimator
checkData               Do some basic checks on a given data matrix
kEstimate               Estimate best number of Components for missing
                        value estimation
metaboliteData          An incomplete metabolite data set from an
                        Arabidopsis coldstress experiment
metaboliteDataComplete
                        A complete metabolite data set from an
                        Arabidopsis coldstress experiment
nipalsPca               Perform principal component analysis using the
                        Non-linear iterative partial least squares
                        (NIPALS) algorithm.
pca                     Perform principal component analysis
pcaRes                  Class for representing a PCA result
plotPcs                 Plot many side by side scores XOR loadings
                        plots
ppca                    Probabilistic PCA Missing Value Estimator
prep                    Preprocess a matrix for PCA
slplot                  Plot a side by side scores and loadings plot
svdImpute               SVDimpute algorithm
svdPca                  Perform principal component analysis using
                        singular value decomposition
