AIFB DataSet

AIFB DataSet is a Semantic Web (RDF) dataset used as a benchmark in data mining. The dataset consists of a single approximately 3 megabyte large file. It records the organizational structure of AIFB at the University of Karlsruhe.

Prerequisites

 * Semantic Web
 * Python

Get the data
The dataset is distributed from https://figshare.com/articles/AIFB_DataSet/745364. {Download the data file. Which file format is the data encoded with? + Notation3 - RDF XML - JSON-LD
 * type=""}

{Which ontology does it use? + SWRC - FOAF - SIOC
 * type=""}

Get context
The dataset was used in Kernel Methods for Mining Instance Data in Ontologies. Find and read the part of the dataset on page 10.

{How many instances does the paper record of the class "Person"? - 2,547 + 1,058 - 1,232
 * type=""}

Python
Setup a Python environment with rdflib installed and load the AIFB file and count the number of times the "affiliation" property is used:

The URI for the affiliations can be obtained with: How many different affiliations are there?

Find the name of the affiliations via "http://swrc.ontoware.org/ontology#name".