public LemmatizerModel(string languageCode, IMaxentModel lemmatizerModel, LemmatizerFactory factory)
: this(languageCode, lemmatizerModel, null, factory)
{
}
public LemmatizerModel(string languageCode, IMaxentModel lemmatizerModel, int beamSize, Dictionary <string, string> manifestInfoEntries, LemmatizerFactory factory)
: base(ComponentName, languageCode, manifestInfoEntries, factory)
{
artifactMap.Add(ModelEntry, lemmatizerModel);
Manifest[Parameters.BeamSize] = beamSize.ToString(CultureInfo.InvariantCulture);
CheckArtifactMap();
}
public LemmatizerModel(string languageCode, IMaxentModel lemmatizerModel, Dictionary <string, string> manifestInfoEntries, LemmatizerFactory factory)
: this(languageCode, lemmatizerModel, LemmatizerME.DefaultBeamSize, manifestInfoEntries, factory)
{
}
public LemmatizerModel(string languageCode, ISequenceClassificationModel <string> lemmatizerModel, Dictionary <string, string> manifestInfoEntries, LemmatizerFactory factory)
: base(ComponentName, languageCode, manifestInfoEntries, factory)
{
artifactMap.Add(ModelEntry, lemmatizerModel);
CheckArtifactMap();
}
/// <summary>
/// Trains a lemmatizer model with the given parameters.
/// </summary>
/// <param name="languageCode">The language code.</param>
/// <param name="samples">The data samples.</param>
/// <param name="parameters">The machine learnable parameters.</param>
/// <param name="factory">The sentence detector factory.</param>
/// <param name="monitor">
/// A evaluation monitor that can be used to listen the messages during the training or it can cancel the training
/// operation.
/// This argument can be a <c>null</c> value.
/// </param>
/// <returns>The trained <see cref="LemmatizerModel" /> object.</returns>
/// <exception cref="System.InvalidOperationException">The trainer was not specified.</exception>
/// <exception cref="System.NotSupportedException">Trainer type is not supported.</exception>
public static LemmatizerModel Train(string languageCode, IObjectStream <LemmaSample> samples, TrainingParameters parameters, LemmatizerFactory factory, Monitor monitor)
{
var manifestInfoEntries = new Dictionary <string, string>();
var beamSize = parameters.Get(Parameters.BeamSize, DefaultBeamSize);
var cg = factory.GetContextGenerator();
var trainerType = TrainerFactory.GetTrainerType(parameters);
if (!trainerType.HasValue)
{
throw new InvalidOperationException("The trainer was not specified.");
}
IMaxentModel model = null;
ML.Model.ISequenceClassificationModel <string> seqModel = null;
switch (trainerType)
{
case TrainerType.EventModelTrainer:
var s1 = new LemmaSampleEventStream(samples, cg);
var t1 = TrainerFactory.GetEventTrainer(parameters, manifestInfoEntries, monitor);
model = t1.Train(s1);
break;
case TrainerType.EventModelSequenceTrainer:
var s2 = new LemmaSampleSequenceStream(samples, cg);
var t2 = TrainerFactory.GetEventModelSequenceTrainer(parameters, manifestInfoEntries, monitor);
model = t2.Train(s2);
break;
case TrainerType.SequenceTrainer:
var s3 = new LemmaSampleSequenceStream(samples, cg);
var t3 = TrainerFactory.GetSequenceModelTrainer(parameters, manifestInfoEntries, monitor);
seqModel = t3.Train(s3);
break;
default:
throw new NotSupportedException("Trainer type is not supported.");
}
return(model != null
? new LemmatizerModel(languageCode, model, beamSize, manifestInfoEntries, factory)
: new LemmatizerModel(languageCode, seqModel, manifestInfoEntries, factory));
}
/// <summary>
/// Trains a lemmatizer model with the given parameters.
/// </summary>
/// <param name="languageCode">The language code.</param>
/// <param name="samples">The data samples.</param>
/// <param name="parameters">The machine learnable parameters.</param>
/// <param name="factory">The sentence detector factory.</param>
/// <returns>The trained <see cref="LemmatizerModel" /> object.</returns>
/// <exception cref="System.InvalidOperationException">The trainer was not specified.</exception>
/// <exception cref="System.NotSupportedException">Trainer type is not supported.</exception>
public static LemmatizerModel Train(string languageCode, IObjectStream <LemmaSample> samples, TrainingParameters parameters, LemmatizerFactory factory)
{
return(Train(languageCode, samples, parameters, factory, null));
}