opennlp.tools.ml

Class AbstractEventTrainer

java.lang.Object

opennlp.tools.ml.AbstractTrainer

opennlp.tools.ml.AbstractEventTrainer

All Implemented Interfaces:

EventTrainer

Direct Known Subclasses:

GIS, PerceptronTrainer, QNTrainer

public abstract class AbstractEventTrainer
extends AbstractTrainer
implements EventTrainer

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DATA_INDEXER_ONE_PASS_VALUE
static java.lang.String	DATA_INDEXER_PARAM
static java.lang.String	DATA_INDEXER_TWO_PASS_VALUE

Fields inherited from class opennlp.tools.ml.AbstractTrainer

ALGORITHM_PARAM, CUTOFF_DEFAULT, CUTOFF_PARAM, ITERATIONS_DEFAULT, ITERATIONS_PARAM, TRAINER_TYPE_PARAM

Fields inherited from interface opennlp.tools.ml.EventTrainer

EVENT_VALUE

Constructor Summary

Constructors

Constructor and Description
AbstractEventTrainer()

Method Summary

Modifier and Type	Method and Description
abstract MaxentModel	doTrain(DataIndexer indexer)
DataIndexer	getDataIndexer(ObjectStream<Event> events)
abstract boolean	isSortAndMerge()
boolean	isValid()
MaxentModel	train(ObjectStream<Event> events)

Methods inherited from class opennlp.tools.ml.AbstractTrainer

getAlgorithm, getCutoff, getIterations, init

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface opennlp.tools.ml.EventTrainer

init

Field Detail

DATA_INDEXER_PARAM

public static final java.lang.String DATA_INDEXER_PARAM

See Also:

Constant Field Values

DATA_INDEXER_ONE_PASS_VALUE

public static final java.lang.String DATA_INDEXER_ONE_PASS_VALUE

See Also:

Constant Field Values

DATA_INDEXER_TWO_PASS_VALUE

public static final java.lang.String DATA_INDEXER_TWO_PASS_VALUE

See Also:

Constant Field Values

Constructor Detail

AbstractEventTrainer

public AbstractEventTrainer()

Method Detail

isValid

public boolean isValid()

Overrides:

isValid in class AbstractTrainer

isSortAndMerge

public abstract boolean isSortAndMerge()

getDataIndexer

public DataIndexer getDataIndexer(ObjectStream<Event> events)
                           throws java.io.IOException

Throws:

java.io.IOException

doTrain

public abstract MaxentModel doTrain(DataIndexer indexer)
                             throws java.io.IOException

Throws:

java.io.IOException

train

public final MaxentModel train(ObjectStream<Event> events)
                        throws java.io.IOException

Specified by:

train in interface EventTrainer

Throws:

java.io.IOException