Package org.apache.mahout.cf.taste.impl.common

Examples of org.apache.mahout.cf.taste.impl.common.LongPrimitiveArrayIterator

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    return this.preferenceFromUsers;
  }
 
  @Override
  public LongPrimitiveArrayIterator getUserIDs() {
    return new LongPrimitiveArrayIterator(userIDs);
  }
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    return itemIDs;
  }
 
  @Override
  public LongPrimitiveArrayIterator getItemIDs() {
    return new LongPrimitiveArrayIterator(itemIDs);
  }
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    return this.preferenceFromUsers;
  }
 
  @Override
  public LongPrimitiveArrayIterator getUserIDs() {
    return new LongPrimitiveArrayIterator(userIDs);
  }
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    return result;
  }
 
  @Override
  public LongPrimitiveArrayIterator getItemIDs() {
    return new LongPrimitiveArrayIterator(itemIDs);
  }
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    return this.preferenceFromUsers;
  }
 
  @Override
  public LongPrimitiveArrayIterator getUserIDs() {
    return new LongPrimitiveArrayIterator(userIDs);
  }
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    return itemIDs;
  }
 
  @Override
  public LongPrimitiveArrayIterator getItemIDs() {
    return new LongPrimitiveArrayIterator(itemIDs);
  }
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  public void testTopItems() throws Exception {
    long[] ids = new long[100];
    for (int i = 0; i < 100; i++) {
      ids[i] = i;
    }
    LongPrimitiveIterator possibleItemIds = new LongPrimitiveArrayIterator(ids);
    TopItems.Estimator<Long> estimator = new TopItems.Estimator<Long>() {
      @Override
      public double estimate(Long thing) {
        return thing;
      }
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  public void testTopItemsRandom() throws Exception {
    long[] ids = new long[100];
    for (int i = 0; i < 100; i++) {
      ids[i] = i;
    }
    LongPrimitiveIterator possibleItemIds = new LongPrimitiveArrayIterator(ids);
    final Random random = RandomUtils.getRandom();
    TopItems.Estimator<Long> estimator = new TopItems.Estimator<Long>() {
      @Override
      public double estimate(Long thing) {
        return random.nextDouble();
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  public void testTopUsers() throws Exception {
    long[] ids = new long[100];
    for (int i = 0; i < 100; i++) {
      ids[i] = i;
    }
    LongPrimitiveIterator possibleItemIds = new LongPrimitiveArrayIterator(ids);
    TopItems.Estimator<Long> estimator = new TopItems.Estimator<Long>() {
      @Override
      public double estimate(Long thing) {
        return thing;
      }
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    return this.preferenceFromUsers;
  }
 
  @Override
  public LongPrimitiveArrayIterator getUserIDs() {
    return new LongPrimitiveArrayIterator(userIDs);
  }
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Related Classes of org.apache.mahout.cf.taste.impl.common.LongPrimitiveArrayIterator

  • org.apache.mahout.cf.taste.impl.model.GenericBooleanPrefDataModel
  • org.apache.mahout.cf.taste.impl.model.GenericDataModel
  • org.apache.mahout.cf.taste.impl.recommender.SamplingCandidateItemsStrategy
  • org.apache.mahout.cf.taste.impl.recommender.TopItemsTest
  • java.util.NoSuchElementException
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