Class MOMEstimator
- java.lang.Object
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- elki.math.statistics.intrinsicdimensionality.MOMEstimator
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- All Implemented Interfaces:
DistanceBasedIntrinsicDimensionalityEstimator
,IntrinsicDimensionalityEstimator<java.lang.Object>
@Reference(authors="L. Amsaleg, O. Chelly, T. Furon, S. Girard, M. E. Houle, K. Kawarabayashi, M. Nett", title="Estimating Local Intrinsic Dimensionality", booktitle="Proc. SIGKDD International Conference on Knowledge Discovery and Data Mining 2015", url="https://doi.org/10.1145/2783258.2783405", bibkey="DBLP:conf/kdd/AmsalegCFGHKN15") public class MOMEstimator extends java.lang.Object implements DistanceBasedIntrinsicDimensionalityEstimator
Methods of moments estimator, using the first moment (i.e. average).This could be generalized to higher order moments, but the variance increases with the order, and we need this to work well with small sample sizes.
Reference:
L. Amsaleg, O. Chelly, T. Furon, S. Girard, M. E. Houle, K. Kawarabayashi, M. Nett
Estimating Local Intrinsic Dimensionality
Proc. SIGKDD Int. Conf. on Knowledge Discovery and Data Mining- Since:
- 0.7.0
- Author:
- Erich Schubert
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
MOMEstimator.Par
Parameterization class.
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Field Summary
Fields Modifier and Type Field Description static MOMEstimator
STATIC
Static instance.
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Constructor Summary
Constructors Constructor Description MOMEstimator()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description <A> double
estimate(A data, NumberArrayAdapter<?,? super A> adapter, int end)
Estimate from a distance list.
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Field Detail
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STATIC
public static final MOMEstimator STATIC
Static instance.
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Method Detail
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estimate
public <A> double estimate(A data, NumberArrayAdapter<?,? super A> adapter, int end)
Description copied from interface:DistanceBasedIntrinsicDimensionalityEstimator
Estimate from a distance list.- Specified by:
estimate
in interfaceDistanceBasedIntrinsicDimensionalityEstimator
- Type Parameters:
A
- array type- Parameters:
data
- Dataadapter
- Array adapterend
- Length- Returns:
- Estimated intrinsic dimensionality
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