public void SweepableEstimatorPipeline_append_test()
{
var e1 = new SweepableEstimator(CodeGen.EstimatorType.Concatenate);
var e2 = new SweepableEstimator(CodeGen.EstimatorType.ConvertType);
var pipeline = new SweepableEstimatorPipeline();
pipeline = pipeline.Append(e1).Append(e2);
pipeline.ToString().Should().Be("Concatenate=>ConvertType");
pipeline.SearchSpace.FeatureSpaceDim.Should().Be(0);
}
public static MultiModelPipeline Append(this SweepableEstimatorPipeline pipeline, params SweepableEstimator[] estimators)
{
var multiModelPipeline = new MultiModelPipeline();
foreach (var estimator in pipeline.Estimators)
{
multiModelPipeline = multiModelPipeline.Append(estimator);
}
return(multiModelPipeline.Append(estimators));
}
private SweepableEstimatorPipeline CreateSweepbaleEstimatorPipeline()
{
var concat = SweepableEstimatorFactory.CreateConcatenate(new ConcatOption());
var replaceMissingValue = SweepableEstimatorFactory.CreateReplaceMissingValues(new ReplaceMissingValueOption());
var oneHot = SweepableEstimatorFactory.CreateOneHotEncoding(new OneHotOption());
var lightGbm = SweepableEstimatorFactory.CreateLightGbmBinary(new LgbmOption());
var fastTree = SweepableEstimatorFactory.CreateFastTreeBinary(new FastTreeOption());
var pipeline = new SweepableEstimatorPipeline(new SweepableEstimator[] { concat, replaceMissingValue, oneHot, lightGbm, fastTree });
return(pipeline);
}
public static SweepableEstimatorPipeline Append(this SweepableEstimatorPipeline pipeline, IEstimator <ITransformer> estimator1)
{
return(pipeline.Append(new SweepableEstimator((context, parameter) => estimator1, new SearchSpace.SearchSpace())));
}
