org.aksw.limes.core.measures.mapper.topology

Class DisjointMapper

java.lang.Object

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

org.aksw.limes.core.measures.mapper.topology.DisjointMapper

All Implemented Interfaces:

IMapper, ITopologicRelationMapper

public class DisjointMapper
extends AMapper
implements ITopologicRelationMapper

Mapper that checks for the topological relation disjoint.

Author:

psmeros

Nested Class Summary

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

IMapper.Language

Constructor Summary

Constructors

Constructor and Description
DisjointMapper()

Method Summary

Modifier and Type	Method and Description
AMapping	getMapping(ACache source, ACache target, String sourceVar, String targetVar, String expression, double threshold) Returns a mapping given a source, a target knowledge base and a link specification.
AMapping	getMapping(Set<Polygon> sourceData, Set<Polygon> targetData)
double	getMappingSizeApproximation(int sourceSize, int targetSize, double theta, IMapper.Language language) Returns the estimated mapping size of the mapping computed by the mapper.
String	getName() Returns the name of the mapper.
double	getRuntimeApproximation(int sourceSize, int targetSize, double theta, IMapper.Language language) Returns the estimated time needed to obtain the mapping computed by the mapper.

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

Constructor Detail

DisjointMapper

public DisjointMapper()

Method Detail

getMapping

public AMapping getMapping(Set<Polygon> sourceData,
                           Set<Polygon> targetData)

Specified by:

getMapping in interface ITopologicRelationMapper

Parameters:

sourceData - Set of Polygons

targetData - Set of Polygons

Returns:

Mapping

getMapping

public AMapping getMapping(ACache source,
                           ACache target,
                           String sourceVar,
                           String targetVar,
                           String expression,
                           double threshold)

Description copied from interface: IMapper

Returns a mapping given a source, a target knowledge base and a link specification.

Specified by:

getMapping in interface IMapper

Parameters:

source - source cache

target - target cache

sourceVar - source property variable

targetVar - size property variable

expression - metric expression of link specification

threshold - threshold of link specification

Returns:

a mapping, the resulting mapping

getRuntimeApproximation

public double getRuntimeApproximation(int sourceSize,
                                      int targetSize,
                                      double theta,
                                      IMapper.Language language)

Description copied from interface: IMapper

Returns the estimated time needed to obtain the mapping computed by the mapper.

Specified by:

getRuntimeApproximation in interface IMapper

Parameters:

sourceSize - source size

targetSize - target size

theta - atomic specification threshold

language - language of source and target variables

Returns:

estimated runtime, as double

getMappingSizeApproximation

public double getMappingSizeApproximation(int sourceSize,
                                          int targetSize,
                                          double theta,
                                          IMapper.Language language)

Description copied from interface: IMapper

Returns the estimated mapping size of the mapping computed by the mapper.

Specified by:

getMappingSizeApproximation in interface IMapper

Parameters:

sourceSize - source size

targetSize - target size

theta - atomic specification threshold

language - language of source and target variables

Returns:

estimated execution time, as double

getName

public String getName()

Description copied from interface: IMapper

Returns the name of the mapper.

Specified by:

getName in interface IMapper

Returns:

Mapper name as a string