org.aksw.limes.core.measures.mapper.temporal.allenAlgebra

Class AllenAlgebraMapper

java.lang.Object

org.aksw.limes.core.measures.mapper.AMapper

org.aksw.limes.core.measures.mapper.temporal.allenAlgebra.AllenAlgebraMapper

All Implemented Interfaces:

IMapper, IAllenAlgebraMapper

Direct Known Subclasses:

AfterMapper, BeforeMapper, DuringMapper, DuringReverseMapper, EqualsMapper, FinishesMapper, IsFinishedByMapper, IsMetByMapper, IsOverlappedByMapper, IsStartedByMapper, MeetsMapper, OverlapsMapper, StartsMapper

public abstract class AllenAlgebraMapper
extends AMapper
implements IAllenAlgebraMapper

Abstract class of Allen's temporal relations mapper. It computes basic functions between uris. For more information about Allen's Algebra @see https://en.wikipedia.org/wiki/Allen's_interval_algebra

Version:

1.0

Author:

Kleanthi Georgala (georgala@informatik.uni-leipzig.de)

Nested Class Summary

Nested classes/interfaces inherited from interface org.aksw.limes.core.measures.mapper.IMapper

IMapper.Language

Constructor Summary

Constructors

Constructor and Description
AllenAlgebraMapper()

Method Summary

Modifier and Type	Method and Description
protected static Set<String>	difference(Set<String> set1, Set<String> set2) Performs difference between two sets of uris.
ArrayList<Integer>	getRequiredAtomicRelations() Returns the set of atomic relations.
protected static Set<String>	intersection(Set<String> set1, Set<String> set2) Performs intersection between two sets of uris.
protected static Set<String>	union(Set<String> set1, Set<String> set2) Performs union between two sets of uris.

Methods inherited from class org.aksw.limes.core.measures.mapper.AMapper

getUriToUriMapping, getUriToUriMapping, getValueToUriMap, setNo

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.aksw.limes.core.measures.mapper.temporal.allenAlgebra.IAllenAlgebraMapper

getMapping

Methods inherited from interface org.aksw.limes.core.measures.mapper.IMapper

getMapping, getMappingSizeApproximation, getName, getRuntimeApproximation, setNo

Constructor Detail

AllenAlgebraMapper

public AllenAlgebraMapper()

Method Detail

union

protected static Set<String> union(Set<String> set1,
                                   Set<String> set2)

Performs union between two sets of uris.

Parameters:

set1, - first set of uris

set2, - second set of uris

Returns:

the union of set1 and set2

intersection

protected static Set<String> intersection(Set<String> set1,
                                          Set<String> set2)

Performs intersection between two sets of uris.

Parameters:

set1, - first set of uris

set2, - second set of uris

Returns:

the intersection of set1 and set2

difference

protected static Set<String> difference(Set<String> set1,
                                        Set<String> set2)

Performs difference between two sets of uris.

Parameters:

set1, - first set of uris

set2, - second set of uris

Returns:

the difference of set1 and set2

getRequiredAtomicRelations

public ArrayList<Integer> getRequiredAtomicRelations()

Returns the set of atomic relations.

Returns:

requiredAtomicRelations