Package org.apache.mahout.common

Examples of org.apache.mahout.common.TimingStatistics.newCall()

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          Map<String,List<String>> document = new NGrams(line, Integer.parseInt(params.get("gramSize")))
              .generateNGrams();
          for (Map.Entry<String,List<String>> stringListEntry : document.entrySet()) {
            String correctLabel = stringListEntry.getKey();
            List<String> strings = stringListEntry.getValue();
            TimingStatistics.Call call = operationStats.newCall();
            TimingStatistics.Call outercall = totalStatistics.newCall();
            ClassifierResult classifiedLabel = classifier.classifyDocument(strings.toArray(new String[strings
                .size()]), params.get("defaultCat"));
            call.end();
            outercall.end();
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  public void createBenchmark() {
    TimingStatistics stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        vectors[0][i] = new DenseVector(randomVectors.get(i));
        call.end();
      }
    }
    printStats(stats, "Create (copy)", "DenseVector");
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    printStats(stats, "Create (copy)", "DenseVector");
   
    stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        vectors[1][i] = new RandomAccessSparseVector(randomVectors.get(i));
        call.end();
      }
    }
    printStats(stats, "Create (copy)", "RandSparseVector");
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    printStats(stats, "Create (copy)", "RandSparseVector");
   
    stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        vectors[2][i] = new SequentialAccessSparseVector(randomVectors.get(i));
        call.end();
      }
    }
    printStats(stats, "Create (copy)", "SeqSparseVector");
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  public void cloneBenchmark() {
    TimingStatistics stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        vectors[0][i] = vectors[0][i].clone();
        call.end();
      }
    }
    printStats(stats, "Clone", "DenseVector");
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    printStats(stats, "Clone", "DenseVector");
   
    stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        vectors[1][i] = vectors[1][i].clone();
        call.end();
      }
    }
    printStats(stats, "Clone", "RandSparseVector");
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    printStats(stats, "Clone", "RandSparseVector");
   
    stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        vectors[2][i] = vectors[2][i].clone();
        call.end();
      }
    }
    printStats(stats, "Clone", "SeqSparseVector");
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  public void dotBenchmark() {
    double result = 0;
    TimingStatistics stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        result += vectors[0][i].dot(vectors[0][(i + 1) % numVectors]);
        call.end();
      }
    }
    // print result to prevent hotspot from eliminating deadcode
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    printStats(stats, "DotProduct", "DenseVector", "sum = " + result + ' ');
    result = 0;
    stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        result += vectors[1][i].dot(vectors[1][(i + 1) % numVectors]);
        call.end();
      }
    }
    // print result to prevent hotspot from eliminating deadcode
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    printStats(stats, "DotProduct", "RandSparseVector", "sum = " + result + ' ');
    result = 0;
    stats = new TimingStatistics();
    for (int l = 0; l < loop; l++) {
      for (int i = 0; i < numVectors; i++) {
        TimingStatistics.Call call = stats.newCall();
        result += vectors[2][i].dot(vectors[2][(i + 1) % numVectors]);
        call.end();
      }
    }
    // print result to prevent hotspot from eliminating deadcode
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