Introduction aux ontologies

In this fourth part, we're going to see the principles behind Linked Data. What we're going to do is to change slightly how we

Going back in history, back in 1945, Vannevar Bush wrote an article entitled "As we may think". In this article, he

This sequence is about the specificities of the RDF model for representing groups. The type Bag is predefined in the RDF model to represent

GRDDL is a mechanism to extract RDF from XML and HTML.

In the fifth part, we will see several query forms. Until now, we have seen the select where SPARQL query form but there are

Let us now conclude this first part with an overview of the stack of standards and languages that are used to publish data on the

This video présents the SPARQL Statements. The first statement is the optional pattern. It enables to specify a part of a graph pattern that is

We are going to see how we can transform tabular data and metadata into RDF. These data are extremely common; they are generated by

We saw in the previous sequence the principles of the RDF model by using an abstract syntax. This sequence will present you the

In the last part, we will see the result format and Update query. The format of SPARQL query results are also standardized by the

Augmenting Web browser with data in the pages This demonstration show an extension to the browser called Operator. This extension allows the browser to actually look at the data inside the page

Validating and translating RDF data The W3C RDF validation service checks the validity of RDF statements in the RDF/XML syntax and, in the case where these statements are valid, it displays