IPC                     The incremental principal component method can
                        handle online data sets.
IPCR                    Incremental Principal Component Regression for
                        Online Datasets
PCR                     Principal Component Regression (PCR)
PPC                     The perturbation principal component method can
                        handle online data sets.
PPCR                    Perturbation-based Principal Component
                        Regression
SAPC                    The stochastic approximate component method can
                        handle online data sets.
SPCR                    The stochastic principal component method can
                        handle online data sets.
concrete                Concrete Slump Test Data
protein                 Protein Secondary Structure Data
spcrl                   The stochastic principal component regression
                        with varying learning-rate can handle online
                        data sets.
yacht_hydrodynamics     Yacht Hydrodynamics Data
