namespace Microsoft.ML
{
    public static class CategoricalCatalog
    {
        public static OneHotEncodingEstimator OneHotEncoding(this CategoricalTransforms catalog, string outputColumnName, string inputColumnName = null, OutputKind outputKind = OutputKind.Indicator, int maximumNumberOfKeys = 1000000, KeyOrdinality keyOrdinality = KeyOrdinality.ByOccurrence, IDataView keyData = null);
    }
}