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Understands the principles and practice of inferencing.

OWL and DL Homework Exercises

This document contains several "written" and "electronic" homework questions originally from the course "Semantic Web Topics" at LeHigh University. They include: Draw the equivalent graph [...]

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By |January 20th, 2017|Comments Off on OWL and DL Homework Exercises

RDF Homework Exercises

This document contains several "written" and "electronic" homework questions originally from the course "Semantic Web Topics" at LeHigh University. They include: Translating an RDF Graph [...]

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By |January 20th, 2017|Comments Off on RDF Homework Exercises

SPARQL and Linked Data Homework Exercises

This document contains several "written" and "electronic" homework questions originally from the course "Semantic Web Topics" at LeHigh University. They include: Write a series of [...]

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By |January 20th, 2017|Comments Off on SPARQL and Linked Data Homework Exercises

Design an OWL Ontology Project

This document outlines a project originally from the course "Semantic Web Topics" at LeHigh University. Students are asked to work in teams to design an [...]

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By |January 20th, 2017|Comments Off on Design an OWL Ontology Project

Ontologies and the Semantic Web

A video lecture introducing RDF Schema and OWL, with visible slides throughout. The concepts behind ontologies are also discussed in a general, schema-agnostic manner. Places [...]

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By |December 29th, 2016|Comments Off on Ontologies and the Semantic Web

Querying Linked Data

This module looks in great detail at SPARQL and introduces approaches for querying and updating semantic data. It covers the SPARQL algebra, the SPARQL 1.1 [...]

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By |October 20th, 2016|Comments Off on Querying Linked Data

On the Semantics of SPARQL Queries with Optional Matching under Entailment Regimes

This presentation covers the semantics of SPARQL queries with optional matching features under entailment regimes. It argues that normative semantics may lead to answers that [...]

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By |January 16th, 2016|Comments Off on On the Semantics of SPARQL Queries with Optional Matching under Entailment Regimes

Answering SPARQL Queries over Databases under OWL 2 QL Entailment Regime

This video presents an extension of the ontology-based data access platform Ontop that supports answering SPARQL queries under the OWL 2 QL direct semantics entailment [...]

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By |January 16th, 2016|Comments Off on Answering SPARQL Queries over Databases under OWL 2 QL Entailment Regime

Creating and Using Ontologies

Discussion of what ontologies are (and are not) and how to build them in two primary stages: 1) Requirements analysis and 2) Conceptualization. Each primary [...]

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By |January 16th, 2016|Comments Off on Creating and Using Ontologies

Ontologies and Databases

Briefly discusses what an ontology is before focusing on querying a database via an ontology. Fairly dismissive of the Semantic Web as a pipe dream- [...]

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By |January 16th, 2016|Comments Off on Ontologies and Databases