Examples with ContextualityMeasureFeatureExtractor org.dkpro.tc.features.style.ContextualityMeasureFeatureExtractor used on opensource projects

Example 1 with ContextualityMeasureFeatureExtractor

use of org.dkpro.tc.features.style.ContextualityMeasureFeatureExtractor in project dkpro-tc by dkpro.

the class ContextualityTest method posContextFeatureExtractorTest.

@Test
public void posContextFeatureExtractorTest() throws Exception {
    AnalysisEngineDescription desc = createEngineDescription(createEngineDescription(BreakIteratorSegmenter.class), createEngineDescription(OpenNlpPosTagger.class, OpenNlpPosTagger.PARAM_LANGUAGE, "en"));
    AnalysisEngine engine = createEngine(desc);
    JCas jcas = engine.newJCas();
    jcas.setDocumentLanguage("en");
    jcas.setDocumentText("This is a test.");
    engine.process(jcas);
    TextClassificationTarget aTarget = new TextClassificationTarget(jcas, 0, jcas.getDocumentText().length());
    aTarget.addToIndexes();
    ContextualityMeasureFeatureExtractor extractor = new ContextualityMeasureFeatureExtractor();
    List<Feature> features = new ArrayList<Feature>(extractor.extract(jcas, aTarget));
    Assert.assertEquals(8, features.size());
    for (Feature feature : features) {
        if (feature.getName().equals(CONTEXTUALITY_MEASURE_FN)) {
            assertFeature(CONTEXTUALITY_MEASURE_FN, 50.2, feature);
        }
    }
}