===== Visualize Relationships in Authority Datasets =====

{{ :project:dsc_0065.jpg?800 |}}

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==== Visualize Relationships in MACS with Neo4j ====

Raw MACS data:

{{ :project:examle.macs.raw.data.png?500 |}}

Transforming data.

Visualizing MACS data with Neo4j:

{{ :project:neo4j_screen.jpg?700 |}}

Visualization showing 300 respectively 1500 relationships:

{{ :project:graph_300_1500_relations.png?nolink&700 |}}

Visualization showing 3000 relationships. For an exploration of the relations you find a high-res picture here {{:project:graph_3000_relations.png?linkonly|}} (10.3MB)

{{ :project:graph_3000_relations-web.png?nolink&700 |}}

Please show me the shortest path between "Rechtslehre" und "Ernährung":

{{ :project:graph_shortestpath.png?direct&500 |}}

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
  
{{tag>status:concept needs:dev needs:design needs:data needs:expert glam}}