/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you under the Apache License, Version 2.0 (the | |
* "License"); you may not use this file except in compliance | |
* with the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, | |
* software distributed under the License is distributed on an | |
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
* KIND, either express or implied. See the License for the | |
* specific language governing permissions and limitations | |
* under the License. | |
*/ | |
package opennlp.tools.disambiguator.ims; | |
import java.util.ArrayList; | |
import java.util.Arrays; | |
import java.util.List; | |
import opennlp.tools.disambiguator.FeaturesExtractor; | |
import opennlp.tools.disambiguator.ims.WTDIMS; | |
public class DefaultIMSContextGenerator implements IMSContextGenerator { | |
FeaturesExtractor fExtractor = new FeaturesExtractor(); | |
/** | |
* Default context generator for IMS. | |
*/ | |
public DefaultIMSContextGenerator() { | |
} | |
/** | |
* Get Context of a word To disambiguate | |
*/ | |
@Override | |
public String[] getContext(WTDIMS word) { | |
return fExtractor.serializeIMSFeatures(word); | |
} | |
/** | |
* Returns an {@link ArrayList} of features for the object of type WTDIMS | |
* Extensions of this class can override this method to create a customized | |
* {@link IMSContextGenerator} | |
* | |
* @param word | |
* : the word to disambiguate {@link WTDIMS} along with its sentence | |
* [Check the Class WTDIMS] | |
* @param numberOfSurroundingWords | |
* : the number of surrounding words used in the feature | |
* "POS Tags of Surrounding Words" Default value is 3 | |
* @param ngram | |
* : the number of words used to extract the feature | |
* "Local Collocations" Default value is 2 | |
* | |
* @return an {@link ArrayList} of features | |
*/ | |
protected List<String> createContext(WTDIMS word) { | |
return Arrays.asList(getContext(word)); | |
} | |
} |