Michael Knapp, PhD

Managing Director

http://www.ThisWeKnow.org

Data.gov is way cool!

One Integrated Repository.

Data.gov

RDF

OWL

Develop a Semantic Ontology.

RDF Data Structure.

Tyson Fresh Meats, Inc.

Ammonia

Stack Air Emission Fugitive Air Emission

3,875 lbs 14,930 lbs

Uses Chemical

ReleaseRelease

AmountAmount

Begin with Spatial Aggregation.

Use Factoids to Simplify Data.

Drill into U.S. Cancer Data.

What’s Working?

55 Million RDF Triples!

“

Ease of Adding Data.

Data with no place identifiers.

?

http://www.netcraft.com/survey

Enforce a Consistent Vocabulary!

Scrubbing the data.

User Comments Help Flag Data.

User Generated Factoids.

There are ____ ____ in Los Angeles.(number) (plural noun)

Time Issue

Organization

Individual

Show Multiple Facets.

Catalog all of Data.gov.

Development Team:

+ YOU

The most exciting thing about the Semantic Web is not what we can imagine doing with it, but what we can't yet imagine it will do.

- Tim Berners Lee and Eric Miller October 2002