FW: Memento compliant DBpedia Archive with Triple Pattern Fragments support

Some exciting news from the Linked Data Fragments front:

On 2 Jun 2016 at 00:25, Herbert Van de Sompel wrote:
> Announcing the second generation, Memento compliant DBpedia Archive
> with Triple Pattern Fragments support
> 
> Since 2010, the Research Library of the Los Alamos National Laboratory
> has operated a DBpedia Archive that provided access via Subject URIs
> and supported datetime negotiation as defined in the Memento protocol
> [1]. This allowed access to prior versions of any DBpedia subject page
> by accessing the current page, following a link to a TimeGate provided
> by that page, and subsequently negotiating in the datetime dimension
> with that TimeGate.
> 
> In a collaboration between the Los Alamos National Laboratory and
> Ghent University, the DBpedia Archive has recently received a major
> overhaul. DBpedia versions 2.0 through 2015 were converted to HDT
> files [2]. A streamlined process [3] was devised to clean up source
> files to be processed by the C++ HDT software [4].  The Java version
> of the HDT software [5] was enhanced to support processing large
> source files. The DBpedia HDT files were then exposed using the Linked
> Data Fragment server software [6], which was augmented with native
> support for the Memento protocol.
> 
> As a result, the new DBpedia Archive supports datetime negotiation for:
> * Subject URIs - In this case, a resource at http://dbepdia.org
> provides a link to a corresponding TimeGate at the DBpedia Archive.
> For additional information, see [7].
> * Triple Pattern Fragments - In this case, a resource at
> http://fragments.dbpedia.org provides a link to a corresponding
> TimeGate at the DBpedia Archive. For additional information, see [8].
> The capability to perform datetime negotiation for Triple Pattern
> Fragments is especially powerful because it enables solving temporal
> SPARQL queries using a Memento-compliant Triple Pattern Fragment
> client [9].
> 
> A slide deck [10] and a video recording of a presentation [11]
> detailing the effort to create the new DBpedia Archive are available.
> 
> With greetings from the project team:
> 
> Los Alamos National Laboratory: Lyudmila Balakireva, Harihar Shankar,
> Herbert Van de Sompel
> Ghent University: Miel Vander Sande, Ruben Verborgh
> 
> [1] RFC 7089 https://tools.ietf.org/html/rfc7089 [2] HDT, Binary
> Representation of RDF http://www.rdfhdt.org/ [3] DBpedia cleanup scripts
> for HDT creation
> https://bitbucket.org/hariharshankar/dbpedia_hdt/overview [4] C++ HDT
> processing software https://github.com/LinkedDataFragments/hdt-cpp [5]
> Java HDT processing software https://github.com/luda171/hdt-java [6]
> Linked Data Fragment Server
> https://github.com/LinkedDataFragments/Server.js [7] DBpedia Archive,
> Subject URI access http://mementoweb.org/depot/native/dbpedia/ [8]
> DBpedia Archive, Triple Pattern Fragments access
> http://mementoweb.org/depot/native/fragments/ [9] Triple Pattern
> Fragment Client https://github.com/LinkedDataFragments/Client.js/ [10]
> http://www.slideshare.net/hvdsomp/dbpedia-archive-using-memento-triple-pa
> ttern- fragments-and-hdt [11] https://vimeo.com/163210737
>

Received on Saturday, 4 June 2016 15:42:35 UTC