PreprocessingUpdatableEstimator.Output The output type. Declarationtypealias Output = Estimator.Transformer.Output See AlsoPreprocesing and fittingpreprocessed(from:eventHandler:)fitted(to:eventHandler:)fitted(toPreprocessed:eventHandler:)makeTransformer()update(_:with:eventHandler:)update(_:withPreprocessed:eventHandler:)PreprocessingUpdatableEstimator.InputPreprocessingUpdatableEstimator.IntermediateTransformer