org.locationtech.geowave.analytic.sample.function

Class RandomSamplingRankFunction<T>

java.lang.Object

org.locationtech.geowave.analytic.sample.function.RandomSamplingRankFunction<T>

Type Parameters:

T -

All Implemented Interfaces:

SamplingRankFunction<T>

public class RandomSamplingRankFunction<T>
extends Object
implements SamplingRankFunction<T>

Pick any object at random by assigning a random weight over a uniform distribution.

Constructor Summary

Constructors

Constructor and Description
RandomSamplingRankFunction()

Method Summary

Modifier and Type	Method and Description
void	initialize(org.apache.hadoop.mapreduce.JobContext context, Class<?> scope, org.slf4j.Logger logger)
double	rank(int sampleSize, T value)

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomSamplingRankFunction

public RandomSamplingRankFunction()

Method Detail

initialize

public void initialize(org.apache.hadoop.mapreduce.JobContext context,
                       Class<?> scope,
                       org.slf4j.Logger logger)
                throws IOException

Specified by:

initialize in interface SamplingRankFunction<T>

Throws:

IOException

rank

public double rank(int sampleSize,
                   T value)

Specified by:

rank in interface SamplingRankFunction<T>