- From: Martin Hepp <martin.hepp@ebusiness-unibw.org>
- Date: Tue, 19 Oct 2010 22:09:20 +0200
- To: Anja Jentzsch <anja@anjeve.de>, Chris Bizer <chris@bizer.de>
- Cc: Semantic Web <semantic-web@w3.org>, semanticweb@yahoogroups.com
Hi Anja, Chris: It's kind of a joke that you ignore the 1 billion triples of GoodRelations data on the Web, e.g. available at http://linkedopencommerce.com/ or http://www.ebusiness-unibw.org/wiki/ GoodRelations#Examples_in_the_Wild Martin On 19.10.2010, at 17:56, Anja Jentzsch wrote: > Hi all, > > in the last weeks, we have analyzed which data sources in the new > version of the LOD cloud comply to various best practices that are > recommended by W3C or have emerged within the LOD community. > > We have checked the implementation of the following nine best > practices: > > 1. Provide dereferencable URIs > 2. Set RDF links pointing at other data sources > 3. Use terms from widely deployed vocabularies > 4. Make proprietary vocabulary terms dereferencable > 5. Map proprietary vocabulary terms to other vocabularies > 6. Provide provenance metadata > 7. Provide licensing metadata > 8. Provide data-set-level metadata > 9. Refer to additional access methods > > The compliance with the best practices was either checked manually > or by using scripts that downloaded and analyzed some data from the > data sources. > We have added the results of the evaluation in the form of tags to > the LOD data set catalog on CKAN [1]. > > We are now happy to release the first statistics about the structure > of the LOD could as well as the compliance of the datasets with the > best practices. > The statistics can be found here: > > http://www4.wiwiss.fu-berlin.de/lodcloud/state/ > > The document contains an initial, preliminary release of the > statistics. If you spot any errors in the data describing the LOD > data sets on CKAN, it would be great if you would correct them > directly on CKAN. > > For information on how to describe datasets on CKAN please refer to > the Guidelines for Collecting Metadata on Linked Datasets in CKAN [2]. > > After your feedback and corrections, we will then move the corrected > version of the statistics to http://www.lod-cloud.net/ (around > October 24th). > > Have fun with the statistics and the encouraging as well as > disappointing insights that they provide. > > Cheers, > > Chris Bizer, Anja Jentzsch and Richard Cyganiak > > [1] http://www.ckan.net/group/lodcloud > [2] http://esw.w3.org/TaskForces/CommunityProjects/LinkingOpenData/DataSets/CKANmetainformation > >
Received on Tuesday, 19 October 2010 20:10:01 UTC