Where in the World is my Where in the World is my Open Government Data? Open Government Data? John S. Erickson, Ph.D. John S. Erickson, Ph.D. Director, Web Science Operations Director, Web Science Operations Tetherless World Constellation Tetherless World Constellation RPI RPI
Where is the World is my Open Government Data?
Jan 15, 2015
Guest lecture at the Syracuse University School of Information Studies eScience Librarianship Lecture Series (08 Dec 2011).
Description: It’s your government, is it your data? New approaches to building interlinked catalogs of government-produced data. Dr. John S. Erickson, Director of Web Science Operations for the Tetherless World Constellation at Rensselaer Polytechnic Institute will present technical methods being developed to manage the delivery of large-scale open government data projects based on semantic web and linked data best practices.
Description: It’s your government, is it your data? New approaches to building interlinked catalogs of government-produced data. Dr. John S. Erickson, Director of Web Science Operations for the Tetherless World Constellation at Rensselaer Polytechnic Institute will present technical methods being developed to manage the delivery of large-scale open government data projects based on semantic web and linked data best practices.
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Where in the World is myWhere in the World is myOpen Government Data?Open Government Data?
John S. Erickson, Ph.D.John S. Erickson, Ph.D.Director, Web Science OperationsDirector, Web Science Operations
Tetherless World ConstellationTetherless World ConstellationRPIRPI
Where in the World is myWhere in the World is myOpen Government Data?Open Government Data?
John S. Erickson, Ph.D.John S. Erickson, Ph.D.Director, Web Science OperationsDirector, Web Science Operations
Tetherless World ConstellationTetherless World ConstellationRPIRPI
1.1. Data on the Web...using Open Licenses!Data on the Web...using Open Licenses!2.2. Machine readable data Machine readable data 3.3. Non-proprietary formatsNon-proprietary formats4.4. RDF standards (data models, query)RDF standards (data models, query)5.5. Linked Data principlesLinked Data principles
An Open Government Data TimelineAn Open Government Data Timeline
1.1. Data on the Web...using Open Licenses!Data on the Web...using Open Licenses!2.2. Machine readable data Machine readable data 3.3. Non-proprietary formatsNon-proprietary formats4.4. RDF standards (data models, query)RDF standards (data models, query)5.5. Linked Data principlesLinked Data principles
subjectsubjectsubjectsubject objectobjectobjectobjectpredicatepredicate
subjectsubjectsubjectsubject objectobjectobjectobjectpredicatepredicate
some articlesome articlesome articlesome article has authorhas author JimJimJimJim
@article{Hendler:2009:WE:1512136.1512177,@article{Hendler:2009:WE:1512136.1512177, author = {Hendler, Jim},author = {Hendler, Jim}, title = {Web 3.0 Emerging},title = {Web 3.0 Emerging}, journal = {Computer},journal = {Computer}, issue_date = {January 2009},issue_date = {January 2009}, volume = {42},volume = {42}, issue = {1},issue = {1}, month = {January},month = {January}, year = {2009},year = {2009}, issn = {0018-9162},issn = {0018-9162}, pages = {111--113},pages = {111--113}, numpages = {3},numpages = {3}, url = {http://dx.doi.org/10.1109/MC.2009.30},url = {http://dx.doi.org/10.1109/MC.2009.30}, doi = {http://dx.doi.org/10.1109/MC.2009.30},doi = {http://dx.doi.org/10.1109/MC.2009.30}, acmid = {1512177},acmid = {1512177}, publisher = {IEEE Computer Society Press},publisher = {IEEE Computer Society Press}, address = {Los Alamitos, CA, USA},address = {Los Alamitos, CA, USA}, keywords = {Web 3.0, Web technologies, keywords = {Web 3.0, Web technologies, Semantic Web, linked data},Semantic Web, linked data},} }
