org.dllearner.algorithms.ocel
Class ExampleBasedNode

java.lang.Object
  org.dllearner.algorithms.ocel.ExampleBasedNode

All Implemented Interfaces:

SearchTreeNode

public class ExampleBasedNode
extends Object
implements SearchTreeNode

Represents a node in the search tree. A node consists of the following parts: ... (see paper) ...

Author:

Jens Lehmann

Nested Class Summary

static class

ExampleBasedNode.QualityEvaluationMethod

Constructor Summary

ExampleBasedNode(OCELConfigurator configurator, Description concept)

Method Summary

boolean	addChild(ExampleBasedNode child)
double	getAccuracy(int nrOfPositiveExamples, int nrOfNegativeExamples)
SortedSet<Description>	getChildConcepts()
SortedSet<ExampleBasedNode>	getChildren() The children of this node.
Description	getConcept()
Set<Individual>	getCoveredNegatives()
Set<Individual>	getCoveredPositives()
int	getCovPosMinusCovNeg() Used to detect whether one node is more accurate than another one with calculating accuracy itself.
Description	getExpression() Gets the OWL 2 class expression at this search tree node.
int	getHorizontalExpansion()
ExampleBasedNode	getParent()
ExampleBasedNode.QualityEvaluationMethod	getQualityEvaluationMethod()
String	getRefinementChainString()
String	getShortDescription(int nrOfPositiveExamples, int nrOfNegativeExamples, String baseURI, Map<String,String> prefixes)
String	getShortDescriptionHTML(int nrOfPositiveExamples, int nrOfNegativeExamples, String baseURI)
String	getStats(int nrOfPositiveExamples, int nrOfNegativeExamples)
String	getTreeString(int nrOfPositiveExamples, int nrOfNegativeExamples)
String	getTreeString(int nrOfPositiveExamples, int nrOfNegativeExamples, String baseURI)
String	getTreeString(int nrOfPositiveExamples, int nrOfNegativeExamples, String baseURI, Map<String,String> prefixes)
boolean	isPosOnlyCandidate()
boolean	isQualityEvaluated()
boolean	isRedundant()
boolean	isTooWeak()
void	setCoveredExamples(Set<Individual> coveredPositives, Set<Individual> coveredNegatives)
void	setHorizontalExpansion(int horizontalExpansion)
void	setPosOnlyCandidate(boolean isPosOnlyCandidate)
void	setQualityEvaluationMethod(ExampleBasedNode.QualityEvaluationMethod qualityEvaluationMethod)
void	setRedundant(boolean isRedundant)
void	setTooWeak(boolean isTooWeak)
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ExampleBasedNode

public ExampleBasedNode(OCELConfigurator configurator,
                        Description concept)

Method Detail

setHorizontalExpansion

public void setHorizontalExpansion(int horizontalExpansion)

setRedundant

public void setRedundant(boolean isRedundant)

setTooWeak

public void setTooWeak(boolean isTooWeak)

addChild

public boolean addChild(ExampleBasedNode child)

setQualityEvaluationMethod

public void setQualityEvaluationMethod(ExampleBasedNode.QualityEvaluationMethod qualityEvaluationMethod)

setCoveredExamples

public void setCoveredExamples(Set<Individual> coveredPositives,
                               Set<Individual> coveredNegatives)

toString

public String toString()

Overrides:

toString in class Object

getRefinementChainString

public String getRefinementChainString()

getTreeString

public String getTreeString(int nrOfPositiveExamples,
                            int nrOfNegativeExamples)

getTreeString

public String getTreeString(int nrOfPositiveExamples,
                            int nrOfNegativeExamples,
                            String baseURI)

getTreeString

public String getTreeString(int nrOfPositiveExamples,
                            int nrOfNegativeExamples,
                            String baseURI,
                            Map<String,String> prefixes)

getShortDescription

public String getShortDescription(int nrOfPositiveExamples,
                                  int nrOfNegativeExamples,
                                  String baseURI,
                                  Map<String,String> prefixes)

getShortDescriptionHTML

public String getShortDescriptionHTML(int nrOfPositiveExamples,
                                      int nrOfNegativeExamples,
                                      String baseURI)

getStats

public String getStats(int nrOfPositiveExamples,
                       int nrOfNegativeExamples)

getAccuracy

public double getAccuracy(int nrOfPositiveExamples,
                          int nrOfNegativeExamples)

getCovPosMinusCovNeg

public int getCovPosMinusCovNeg()

Used to detect whether one node is more accurate than another one with calculating accuracy itself.

Returns:

Number of covered positives minus number of covered negatives.

getCoveredPositives

public Set<Individual> getCoveredPositives()

getCoveredNegatives

public Set<Individual> getCoveredNegatives()

getChildren

public SortedSet<ExampleBasedNode> getChildren()

Description copied from interface: SearchTreeNode

The children of this node.

Specified by:

getChildren in interface SearchTreeNode

Returns:

The children of this node.

getChildConcepts

public SortedSet<Description> getChildConcepts()

getConcept

public Description getConcept()

getExpression

public Description getExpression()

Description copied from interface: SearchTreeNode

Gets the OWL 2 class expression at this search tree node.

Specified by:

getExpression in interface SearchTreeNode

Returns:

The expression at this node.

getQualityEvaluationMethod

public ExampleBasedNode.QualityEvaluationMethod getQualityEvaluationMethod()

getHorizontalExpansion

public int getHorizontalExpansion()

isQualityEvaluated

public boolean isQualityEvaluated()

isRedundant

public boolean isRedundant()

isTooWeak

public boolean isTooWeak()

getParent

public ExampleBasedNode getParent()

Returns:

the parent

isPosOnlyCandidate

public boolean isPosOnlyCandidate()

setPosOnlyCandidate

public void setPosOnlyCandidate(boolean isPosOnlyCandidate)