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Understands the principles and practice of inferencing.

Semantic Inferencing with MarkLogic

This tutorial familiarizes the user with concepts and steps for using Semantic Inferencing in MarkLogic. The concepts of inference, rulesets, asserted triples and ontology triples [...]

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By |January 16th, 2016|Comments Off on Semantic Inferencing with MarkLogic

Multi-Agent and Semantic Web Systems: Description Logics and OWL

This slide presentation of lecture material was used as part of a course given at The University of Edinburgh School of Informatics. This lecture discusses [...]

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By |November 12th, 2015|Comments Off on Multi-Agent and Semantic Web Systems: Description Logics and OWL

Introduction to: Triplestores

This brief weblog entry describes the differences between triple stores and relational database systems. It also discusses the similarities and differences with NoSQL Graph databases. [...]

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By |October 9th, 2015|Comments Off on Introduction to: Triplestores

RDF, SPARQL and Semantic Repositories

This massive slide presentation covers a LOT of ground, including. It begins with the benefits of using RDF, RDFS/OWL entailment rules and how they can [...]

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By |October 9th, 2015|Comments Off on RDF, SPARQL and Semantic Repositories

Practical RDF Schema Reasoning with Annotated Semantic Web Data

Semantic Web data with annotations is becoming available, with the YAGO knowledge base a prominent example. This video discusses an approach to performing the closure [...]

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By |September 30th, 2015|Comments Off on Practical RDF Schema Reasoning with Annotated Semantic Web Data

Semantic Web Tutorial 12/14: RDF Schema and OWL 4/4

Follows where previous video left off, describing how adding a property to a resource can confer new membership in a class to that resource. Discusses [...]

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By |September 30th, 2015|Comments Off on Semantic Web Tutorial 12/14: RDF Schema and OWL 4/4

An Introduction to OWL

This video lecture starts with an overview of the requirements for defining and using ontologies on the Web. It then outlines the main concepts and [...]

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By |September 15th, 2015|Comments Off on An Introduction to OWL

Ontologies and the Semantic Web

This site introduces ontologies and the Semantic Web, with an emphasis on how ontologies are defined and used for applications. There are about about thirty [...]

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By |September 15th, 2015|Comments Off on Ontologies and the Semantic Web

Expressive Languages for Querying the Semantic Web

SPARQL 1.1 was recently released, which includes entailment regimes for RDFS and OWL vocabularies and a mechanism to express navigation patterns through regular expressions. Unfortunately, [...]

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By |September 15th, 2015|Comments Off on Expressive Languages for Querying the Semantic Web

Answering Queries Over OWL Ontologies with SPARQL

This slide presentation discusses the various types of RDF Schema and OWL entailment regimes defined by SPARQL 1.1. It highlights where limitations and restrictions exist [...]

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By |September 15th, 2015|Comments Off on Answering Queries Over OWL Ontologies with SPARQL