@article{Hendler:2009:WE:1512136.1512177,@article{Hendler:2009:WE:1512136.1512177, author = {Hendler, Jim},author = {Hendler, Jim}, title = {Web 3.0 Emerging},title = {Web 3.0 Emerging}, journal = {Computer},journal = {Computer}, issue_date = {January 2009},issue_date = {January 2009}, volume = {42},volume = {42}, issue = {1},issue = {1}, month = {January},month = {January}, year = {2009},year = {2009}, issn = {0018-9162},issn = {0018-9162}, pages = {111--113},pages = {111--113}, numpages = {3},numpages = {3}, url = {http://dx.doi.org/10.1109/MC.2009.30},url = {http://dx.doi.org/10.1109/MC.2009.30}, doi = {http://dx.doi.org/10.1109/MC.2009.30},doi = {http://dx.doi.org/10.1109/MC.2009.30}, acmid = {1512177},acmid = {1512177}, publisher = {IEEE Computer Society Press},publisher = {IEEE Computer Society Press}, address = {Los Alamitos, CA, USA},address = {Los Alamitos, CA, USA}, keywords = {Web 3.0, Web technologies, keywords = {Web 3.0, Web technologies, Semantic Web, linked data},Semantic Web, linked data},} }
@article{Hendler:2009:WE:1512136.1512177,@article{Hendler:2009:WE:1512136.1512177, author = {Hendler, Jim},author = {Hendler, Jim}, title = {Web 3.0 Emerging},title = {Web 3.0 Emerging}, journal = {Computer},journal = {Computer}, issue_date = {January 2009},issue_date = {January 2009}, volume = {42},volume = {42}, issue = {1},issue = {1}, month = {January},month = {January}, year = {2009},year = {2009}, issn = {0018-9162},issn = {0018-9162}, pages = {111--113},pages = {111--113}, numpages = {3},numpages = {3}, url = {http://dx.doi.org/10.1109/MC.2009.30},url = {http://dx.doi.org/10.1109/MC.2009.30}, doi = {http://dx.doi.org/10.1109/MC.2009.30},doi = {http://dx.doi.org/10.1109/MC.2009.30}, acmid = {1512177},acmid = {1512177}, publisher = {IEEE Computer Society Press},publisher = {IEEE Computer Society Press}, address = {Los Alamitos, CA, USA},address = {Los Alamitos, CA, USA}, keywords = {Web 3.0, Web technologies, keywords = {Web 3.0, Web technologies, Semantic Web, linked data},Semantic Web, linked data},} }
@article{Hendler:2009:WE:1512136.1512177,@article{Hendler:2009:WE:1512136.1512177, author = {Hendler, Jim},author = {Hendler, Jim}, title = {Web 3.0 Emerging},title = {Web 3.0 Emerging}, journal = {Computer},journal = {Computer}, issue_date = {January 2009},issue_date = {January 2009}, volume = {42},volume = {42}, issue = {1},issue = {1}, month = {January},month = {January}, year = {2009},year = {2009}, issn = {0018-9162},issn = {0018-9162}, pages = {111--113},pages = {111--113}, numpages = {3},numpages = {3}, url = {http://dx.doi.org/10.1109/MC.2009.30},url = {http://dx.doi.org/10.1109/MC.2009.30}, doi = {http://dx.doi.org/10.1109/MC.2009.30},doi = {http://dx.doi.org/10.1109/MC.2009.30}, acmid = {1512177},acmid = {1512177}, publisher = {IEEE Computer Society Press},publisher = {IEEE Computer Society Press}, address = {Los Alamitos, CA, USA},address = {Los Alamitos, CA, USA}, keywords = {Web 3.0, Web technologies, keywords = {Web 3.0, Web technologies, Semantic Web, linked data},Semantic Web, linked data},} }
““Jim Hendler”Jim Hendler”““Jim Hendler”Jim Hendler”
doi:10.1109/MC.2009.30doi:10.1109/MC.2009.30
““Dublin Core creator”Dublin Core creator”
““Jim Hendler”Jim Hendler”““Jim Hendler”Jim Hendler”
doi:10.1109/MC.2009.30doi:10.1109/MC.2009.30
http://purl.org/dc/elements/1.1/creatorhttp://purl.org/dc/elements/1.1/creator
http://dbpedia.org/resource/James_Hendlerhttp://dbpedia.org/resource/James_Hendlerhttp://dbpedia.org/resource/James_Hendlerhttp://dbpedia.org/resource/James_Hendler
doi:10.1109/MC.2009.30doi:10.1109/MC.2009.30
http://purl.org/dc/elements/1.1/authorhttp://purl.org/dc/elements/1.1/author
http://dbpedia.org/resource/James_Hendlerhttp://dbpedia.org/resource/James_Hendlerhttp://dbpedia.org/resource/James_Hendlerhttp://dbpedia.org/resource/James_Hendler
doi:10.1109/MC.2009.30doi:10.1109/MC.2009.30
http://purl.org/dc/elements/1.1/creatorhttp://purl.org/dc/elements/1.1/creator
How do we make Linked Data?
