Examples of SDCrossValidator

Examples of opennlp.tools.sentdetect.SDCrossValidator

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    Charset encoding = params.getEncoding();
   
    ObjectStream<SentenceSample> sampleStream = SentenceDetectorTrainerTool.openSampleData("Training Data",
        trainingDataInFile, encoding);
   
    SDCrossValidator validator;
   
    SentenceDetectorEvaluationMonitor errorListener = null;
    if (params.getMisclassified()) {
      errorListener = new SentenceEvaluationErrorListener();
    }
   
    if (mlParams == null) {
      mlParams = new TrainingParameters();
      mlParams.put(TrainingParameters.ALGORITHM_PARAM, "MAXENT");
      mlParams.put(TrainingParameters.ITERATIONS_PARAM,
          Integer.toString(params.getIterations()));
      mlParams.put(TrainingParameters.CUTOFF_PARAM,
          Integer.toString(params.getCutoff()));
    }

    try {
      Dictionary abbreviations = SentenceDetectorTrainerTool.loadDict(params
          .getAbbDict());
      validator = new SDCrossValidator(params.getLang(), mlParams,
          abbreviations, errorListener);
     
      validator.evaluate(sampleStream, params.getFolds());
    }
    catch (IOException e) {
      CmdLineUtil.printTrainingIoError(e);
      throw new TerminateToolException(-1);
    }
    finally {
      try {
        sampleStream.close();
      } catch (IOException e) {
        // sorry that this can fail
      }
    }
   
    FMeasure result = validator.getFMeasure();
   
    System.out.println(result.toString());
  }
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Examples of opennlp.tools.sentdetect.SDCrossValidator

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    mlParams = CmdLineUtil.loadTrainingParameters(params.getParams(), false);
    if (mlParams == null) {
      mlParams = ModelUtil.createTrainingParameters(params.getIterations(), params.getCutoff());
    }

    SDCrossValidator validator;
   
    SentenceDetectorEvaluationMonitor errorListener = null;
    if (params.getMisclassified()) {
      errorListener = new SentenceEvaluationErrorListener();
    }

    char[] eos = null;
    if (params.getEosChars() != null)
      eos = params.getEosChars().toCharArray();

    try {
      Dictionary abbreviations = SentenceDetectorTrainerTool.loadDict(params.getAbbDict());
      SentenceDetectorFactory sdFactory = SentenceDetectorFactory.create(
          params.getFactory(), params.getLang(), true, abbreviations, eos);
      validator = new SDCrossValidator(params.getLang(), mlParams, sdFactory,
          errorListener);
     
      validator.evaluate(sampleStream, params.getFolds());
    }
    catch (IOException e) {
      throw new TerminateToolException(-1, "IO error while reading training data or indexing data: " +
          e.getMessage(), e);
    }
    finally {
      try {
        sampleStream.close();
      } catch (IOException e) {
        // sorry that this can fail
      }
    }
   
    FMeasure result = validator.getFMeasure();
   
    System.out.println(result.toString());
  }
View Full Code Here

Examples of opennlp.tools.sentdetect.SDCrossValidator

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    mlParams = CmdLineUtil.loadTrainingParameters(params.getParams(), false);
    if (mlParams == null) {
      mlParams = ModelUtil.createDefaultTrainingParameters();
    }

    SDCrossValidator validator;

    SentenceDetectorEvaluationMonitor errorListener = null;
    if (params.getMisclassified()) {
      errorListener = new SentenceEvaluationErrorListener();
    }

    char[] eos = null;
    if (params.getEosChars() != null) {
      String eosString = SentenceSampleStream.replaceNewLineEscapeTags(params.getEosChars());
      eos = eosString.toCharArray();
    }

    try {
      Dictionary abbreviations = SentenceDetectorTrainerTool.loadDict(params.getAbbDict());
      SentenceDetectorFactory sdFactory = SentenceDetectorFactory.create(
          params.getFactory(), params.getLang(), true, abbreviations, eos);
      validator = new SDCrossValidator(params.getLang(), mlParams, sdFactory,
          errorListener);

      validator.evaluate(sampleStream, params.getFolds());
    }
    catch (IOException e) {
      throw new TerminateToolException(-1, "IO error while reading training data or indexing data: " +
          e.getMessage(), e);
    }
    finally {
      try {
        sampleStream.close();
      } catch (IOException e) {
        // sorry that this can fail
      }
    }

    FMeasure result = validator.getFMeasure();

    System.out.println(result.toString());
  }
View Full Code Here

Examples of opennlp.tools.sentdetect.SDCrossValidator

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    CmdLineUtil.checkInputFile("Training Data", trainingDataInFile);
   
    ObjectStream<SentenceSample> sampleStream = SentenceDetectorTrainerTool.openSampleData("Training Data",
        trainingDataInFile, parameters.getEncoding());
   
    SDCrossValidator validator = new SDCrossValidator(parameters.getLanguage(), parameters.getCutoff(), parameters.getNumberOfIterations());
   
    try {
      validator.evaluate(sampleStream, 10);
    }
    catch (IOException e) {
      CmdLineUtil.printTrainingIoError(e);
      throw new TerminateToolException(-1);
    }
    finally {
      try {
        sampleStream.close();
      } catch (IOException e) {
        // sorry that this can fail
      }
    }
   
    FMeasure result = validator.getFMeasure();
   
    System.out.println(result.toString());
  }
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