Cardiac Output, Venous Return, and Their Regulation
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Sharing Data on the Web
1. Sharing Data on the Web
5-Mar-2013
Linked Data Overview for US EPA
Ofļ¬ce of Pollution Prevention & Toxics
By Bernadette Hyland & Luke Ruth
Tuesday, March 5, 13
2. Agenda
ā¢ Intros ...
ā¢ Trends in data management
ā¢ Government data publication
ā¢ Update on EPA Linked Data Service
ā¢ EPA OPPT sharing data on the Web
ā¢ Review Next steps ...
Tuesday, March 5, 13
3. 3 Round Stones produces the leading platform for
the publication of reusable data on the Web. Our
commercially supported Open Source platform is
used by the Fortune 2000 and US Government
agencies to collect, publish and reuse data, both on
the public Internet and behind institutional ļ¬rewalls.
Tuesday, March 5, 13
4. US EPA Linked Data
ā¢ Cloud-based Linked Data provision of 3 core
programs:
ā¢ 2.9M Facilities
ā¢ 100K substances
ā¢ 25 years of toxic pollution reports
ā¢ FISMA compliant
ā¢ 16 Callimachus templates
ā¢ Oļ¬cial launch April 2013
Tuesday, March 5, 13
7. US GPO
ā¢ Cloud-based Linked Data provision of persistent
URLs for US Government documents:
ā¢ 100k+ documents
ā¢ Used by 1,240 Federal Depository Libraries and
public
ā¢ In 3rd year of operation
ā¢ Deemed an Essential service supporting US
Congress
Tuesday, March 5, 13
8. http://www.manning.com/dwood/
http://3roundstones.com/linking-government-data/
http://3roundstones.com/linking-enterprise-data/
Tuesday, March 5, 13
13. Growing chorus ...
āWeāre moving from managing
documents to managing discrete pieces of
open data and content which can be
tagged, shared, secured, mashed up and
presented in the way that is most useful
for the consumer of that information.ā
-- Report on Digital Government: Building a 21st Century Platform to
Better Serve the American People
Tuesday, March 5, 13
21. HELPING DEFINE THE PROCESS
Identify Model Name Describe Convert Publish
Maintain
Tuesday, March 5, 13
22. Path to Success
ā¢ Start easy
ā¢ Well curated datasets with relevant data
ā¢ Reach out to developers
ā¢ Get others involved early
ā¢ Ensure internal beneļ¬t
ā¢ Integrate related datasets
ā¢ Address data quality ...
ā¢ Multiple approaches including crowed sourcing
Tuesday, March 5, 13
23. Put it on the Web
ā¢ Upload & share it
ā¢ Document what is available
ā¢ Document how to use it
ā¢ Solve a customer need
ā¢ Encourage feedback
ā¢ Continuous improvement
Tuesday, March 5, 13
24. Use a non-proprietary format
ā¢ Open Web data exchange formats that improve access
and re-use
ā¢ RDF instead of CSV
ā¢ Beneļ¬ts
ā¢ Accessibility & Interoperability
ā¢ Reduce risk of
ā¢ Conļ¬dential info
ā¢ Software viruses
Tuesday, March 5, 13
25. Open data + open standards +
open platforms
Highly scalable computing & hosting via the
Cloud
International Data Exchange Standards
5 Star Data (Linked Data)
Leverage Open Source tools
Tuesday, March 5, 13
26. Its the Web of Data
ā¢ Universal unidirectional
links using URLs
ā¢ āCooperation without
coordination
ā¢ Itās simple ... nodes and
links
Tuesday, March 5, 13
27. Universal Identiļ¬ers
ā¢ Itās the foundation of the
Web
ā¢ Others can reference things
ā¢ Two references with the
same URI are the same
thing
ā¢ Quick, easy and scaleable
ā¢ People keep coming back
for more!!
Tuesday, March 5, 13
28. Social Responsibility
ā¢ Responsibility to maintain published data
ā¢ Publish frequency of data updates
ā¢ Have a persistence strategy
ā¢ Ensure data is accurate as possible
ā¢ Respond to reports of problematic data
Tuesday, March 5, 13
29. Data driven Web apps using Callimachus
US Legislation +
enterprise data
Clinical Trials +
DBpedia + enterprise linked
enterprise datasets data
29
Tuesday, March 5, 13
38. Audience for EPA Data
ā¢ Middle school student doing a science project
ā¢ Concerned citizen worried about local pollution
ā¢ Environmental Science PhD from EPA
ā¢ Doctor from NIH writing a research paper
Tuesday, March 5, 13
39. How much mercury did
Hanson Permanente Cement
release in 2004?
Tuesday, March 5, 13
49. Potential Audience
XMiddle school student doing a science project
ā¢
XConcerned citizen worried about local pollution
ā¢
āEnvironmental Science PhD from EPA
ā¢
XDoctor from NIH writing a research paper
ā¢
Tuesday, March 5, 13
55. Potential Audience
ā
ā¢ Middle school student doing a science project
ā
ā¢ Concerned citizen worried about local pollution
āEnvironmental Science PhD from EPA
ā¢
ā
ā¢ Doctor from NIH writing a research paper
Tuesday, March 5, 13