How do we publish Linked Data?
(table to rdf)
dct:creatordct:creatordoi:10.1109/MC.2009.30doi:10.1109/MC.2009.30doi:10.1109/MC.2009.30doi:10.1109/MC.2009.30 ““Jim Hendler”Jim Hendler”““Jim Hendler”Jim Hendler”
(csv2rdf4lod)
(csv2rdf4lod)
(csv2rdf4lod)
(csv2rdf4lod)
(csv2rdf4lod)????????
How do we find anything?
SPARQLSPARQL: : RDF graphRDF graphpattern matchingpattern matching
And then The Creator said...And then The Creator said...
Use Use URIsURIs as names for things as names for things
Use Use HTTP URIsHTTP URIs so that people can look up so that people can look up those names.those names.
When someone looks up a URI, provide When someone looks up a URI, provide useful information, using the standards useful information, using the standards ((RDFRDF*, *, SPARQLSPARQL))
Include Include links to other URIs,links to other URIs, so that they can so that they can discover more things.discover more things.
Use Use URIsURIs as names for things as names for things
Use Use HTTP URIsHTTP URIs so that people can look up so that people can look up those names.those names.
When someone looks up a URI, provide When someone looks up a URI, provide useful information, using the standards useful information, using the standards ((RDFRDF*, *, SPARQLSPARQL))
Include Include links to other URIs,links to other URIs, so that they can so that they can discover more things.discover more things.
The Linked Data CloudThe Linked Data CloudThe Linked Data CloudThe Linked Data Cloud
The Linked Data CloudThe Linked Data CloudThe Linked Data CloudThe Linked Data Cloud
The Linked Data CloudThe Linked Data CloudThe Linked Data CloudThe Linked Data Cloud
????????
Making datasets findable:Making datasets findable:
Standard catalog metadata modelsStandard catalog metadata models
(DCAT and ADMS shots)(DCAT and ADMS shots)
(DCAT and ADMS shots)(DCAT and ADMS shots)
(DCAT and ADMS shots)(DCAT and ADMS shots)
(DCAT and ADMS shots)(DCAT and ADMS shots)
The Next Act:The Next Act:
Open-source government data platformsOpen-source government data platforms
The Next Act:The Next Act:
OpenOpen-source -source governmentgovernment data data platformplatformss
The future: Open-source government data platformsThe future: Open-source government data platforms
The future: Open-source government data platformsThe future: Open-source government data platforms
The future: Open-source government data platformsThe future: Open-source government data platforms
To do:To do:* Linked Data* Linked Data* DCAT (RDFa)* DCAT (RDFa)* DCAT (Schema.org)* DCAT (Schema.org)* ...* ...
To do:To do:* Linked Data* Linked Data* DCAT (RDFa)* DCAT (RDFa)* DCAT (Schema.org)* DCAT (Schema.org)* ...* ...
So what?
Linked Data enables agile
data integration and
application creation
Example: Extending a Sci Publishing PortalExample: Extending a Sci Publishing PortalExample: Extending a Sci Publishing PortalExample: Extending a Sci Publishing Portal
Example: Extending a Sci Publishing PortalExample: Extending a Sci Publishing PortalExample: Extending a Sci Publishing PortalExample: Extending a Sci Publishing Portal
Next: Next: Linking Data-driven Apps with “Smart Content”Linking Data-driven Apps with “Smart Content”
http://inference-web.org/wiki/Semantic_Water_Quality_Portalhttp://inference-web.org/wiki/Semantic_Water_Quality_Portalhttp://inference-web.org/wiki/Semantic_Water_Quality_Portalhttp://inference-web.org/wiki/Semantic_Water_Quality_Portal
????????
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