QuickGraph#2 How is Wikipedia’s knowledge organised

The dataset

For this QuickGraph I’ll use data about Wikipedia Categories. You may have noticed at the bottom of every Wikipedia article a section listing the categories it’s classified under. Every Wikipedia article will have at least one category, and categories branch into subcategories forming overlapping trees. It is sometimes possible for a category (and the Wikipedia hierarchy is an example of this) to be a subcategory of more than one parent category, so the hierarchy is effectively a graph. Continue reading “QuickGraph#2 How is Wikipedia’s knowledge organised”

QuickGraph #1 European Politics from DBpedia. Loading data from an RDF triple store into Neo4j via SPARQL

The first of a series of quick graphs in Neo4j built from public data. Watch this space! I’ll analyse a dataset on European politics by building a graph and querying across a number of dimensions. Continue reading “QuickGraph #1 European Politics from DBpedia. Loading data from an RDF triple store into Neo4j via SPARQL”