package edu.stanford.nlp.ie;
import edu.stanford.nlp.util.logging.Redwood;
import edu.stanford.nlp.sequences.ListeningSequenceModel;
import edu.stanford.nlp.sequences.SeqClassifierFlags;
import edu.stanford.nlp.util.CoreMap;
import edu.stanford.nlp.util.Index;
import edu.stanford.nlp.util.Pair;
import java.util.List;
/**
* @author Christopher Manning
*/
public class UniformPriorFactory<IN extends CoreMap> implements PriorModelFactory<IN> {
/** A logger for this class */
private static Redwood.RedwoodChannels log = Redwood.channels(UniformPriorFactory.class);
@Override
public ListeningSequenceModel getInstance(String backgroundSymbol,
Index<String> classIndex,
Index<String> tagIndex,
List<IN> document,
Pair<double[][], double[][]> entityMatrices,
SeqClassifierFlags flags) {
// log.info("Using uniform prior!");
UniformPrior<IN> uniPrior = new UniformPrior<>(flags.backgroundSymbol, classIndex, document);
return uniPrior;
}
}