public IEstimator <ITransformer> ToEstimator()
{
IEstimator <ITransformer> pipeline = new EstimatorChain <ITransformer>();
// Append each transformer to the pipeline
foreach (var transform in Transforms)
{
if (transform.Estimator != null)
{
pipeline = pipeline.Append(transform.Estimator);
}
}
// Get learner
var learner = Trainer.BuildTrainer();
if (_cacheBeforeTrainer)
{
pipeline = pipeline.AppendCacheCheckpoint(_context);
}
// Append learner to pipeline
pipeline = pipeline.Append(learner);
// Append each post-trainer transformer to the pipeline
foreach (var transform in TransformsPostTrainer)
{
if (transform.Estimator != null)
{
pipeline = pipeline.Append(transform.Estimator);
}
}
return(pipeline);
}
