Freebase: An Open, Writable Database of the World's Information
Freebase was an open database of the world's information, built by a global community and free for anyone to query, contribute to, and use as [...]
Simple SPARQL Tutorial: The ARQ Query Engine (for Querying RDF Data)
A tutorial showing how to use ARQ, A SPARQL processor for Apache Jena. Brief and to the point- similar topics continued on next video of [...]
RDFS Introduction
RDF Schema is the basic schema language commonly used in the Semantic Web technology stack. It is lightweight and relatively easy to use. In fact, [...]
OWL Reference for Humans
This lesson provides an introduction to the most useful stuff in OWL. It is not intended to be comprehensive, but it does contain quite a [...]
XSD (XML Schema Definition)
Defines the purpose of an XML Schema as defining the legal building blocks of an XML document. An XML Schema defines: elements and attributes that [...]
An Introduction to RDF Schema
This slide presentation discusses RDF Schema, including classes, sub-classes, and instances. Concepts such as domain and range, datatypes and literals, labels and comments are also [...]
Installing and Managing Virtuoso SPARQL Endpoint
Instructions for installing, configuring, and managing Virtuoso SPARQL endpoints (community edition). This tutorial documents instructions for installing, configuring and managing Virtuoso Open Source Edition (VOSE) [...]
Tutorial on Ontology Management
This PowerPoint presentation uses the famous Wine Ontology example to cover ontology development basics. It answers the question, "What is an ontology and why do [...]
NCBI RDF URI Standards
Topic: Publishing RDF; Competency: Determines whether to use hash (#) or slash (/). This document describes standards for NCBI-minted persistent URIs that identify RDF resources. [...]
Advantages and Myths of RDF
This paper addresses the question, "Is RDF a Framework, Data Model or Vocabulary?" The author argues that RDF is simultaneously a framework, data model and [...]