fit                     Fits model to data
fit_transform           Fit model to the data, then transforms data
mlapiDecomposition      Base abstract class for all decompositions
mlapiEstimation         Base abstract class for all
                        classification/regression models
mlapiEstimationOnline   Base abstract class for all
                        classification/regression models which can be
                        *trained incremendally* (online)
mlapiTransformation     Base abstract class for all transformations
mlapiTransformationOnline
                        Base abstract class for all transformations
                        which can be *trained incremendally* (online)
predict                 Makes predictions on new data using pre-trained
                        model
transform               Transforms new data using pre-trained model
