=> new MissingValueIndicatorEstimator(CatalogUtils.GetEnvironment(catalog), columns);
=> new NormalizingEstimator(CatalogUtils.GetEnvironment(catalog), mode, columns);
=> new MutualInformationFeatureSelectingEstimator(CatalogUtils.GetEnvironment(catalog), labelColumn, slotsInOutput, numBins, columns);
=> new ImageGrayscalingEstimator(CatalogUtils.GetEnvironment(catalog), columns);
=> new ColumnsCopyingEstimator(CatalogUtils.GetEnvironment(catalog), columns);
=> new KeyToValueMappingEstimator(CatalogUtils.GetEnvironment(catalog), columns);
=> new ImageGrayscalingEstimator(CatalogUtils.GetEnvironment(catalog), new[] { (outputColumnName, inputColumnName ?? outputColumnName) });
=> new Normalizer(CatalogUtils.GetEnvironment(catalog), mode, columns);
=> new KeyToBinaryVectorMappingEstimator(CatalogUtils.GetEnvironment(catalog), columns);