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Accesses DBPedia's SNORQL/SPARQL endpoint and issues simple queries.

DBPedia SPARQL Endpoint Exercises

This slide tutorial teaches the user how to form SPARQL queries to answer various questions of interest and retrieve results from DBpedia's SPARQL endpoint. In [...]

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By |November 23rd, 2016|Comments Off on DBPedia SPARQL Endpoint Exercises

SPARQL: Using Operators Tutorial and Quiz

This slide tutorial focuses on using various operators in SPARQL queries. Several examples are provided which include the RDF data being queried, the SPARQL query [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using Operators Tutorial and Quiz

SPARQL: Using DESCRIBE and CONSTRUCT Tutorial and Quiz

This slide tutorial focuses on using DESCRIBE and CONSTRUCT in SPARQL queries, but also includes other basic operators. Several examples are provided which include the [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using DESCRIBE and CONSTRUCT Tutorial and Quiz

SPARQL: Using ASK Tutorial and Quiz

This slide tutorial focuses on using ASK in SPARQL queries, but also includes other basic operators. Several examples are provided which include the RDF data [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using ASK Tutorial and Quiz

SPARQL: Using SELECT Tutorial and Quiz

This slide tutorial focuses on using SELECT in SPARQL queries, but also includes other basic operators. Several examples are provided which include the RDF data [...]

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By |November 23rd, 2016|Comments Off on SPARQL: Using SELECT Tutorial and Quiz

Watch this: Probe the Semantic Web with SPARQL

One thing that is immediately obvious from the triple pattern of SPARQL queries is that harvesting information from the Semantic Web is more complex than [...]

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By |January 16th, 2016|Comments Off on Watch this: Probe the Semantic Web with SPARQL

Markup Languages and Document Processing: Vocabularies and Queries

This lesson plan was used for the course "Markup Languages and Document Processing", part of the Master in Informatics and Computing Engineering program at Porto [...]

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By |November 9th, 2015|Comments Off on Markup Languages and Document Processing: Vocabularies and Queries

DBpedia: Visualising Linked Data – Graph of Members of Punk Rock Bands

Using DBpedia, Google Refine, R, and Gephi to play with Linked Data. This tutorial uses data from DBpedia with the aforementioned tools to create visualizations [...]

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By |August 13th, 2015|0 Comments

Linked Data Tutorial: From Document Web to a Web of Linked Data

This slide presentation explains the "Data Web" vision, including some of the preliminary standards and technologies. It also covers tools and technological building blocks developed [...]

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By |August 13th, 2015|0 Comments

Using DBPedia

A brief video on DBPedia and SPARQL. Demonstrates how to query DBPedia for useful/interesting questions. Shows not just how to construct SPARQL queries, but also [...]

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By |August 13th, 2015|0 Comments