Semantic Data Exchange

Dave Reynolds

CTO, Epimorphics Ltd

track crime in your areaunderstand where funding is going

Government is opening up its data

So people can build services to help you ...

... and much more

plan travel

choose a school

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

A web of government linked data

SchoolsTime

Periods

Gov.Bodies

AdminGeograp

hy

common format integrated through standardized reference identifiers fine grained, programmatic web access

Edubase

Ofsted

DCSF

Government is opening up its data point another point no more

But there are some barriers ... finding the relevant datasets (discovery) single view of combined datasets complexity getting access from typical web development

tools

Semantic data exchange An information

exchange

to help developers locate, access, combine and enrich the Gov web of data

to enable a network of information services for commerce and citizens

Using the data exchange

1. Locate datasets, indexed by relevant concepts

Using the data exchange

2. Construct a view over the combined data

Data view

Using the data exchange

3. Create visualizations of the data

Data view

Using the data exchange

4. Embed visualization

data view and associated visualization widgets can be shared and reused

Data view

Government is opening up its data point another point no more

Opportunities

SDX

market place for information feeds

visualization and report generation

information publishing web services

linked data API

Image attributions

http://www.flickr.com/photos/zoomzoom/

http://www.flickr.com/photos/ivanwalsh/

http://www.flickr.com/photos/donaldmacleod/

http://www.flickr.com/photos/pss/

http://www.flickr.com/photos/streamishmc/