Package elki.clustering.em.models

Interface BetulaClusterModelFactory<M extends BetulaClusterModel>

Type Parameters:

M - Cluster model type

All Known Implementing Classes:

BetulaDiagonalGaussianModelFactory, BetulaMultivariateGaussianModelFactory, BetulaSphericalGaussianModelFactory

@Reference(authors="Andreas Lang and Erich Schubert",
           title="BETULA: Fast Clustering of Large Data with Improved BIRCH CF-Trees",
           booktitle="Information Systems",
           url="https://doi.org/10.1016/j.is.2021.101918",
           bibkey="DBLP:journals/is/LangS22")
public interface BetulaClusterModelFactory<M extends BetulaClusterModel>

Factory for initializing the EM models.

References:

Andreas Lang and Erich Schubert
BETULA: Fast Clustering of Large Data with Improved BIRCH CF-Trees
Information Systems

Since:

0.8.0

Author:

Andreas Lang, Erich Schubert

Field Summary

Fields

Modifier and Type	Field	Description
static OptionID	INIT_ID	Parameter to specify the cluster center initialization.

Method Summary

Modifier and Type	Method	Description
java.util.List<M>	buildInitialModels(java.util.List<? extends ClusterFeature> cfs, int k, CFTree<?> tree)	Build the initial models.

Field Detail

INIT_ID

static final OptionID INIT_ID

Parameter to specify the cluster center initialization.

Method Detail

buildInitialModels

java.util.List<M> buildInitialModels(java.util.List<? extends ClusterFeature> cfs,
                                     int k,
                                     CFTree<?> tree)

Build the initial models.

Parameters:

cfs - List of clustering features

k - Number of clusters.

tree - CF tree

Returns:

Initial models