Semantic Data Exchange (SDX) was an investigation project looking at the role of information intermediaries for government linked data. This is a brief presentation on it we gave at the "Collaboration Nation - Digital Britain" event in March 2010

1. Semantic Data Exchange Dave Reynolds CTO, Epimorphics Ltd

2. Government is opening up its data So people can build services to help you ... track crime in your area understand where funding is going plan travel choose a school ... and much more

3. Traditional approach – data dump each application does its own data integration local stores which require management and update hard to share or reuse efforts between applications

4. A web of government linked data DCSF AdminGeography Edubase Schools TimePeriods Ofsted Gov.Bodies common format integrated through standardized reference identifiers fine grained, programmatic web access

6. single view of combined datasets

7. complexity

9. Using the data exchange 1. Locate datasets, indexed by relevant concepts

10. Using the data exchange Data view 2. Construct a view over the combined data

11. Using the data exchange Data view 3. Create visualizations of the data

12. Using the data exchange Data view 4. Embed visualization data view and associated visualization widgets can be shared and reused

13. Government is opening up its data point another point no more

15. visualization and report generation