Package org.dllearner.learningproblems

Supported DL-Learner learning problems.

See:
          Description

Class Summary
ClassLearningProblem The problem of learning the description of an existing class in an OWL ontology.
ClassScore The score of a class in ontology engineering.
EvaluatedDescriptionClass An evaluated description for learning classes in ontologies.
EvaluatedDescriptionPosNeg This represents a class description, which has been evaluated by the learning algorithm, i.e. it has been checked which examples it covers.
EvaluatedDescriptionPosOnly  
EvaluationCache Caches results of previous concept evaluation to speed up further evaluations.
PosNegLP  
PosNegLPStandard The aim of this learning problem is to learn a concept definition such that the positive examples and the negative examples do not follow.
PosNegLPStrict  
PosOnlyLP A learning problem, where we learn from positive examples only.
ScorePosNeg The score class is used to store how well a class description did on a learning problem.
ScorePosOnly  
ScoreThreeValued Computes the score (a negative value) by comparing the classification results with ideal results.
ScoreTwoValued Calculates accuracy and score (with respect to some length penalty) of a class description.
 

Enum Summary
PosNegLP.UseMultiInstanceChecks If instance checks are used for testing concepts (e.g. no retrieval), then there are several options to do this.
ScoreThreeValued.ScoreMethod  
 

Package org.dllearner.learningproblems Description

Supported DL-Learner learning problems.



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Copyright © 2007-2008 Jens Lehmann