make.opendata.ch wiki

Raw MACS data:

Visualizing MACS data with Neo4j:

Visualization showing 300 respectively 1500 relationships:

Visualization showing 3000 relationships. For an exploration of the relations you find a high-res picture here graph_3000_relations.png (10.3MB)

Please show me the shortest path between “Rechtslehre” und “Ernährung”:

Some figures

• original MACS dataset: 36.3MB
• 'wrangled' MACS dataset: 171MB
• 344134 nodes in the dataset
• some of our laptops have difficulties to handle visualization of more than 4000 nodes :(

content follows

• MACS - Multilingual Access to Subjects http://www.dnb.de/DE/Wir/Kooperation/MACS/macs_node.html
• GND - Gemeinsame Normdatei http://www.dnb.de/DE/Standardisierung/GND/gnd_node.html

1. get data
2. transform data (e.g. with “Metafactor”)
3. load data in graph database (e.g. “Neo4j”)

its not as easy as it sounds

• Günter Hipler
• Silvia Witzig
• Sebastian Schüpbach
• Sonja Gasser
• Jacqueline Martinelli