Examples of FeatureExtraction

Examples of etc.aloe.processes.FeatureExtraction

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    public void run() {

        System.out.println("== Labeling and Testing ==");

        //First extract features
        FeatureExtraction extraction = getFeatureExtractionImpl();
        ExampleSet examples = extraction.extractFeatures(segmentSet.getBasicExamples(), featureSpecification);

        this.featureValues = examples.getInstances();
       
        //Predict the labels
        Predictions predictions = this.model.getPredictions(examples);
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Examples of etc.aloe.processes.FeatureExtraction

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        //Generate the features
        FeatureGeneration generation = getFeatureGenerationImpl();
        this.featureSpecification = generation.generateFeatures(basicExamples);

        //Extract features
        FeatureExtraction extraction = getFeatureExtractionImpl();
        ExampleSet examples = extraction.extractFeatures(basicExamples, this.featureSpecification);

        //Train the model
        Training training = getTrainingImpl();
        this.featureValues = examples.getInstances();
        this.model = training.train(examples);
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Examples of etc.aloe.processes.FeatureExtraction

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                FeatureGeneration generation = getFeatureGenerationImpl();
                System.out.println("- Generating features");
                FeatureSpecification spec = generation.generateFeatures(basicTrainingExamples);

                FeatureExtraction extraction = getFeatureExtractionImpl();
                System.out.println("- Extracting features from training set");
                ExampleSet trainingSet = extraction.extractFeatures(basicTrainingExamples, spec);
                basicTrainingExamples = null;

                Training training = getTrainingImpl();
                Model model = training.train(trainingSet);
                trainingSet = null;
               
                System.out.println("- Splitting out test set");
                SegmentSet testingSegments = new SegmentSet();
                testingSegments.setSegments(split.getTestingForFold(segmentSet.getSegments(), foldIndex, this.folds));
                if (getBalancingImpl() != null && balanceTestSet) {
                    testingSegments = getBalancingImpl().balance(testingSegments);
                }

                System.out.println("- Extracting basic features from test set");
                ExampleSet basicTestingExamples = testingSegments.getBasicExamples();

                System.out.println("- Extracting features from test set");
                ExampleSet testingSet = extraction.extractFeatures(basicTestingExamples, spec);
                basicTestingExamples = null;

                Predictions predictions = model.getPredictions(testingSet);
                EvaluationReport report = new EvaluationReport("Fold " + (foldIndex + 1), falsePositiveCost, falseNegativeCost);
                report.addPredictions(predictions);
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Examples of etc.aloe.processes.FeatureExtraction

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            segment.add(message);
            SegmentSet segmentSet = new SegmentSet();
            segmentSet.add(segment);

            //First extract features
            FeatureExtraction extraction = getFeatureExtractionImpl();
            extraction.setVerbosity(Loggable.Verbosity.Quiet);

            ExampleSet examples = extraction.extractFeatures(segmentSet.getBasicExamples(), featureSpecification);

            //Predict the labels
            Predictions prediction = this.model.getPredictions(examples);

            //Map back onto messages
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Examples of org.jamesii.perfdb.recording.features.FeatureExtraction

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  protected void startExtraction() {
    SimSystem.report(Level.INFO, "Starting extraction...");
    try {
      IPerformanceDatabase perfDB = SimSpExPerspective.getPerformanceDataBase();
      perfDB.open();
      FeatureExtraction fExtraction = new FeatureExtraction(perfDB);
      FeatureExtraction.refreshFeatureExtractors(perfDB);
      fExtraction.extractFeatures();
    } catch (Exception ex) {
      SimSystem.report(Level.SEVERE, null, ex.getMessage(), null, ex);
    }
    SimSystem.report(Level.INFO, "Finished feature extraction.");
  }
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Examples of org.jamesii.perfdb.recording.features.FeatureExtraction

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   * @throws Exception
   *           the exception
   */
  public void extractFeatures(IPerformanceDatabase perfDB) throws Exception {
    FeatureExtraction.refreshFeatureExtractors(perfDB);
    FeatureExtraction featureExtraction = new FeatureExtraction(perfDB);
    featureExtraction.extractFeatures();
    featureTypes = perfDB.getAllFeatureTypes();
  }
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Examples of org.oc.ocvolume.dsp.featureExtraction

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        String description = "MFCC calculations based upon Orange Cow code";
        String[] attributes = new String[]{"Number of Coeffecients"};
        definition = new FeatureDefinition(name, description, true, 13, attributes);
        dependencies = new String[]{"Magnitude Spectrum"};
        offsets = new int[]{0};
        fe = new featureExtraction();
    }
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