Package org.neo4j.gds.kmeans

Class KmeansSampler

java.lang.Object

org.neo4j.gds.kmeans.KmeansSampler

Direct Known Subclasses:

KmeansPlusPlusSampler, KmeansUniformSampler

public abstract class KmeansSampler
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	KmeansSampler.SamplerType

Constructor Summary

Constructors

Constructor	Description
KmeansSampler(java.util.SplittableRandom random, org.neo4j.gds.kmeans.ClusterManager clusterManager, long nodeCount, int k)

Method Summary

Modifier and Type	Method	Description
static KmeansSampler	createSampler(KmeansSampler.SamplerType samplerType, java.util.SplittableRandom random, org.neo4j.gds.api.properties.nodes.NodePropertyValues nodePropertyValues, org.neo4j.gds.kmeans.ClusterManager clusterManager, long nodeCount, int k, int concurrency, org.neo4j.gds.core.utils.paged.HugeDoubleArray distanceFromCenter, java.util.concurrent.ExecutorService executorService, java.util.List<KmeansTask> tasks, org.neo4j.gds.core.utils.progress.tasks.ProgressTracker progressTracker)
abstract void	performInitialSampling()

Methods inherited from class java.lang.Object

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

Constructor Detail

KmeansSampler

public KmeansSampler(java.util.SplittableRandom random,
                     org.neo4j.gds.kmeans.ClusterManager clusterManager,
                     long nodeCount,
                     int k)

Method Detail

performInitialSampling

public abstract void performInitialSampling()

createSampler

public static KmeansSampler createSampler(KmeansSampler.SamplerType samplerType,
                                          java.util.SplittableRandom random,
                                          org.neo4j.gds.api.properties.nodes.NodePropertyValues nodePropertyValues,
                                          org.neo4j.gds.kmeans.ClusterManager clusterManager,
                                          long nodeCount,
                                          int k,
                                          int concurrency,
                                          org.neo4j.gds.core.utils.paged.HugeDoubleArray distanceFromCenter,
                                          java.util.concurrent.ExecutorService executorService,
                                          java.util.List<KmeansTask> tasks,
                                          org.neo4j.gds.core.utils.progress.tasks.ProgressTracker progressTracker)