| /* |
| * 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.maxent; |
| |
| import static opennlp.PrepAttachDataUtil.createTrainingStream; |
| import static opennlp.PrepAttachDataUtil.testModel; |
| |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import opennlp.model.AbstractModel; |
| import opennlp.model.TrainUtil; |
| import opennlp.model.TwoPassDataIndexer; |
| import opennlp.model.UniformPrior; |
| |
| import org.junit.Test; |
| |
| public class MaxentPrepAttachTest { |
| |
| @Test |
| public void testMaxentOnPrepAttachData() throws IOException { |
| AbstractModel model = |
| new GISTrainer(true).trainModel(100, |
| new TwoPassDataIndexer(createTrainingStream(), 1), 1); |
| |
| testModel(model, 0.7997028967566229); |
| } |
| |
| @Test |
| public void testMaxentOnPrepAttachData2Threads() throws IOException { |
| AbstractModel model = |
| new GISTrainer(true).trainModel(100, |
| new TwoPassDataIndexer(createTrainingStream(), 1), |
| new UniformPrior(), 1, 2); |
| |
| testModel(model, 0.7997028967566229); |
| } |
| |
| @Test |
| public void testMaxentOnPrepAttachDataWithParams() throws IOException { |
| |
| Map<String, String> trainParams = new HashMap<String, String>(); |
| trainParams.put(TrainUtil.ALGORITHM_PARAM, TrainUtil.MAXENT_VALUE); |
| trainParams.put(TrainUtil.DATA_INDEXER_PARAM, |
| TrainUtil.DATA_INDEXER_TWO_PASS_VALUE); |
| trainParams.put(TrainUtil.CUTOFF_PARAM, Integer.toString(1)); |
| |
| AbstractModel model = TrainUtil.train(createTrainingStream(), trainParams, null); |
| |
| testModel(model, 0.7997028967566229); |
| } |
| |
| @Test |
| public void testMaxentOnPrepAttachDataWithParamsDefault() throws IOException { |
| |
| Map<String, String> trainParams = new HashMap<String, String>(); |
| trainParams.put(TrainUtil.ALGORITHM_PARAM, TrainUtil.MAXENT_VALUE); |
| |
| AbstractModel model = TrainUtil.train(createTrainingStream(), trainParams, null); |
| |
| testModel(model, 0.8086159940579352 ); |
| } |
| |
| } |