org.apache.giraph.aggregators.matrix.dense

Class FloatDenseVectorSumAggregator

java.lang.Object

org.apache.giraph.aggregators.BasicAggregator<FloatDenseVector>

org.apache.giraph.aggregators.matrix.dense.FloatDenseVectorSumAggregator

All Implemented Interfaces:

Aggregator<FloatDenseVector>

public class FloatDenseVectorSumAggregator
extends BasicAggregator<FloatDenseVector>

The float dense vector aggregator is used to aggregate float dense vectors.

Constructor Summary

Constructors

Constructor and Description
FloatDenseVectorSumAggregator()

Method Summary

Modifier and Type	Method and Description
void	aggregate(FloatDenseVector vector) Add a new value.
FloatDenseVector	createInitialValue() Return new aggregated value which is neutral to aggregate operation.

Methods inherited from class org.apache.giraph.aggregators.BasicAggregator

getAggregatedValue, reset, setAggregatedValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FloatDenseVectorSumAggregator

public FloatDenseVectorSumAggregator()

Method Detail

createInitialValue

public FloatDenseVector createInitialValue()

Description copied from interface: Aggregator

Return new aggregated value which is neutral to aggregate operation. Must be changeable without affecting internals of Aggregator

Returns:

Neutral value

aggregate

public void aggregate(FloatDenseVector vector)

Description copied from interface: Aggregator

Add a new value. Needs to be commutative and associative

Parameters:

vector - Value to be aggregated.