Incremental Maintenance of Materialized Ontologies.

This paper discusses the incremental maintenance of materialized ontologies in a rule-enabled Semantic Web. Materialization allows to speed up query processing by explicating the implicit entailments which are sanctioned by the semantics of an ontology. The complexity of reasoning with the ontology...

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Main Authors: Volz, R, Staab, S, Motik, B
Other Authors: Meersman, R
Format: Journal article
Language:English
Published: Springer 2003
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author Volz, R
Staab, S
Motik, B
author2 Meersman, R
author_facet Meersman, R
Volz, R
Staab, S
Motik, B
author_sort Volz, R
collection OXFORD
description This paper discusses the incremental maintenance of materialized ontologies in a rule-enabled Semantic Web. Materialization allows to speed up query processing by explicating the implicit entailments which are sanctioned by the semantics of an ontology. The complexity of reasoning with the ontology is thereby shifted from query time to update time. We assume that materialization techniques will frequently be important to achieve a scalable Semantic Web, since read access to ontologies is predominant. Central to materialization are maintenance techniques that allow to incrementally update a materialization when changes occur. We present a novel solution that allows to cope with changes in rules and facts. To achieve this we extend a known approach for the incremental maintenance of views in deductive databases. We show how our technique can be employed for a broad range of existing Web ontology languages, such as RDF/S and subsets of OWL and present a first evaluation. © Springer-Verlag Berlin Heidelberg 2003.
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spelling oxford-uuid:a8f82f71-d3e6-4fec-8827-243fdae54c4f2022-03-27T03:05:21ZIncremental Maintenance of Materialized Ontologies.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:a8f82f71-d3e6-4fec-8827-243fdae54c4fEnglishSymplectic Elements at OxfordSpringer2003Volz, RStaab, SMotik, BMeersman, RTari, ZSchmidt, DThis paper discusses the incremental maintenance of materialized ontologies in a rule-enabled Semantic Web. Materialization allows to speed up query processing by explicating the implicit entailments which are sanctioned by the semantics of an ontology. The complexity of reasoning with the ontology is thereby shifted from query time to update time. We assume that materialization techniques will frequently be important to achieve a scalable Semantic Web, since read access to ontologies is predominant. Central to materialization are maintenance techniques that allow to incrementally update a materialization when changes occur. We present a novel solution that allows to cope with changes in rules and facts. To achieve this we extend a known approach for the incremental maintenance of views in deductive databases. We show how our technique can be employed for a broad range of existing Web ontology languages, such as RDF/S and subsets of OWL and present a first evaluation. © Springer-Verlag Berlin Heidelberg 2003.
spellingShingle Volz, R
Staab, S
Motik, B
Incremental Maintenance of Materialized Ontologies.
title Incremental Maintenance of Materialized Ontologies.
title_full Incremental Maintenance of Materialized Ontologies.
title_fullStr Incremental Maintenance of Materialized Ontologies.
title_full_unstemmed Incremental Maintenance of Materialized Ontologies.
title_short Incremental Maintenance of Materialized Ontologies.
title_sort incremental maintenance of materialized ontologies
work_keys_str_mv AT volzr incrementalmaintenanceofmaterializedontologies
AT staabs incrementalmaintenanceofmaterializedontologies
AT motikb incrementalmaintenanceofmaterializedontologies