This experiment displays the graph of the classes of DBpedia. Each node is a class (e.g., Person, Organisation, Event, Place, Species) while each link represents the amount of triples between the entities of the classes it connects.
Given a node, for instance the class Person, it is important to specify that it represents all the entities having as class (rdf:type) Person without any of its subclasses. That is, each instance is represented only with the most specific class it is classified in the DBpedia hierarchy (ontology).
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<html>
<head>
<meta charset="utf-8">
<title>DBpedia Classes Node Link Diagram</title>
<link type="text/css" href="index.css" rel="stylesheet"/>
<script src="https://d3js.org/d3.v3.min.js"></script>
</head>
<body>
<script src="index.js"></script>
</body>
</html>
Modified http://d3js.org/d3.v3.min.js to a secure url
https://d3js.org/d3.v3.min.js