Append(
this SweepableEstimatorBase estimator,
SweepableEstimatorBase transformer)
{
return(new SweepablePipeline()
.Append(estimator)
.Append(transformer));
}
Append <TNewTran>(
this SweepableEstimatorBase estimator,
TNewTran transformer)
where TNewTran : IEstimator <ITransformer>
{
return(new SweepablePipeline()
.Append(estimator)
.Append(transformer));
}
Append <TLastTran>(
this TLastTran estimator,
SweepableEstimatorBase transformer)
where TLastTran : IEstimator <ITransformer>
{
return(new SweepablePipeline()
.Append(new SweepableEstimator <TLastTran>(estimator))
.Append(transformer));
}
Append <TLastTrain>(
this EstimatorChain <TLastTrain> estimatorChain,
SweepableEstimatorBase transformer)
where TLastTrain : class, ITransformer
{
var estimators = estimatorChain.GetType().GetField("_estimators", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.NonPublic).GetValue(estimatorChain) as IEstimator <ITransformer>[];
var scopes = estimatorChain.GetType().GetField("_scopes", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.NonPublic).GetValue(estimatorChain) as TransformerScope[];
var singleNodeChain = new SweepablePipeline();
for (int i = 0; i != estimators.Length; ++i)
{
var estimator = Util.CreateSweepableEstimator(estimators[i], scopes[i]);
singleNodeChain.Append(estimator);
}
return(singleNodeChain.Append(transformer));
}