ESWC 2009 Lightning Talks

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GNOWSIS.COM — HELPING PEOPLE REMEMBER • The desktop is where the user is. • Lots of data, lots of applications, lots of potential! • We are working on infrastructure for the Semantic Desktop. • We need: good services that make the users’ lives easier. • Our offer: technology partner, re-seller, user base, ... • Visit http://www.gnowsis.com !

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Link Source Link Target Link http://www.bbc.co.uk/music/artists/ http://dbpedia.org/resource/ e60e1f0b-1e8c-45e7-9d4a-222db9cb34f7#artist owl:sameAs New_Model_Army_(band) BBC LOD Source DBpedia LOD Source Assume a link target becomes unavailable - what is the appropriate reaction at the Link Source? Ignore Inform the link source? it? the data source itself provides a separate service update infos providing update (see Triplify) infos / DSNotify Monday, June 1, 2009

Semantic Web and Billion Triples Challenge !!Lots of challenges around !! identify resolution !! schema mapping !! data fusion !! quality assessment !!Two tracks !! Open Track: Applications that provide new levels of Web functionality !! Billion Triples Track: Demonstrate scalability and use of realistic Web Data This year: 1 billion crawled triples !!Submission deadline: October 1, 2009

Alignments for the linked data web J´rˆme Euzenat eo Send your alignments between data source Before the end of June Any format (SQL, SPARQL, OWL, Java, whatever. . . ) Better if everything is available on the web Jerome.Euzenat@inria.fr

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shared innovation Talis Connected Commons • Free data hosting in the Talis Platform! • For public domain data (CC0 or ODC PDDL) • Up to 50 Million triples and 10Gb of content, in perpetuity (want more? come and speak to us) • Standard Platform data access services, e.g. data retrieval, text search, faceting, augmentation • Public SPARQL endpoint for each data set • http://www.talis.com/platform/cc/

Semantic Markup in the Layered Cake RDF XML http://kwarc.info/projects/krextor/ Christoph Lange (Jacobs University Bremen, Germany) June 3, 2009 1

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What Makes for A Good Ontology? •! Main Contribution: Avoiding reclassification of phenomena –! Allows for cognitive and computer processing at the level of category membership •! Good ontologies provide universally valid yet specific categories •! Category membership should remain valid –! Over time –! Between individuals –! Across contexts 1

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ESWC 2009 Lightning Talks

by Michael Hausenblas on Jun 06, 2009

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ESWC 2009 Lightning Talks — Presentation Transcript