Semantic MediaWiki as OpenData Hub and OpenGLAM tool. Producing and consuming OpenData with SMW. Presentation for the Wikimania 2014

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Semantic MediaWiki as
OpenData hub / OpenGLAM tool
August 10th, 2014
Bernhard Krabina

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Introduction
 KDZ – Centre for Public
Administration Research
 Open Knowledge –
Austrian Chapter
 Semantic MediaWiki
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Agenda
 Semantic MediaWiki and it‘s relevance
 SMW as producer of Open Data
 Consuming open data with SMW
 Conclusion and outlook
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Wikipedia – Wikimedia – Mediawiki
Encyclopedia – Operator – Software
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Wikis and Data
 extract structured information from
Wikipedia and make this information
available on the Web
 free knowledge base that can be
read and edited by humans and
machines alike… central storage for
the data that may be accessed by
the client Wikis
 lets you store and query data within
the wiki's pages. Turns a wiki into a
powerful and flexible knowledge
management system.
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Semantic MediaWiki
Unstructured Text
 Strenghts of Wikis
 Structure via
Categories and
Namespaces
 Full Text Search
 Collaborative editing
 …
Structured Data
 Web database
 Online forms
 Result lists
 Facetted search
 Automatically generated
pages
 …
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Semantic MediaWiki
 leaves your MediaWiki installation intact
 no patching, just a (bunch of) MW extension(s)
 already existing unstructured content can stay as it is or be
transformed
 gives you all the tools you need for a
collaborative web database
 entering data and text
 representing data and text within the wiki
 visualise data
 re-use/export data outside the wiki
 everything is done through configuration
 Attributes, Forms, Templates, Filters… are wiki pages
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www.semantic-mediawiki.org

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Agenda
 Semantic MediaWiki and it‘s relevance
 SMW as producer of Open Data
 Consuming open data with SMW
 Conclusion and outlook
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Vienna Historical Wiki
(to be released on September 11th, 2014)
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„Bennant nach“ =
„named after“

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{{#ask:…}} query for pages named
after „Sigmund Freud“
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List all pages of Category:Person
with Birthyear::1856 and
Sex::male

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RDF export = Open Data!
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> 40 different „result formats“
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Agenda
 Semantic MediaWiki and it‘s relevance
 SMW as producer of Open Data
 Consuming open data with SMW
 Conclusion and outlook
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External Data Extension
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Names of Cemetries
in Vienna published
in the OGD catalogue
data.gv.at – reused in
a wiki

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Agenda
 Semantic MediaWiki and it‘s relevance
 SMW as producer of Open Data
 Consuming open data with SMW
 Conclusion and outlook
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Semantic MediaWiki
Use cases
 Intranet portals
 Project management and –documentation
 Internal Knowlege Management
 Knowledge Portals (external)
 Web databases
 Case/Skills Management
 OpenGLAM/crowdsourcing
 SemanticWeb projects
 ….
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Relevance of Semantic MediaWiki
 WikiData is great for Wikipedia
 Semantic MediaWiki is great for wikis outside of Wikpedia
and web based knowledge management systems
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Contact
4. Oktober 2012 · Seite 23
Bernhard Krabina
krabina@kdz.or.at
Hope to see you
in Vienna!