namespace Microsoft.ML.StaticPipe
{
    public static class TreeRegressionExtensions : Object
    {
        public static Scalar<?> FastTree<TVal>(this RankingTrainers catalog, Scalar<?> label, Vector<?> features, Key<?, TVal> groupId, Scalar<?> weights = null, ? numberOfLeaves = 20, ? numberOfTrees = 100, ? minimumExampleCountPerLeaf = 10, ? learningRate = 0.2, Action<FastTreeRankingModelParameters> onFit = null);
    }
}