This wiki is the archive of the Make Open Data camps and hackathons that the Opendata.ch community has run since 2011. Current events and projects are on opendata.ch, questions go to the forum.
Visualize Relationships in Authority Datasets
Visualize Relationships in MACS with Neo4j
Raw MACS data:
Transforming 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 :(
Visualize Relationships in GND
content follows
Datasets
- 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
Process
- get data
- transform data (e.g. with “Metafactor”)
- load data in graph database (e.g. “Neo4j”)
*its not as easy as it sounds
Team
- Günter Hipler
- Silvia Witzig
- Sebastian Schüpbach
- Sonja Gasser
- Jacqueline Martinelli