org.apache.mahout.cf.taste.impl.common
Class InvertedRunningAverage
java.lang.Object
org.apache.mahout.cf.taste.impl.common.InvertedRunningAverage
- All Implemented Interfaces:
- RunningAverage
public final class InvertedRunningAverage
- extends Object
- implements RunningAverage
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
InvertedRunningAverage
public InvertedRunningAverage(RunningAverage delegate)
addDatum
public void addDatum(double datum)
- Specified by:
addDatum in interface RunningAverage
- Parameters:
datum - new item to add to the running average
removeDatum
public void removeDatum(double datum)
- Specified by:
removeDatum in interface RunningAverage
- Parameters:
datum - item to remove to the running average
changeDatum
public void changeDatum(double delta)
- Specified by:
changeDatum in interface RunningAverage
- Parameters:
delta - amount by which to change a datum in the running average
getCount
public int getCount()
- Specified by:
getCount in interface RunningAverage
getAverage
public double getAverage()
- Specified by:
getAverage in interface RunningAverage
inverse
public RunningAverage inverse()
- Specified by:
inverse in interface RunningAverage
- Returns:
- a (possibly immutable) object whose average is the negative of this object's
Copyright © 2008–2014 The Apache Software Foundation. All rights reserved.