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package org.deeplearning4j.models.embeddings.learning;

import org.deeplearning4j.models.embeddings.WeightLookupTable;
import org.deeplearning4j.models.embeddings.loader.VectorsConfiguration;
import org.deeplearning4j.models.sequencevectors.interfaces.SequenceIterator;
import org.deeplearning4j.models.sequencevectors.sequence.Sequence;
import org.deeplearning4j.models.sequencevectors.sequence.SequenceElement;
import org.deeplearning4j.models.word2vec.wordstore.VocabCache;

import java.util.concurrent.atomic.AtomicLong;

/**
 * Implementations of this interface should contain element-related learning algorithms. Like skip-gram, cbow or glove
 *
 * @author [email protected]
 */
public interface ElementsLearningAlgorithm {

    String getCodeName();

    void configure(VocabCache vocabCache, WeightLookupTable lookupTable, VectorsConfiguration configuration);

    void pretrain(SequenceIterator iterator);

    void learnSequence(Sequence sequence, AtomicLong nextRandom, double learningRate);

    boolean isEarlyTerminationHit();
}