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

Examples of org.apache.mahout.cf.taste.impl.common.RunningAverage.changeDatum()

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          RunningAverage average = entry2.getValue();
          if (matchesItemID1) {
            if (remove) {
              average.removeDatum(prefDelta);
            } else {
              average.changeDatum(-prefDelta);
            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
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            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
              average.changeDatum(prefDelta);
            }
          }
        }
      }
      RunningAverage itemAverage = averageItemPref.get(itemID);
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          }
        }
      }
      RunningAverage itemAverage = averageItemPref.get(itemID);
      if (itemAverage != null) {
        itemAverage.changeDatum(prefDelta);
      }
    } finally {
      buildAverageDiffsLock.readLock().unlock();
    }
  }
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          RunningAverage average = entry2.getValue();
          if (matchesItemID1) {
            if (remove) {
              average.removeDatum(prefDelta);
            } else {
              average.changeDatum(-prefDelta);
            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
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            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
              average.changeDatum(prefDelta);
            }
          }
        }
      }
      // RunningAverage itemAverage = averageItemPref.get(itemID);
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          RunningAverage average = entry2.getValue();
          if (matchesItemID1) {
            if (remove) {
              average.removeDatum(prefDelta);
            } else {
              average.changeDatum(-prefDelta);
            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
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            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
              average.changeDatum(prefDelta);
            }
          }
        }
      }
      RunningAverage itemAverage = averageItemPref.get(itemID);
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          }
        }
      }
      RunningAverage itemAverage = averageItemPref.get(itemID);
      if (itemAverage != null) {
        itemAverage.changeDatum(prefDelta);
      }
    } finally {
      buildAverageDiffsLock.readLock().unlock();
    }
  }
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          RunningAverage average = entry2.getValue();
          if (matchesItemID1) {
            if (remove) {
              average.removeDatum(prefDelta);
            } else {
              average.changeDatum(-prefDelta);
            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
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            }
          } else if (itemID == entry2.getKey()) {
            if (remove) {
              average.removeDatum(-prefDelta);
            } else {
              average.changeDatum(prefDelta);
            }
          }
        }
      }
      // RunningAverage itemAverage = averageItemPref.get(itemID);
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