namespace Microsoft.ML.Trainers.FastTree
{
    public abstract class GamTrainerBase<TOptions, TTransformer, TPredictor> : TrainerEstimatorBase<TTransformer, TPredictor>
        where TOptions, new(), OptionsBase
        where TTransformer, ISingleFeaturePredictionTransformer<TPredictor>
        where TPredictor, class
    {
        public abstract class OptionsBase : TrainerInputBaseWithWeight
        {
            public ? GainConfidenceLevel;
        }
    }
}