Package org.apache.mahout.common

Examples of org.apache.mahout.common.DummyReporter

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    assertEquals("Number of map results", 1, mapCollector.getData().size());
    // now reduce the mapper output
    DummyOutputCollector<Text,MeanShiftCanopy> reduceCollector = new DummyOutputCollector<Text,MeanShiftCanopy>();
    reducer.configure(conf);
    reducer.reduce(new Text("canopy"), mapCollector.getValue("canopy").iterator(), reduceCollector,
      new DummyReporter());
    reducer.close();
   
    // now verify the output
    assertEquals("Number of canopies", reducerReference.size(), reduceCollector.getKeys().size());
   
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      reducer.config(clusterList);
      reducer.configure(conf);
     
      for (String key : combinerCollector.getKeys()) {
        List<FuzzyKMeansInfo> values = combinerCollector.getValue(key);
        reducer.reduce(new Text(key), values.iterator(), reducerCollector, new DummyReporter());
      }
     
      // now verify the reducer output
      assertEquals("Reducer Output", k + 1, combinerCollector.getData().size());
     
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      KMeansReducer reducer = new KMeansReducer();
      reducer.configure(conf);
      reducer.config(clusters);
      DummyOutputCollector<Text,Cluster> collector3 = new DummyOutputCollector<Text,Cluster>();
      for (String key : collector2.getKeys()) {
        reducer.reduce(new Text(key), collector2.getValue(key).iterator(), collector3, new DummyReporter());
      }
     
      assertEquals("Number of map results", k + 1, collector3.getData().size());
     
      // compute the reference result after one iteration and compare
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    DummyOutputCollector<Text,VectorWritable> collector = new DummyOutputCollector<Text,VectorWritable>();
    List<VectorWritable> points = getPointsWritable(raw);
    // map the data
    for (VectorWritable point : points) {
      mapper.map(new Text(), point, collector, new DummyReporter());
    }
    mapper.close();
    assertEquals("Number of map results", 1, collector.getData().size());
    // now verify the output
    List<VectorWritable> data = collector.getValue("centroid");
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    DummyOutputCollector<Text,VectorWritable> collector = new DummyOutputCollector<Text,VectorWritable>();
    List<VectorWritable> points = getPointsWritable(raw);
    // map the data
    for (VectorWritable point : points) {
      mapper.map(new Text(), point, collector, new DummyReporter());
    }
    mapper.close();
    assertEquals("Number of map results", 1, collector.getData().size());
    // now verify the output
    List<VectorWritable> data = collector.getValue("centroid");
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    conf.set(CanopyConfigKeys.T2_KEY, String.valueOf(2.1));
    reducer.configure(conf);
   
    DummyOutputCollector<Text,Canopy> collector = new DummyOutputCollector<Text,Canopy>();
    List<VectorWritable> points = getPointsWritable(raw);
    reducer.reduce(new Text("centroid"), points.iterator(), collector, new DummyReporter());
    reducer.close();
    Set<String> keys = collector.getKeys();
    assertEquals("Number of centroids", 3, keys.size());
    int i = 0;
    for (String key : keys) {
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    conf.set(CanopyConfigKeys.T2_KEY, String.valueOf(2.1));
    reducer.configure(conf);
   
    DummyOutputCollector<Text,Canopy> collector = new DummyOutputCollector<Text,Canopy>();
    List<VectorWritable> points = getPointsWritable(raw);
    reducer.reduce(new Text("centroid"), points.iterator(), collector, new DummyReporter());
    reducer.close();
    Set<String> keys = collector.getKeys();
    assertEquals("Number of centroids", 3, keys.size());
    int i = 0;
    for (String key : keys) {
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    }
    mapper.config(canopies);
    List<VectorWritable> points = getPointsWritable(raw);
    // map the data
    for (VectorWritable point : points) {
      mapper.map(new Text(), point, collector, new DummyReporter());
    }
    Map<String,List<VectorWritable>> data = collector.getData();
    assertEquals("Number of map results", canopies.size(), data.size());
    for (Map.Entry<String,List<VectorWritable>> stringListEntry : data.entrySet()) {
      String key = stringListEntry.getKey();
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    }
    mapper.config(canopies);
    List<VectorWritable> points = getPointsWritable(raw);
    // map the data
    for (VectorWritable point : points) {
      mapper.map(new Text(), point, collector, new DummyReporter());
    }
    Map<String,List<VectorWritable>> data = collector.getData();
    assertEquals("Number of map results", canopies.size(), data.size());
    for (Map.Entry<String,List<VectorWritable>> stringListEntry : data.entrySet()) {
      String key = stringListEntry.getKey();
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    }
    mapper.config(canopies);
    List<VectorWritable> points = getPointsWritable(raw);
    // map the data
    for (VectorWritable point : points) {
      mapper.map(new Text(), point, collector, new DummyReporter());
    }
    Map<String,List<VectorWritable>> data = collector.getData();
    assertEquals("Number of map results", canopies.size(), data.size());
   
    // reduce the data
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Related Classes of org.apache.mahout.common.DummyReporter

  • org.apache.commons.lang.mutable.MutableLong
  • org.apache.mahout.clustering.canopy.TestCanopyCreation
  • org.apache.mahout.clustering.fuzzykmeans.TestFuzzyKmeansClustering
  • org.apache.mahout.clustering.kmeans.TestKmeansClustering
  • org.apache.mahout.clustering.meanshift.TestMeanShift
  • org.apache.commons.lang.NotImplementedException
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