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Virtuoso 7 Released …

The quest of OpenLink Software is to bring flexibility, efficiency, and expressive power to people working with data. For the past several years, this has been focused on making graph data models viable for the enterprise. Flexibility in schema evolution is a central aspect of this, as is the ability to share identifiers across different information … Continue reading

Posted on 2013/05/17 by Hugh Williams

Posted in Software Project Release, WP2 – Storing and Querying | Tagged , , , ,

Big Data RDF Store Benchmarking Experiences

Recently we were able to present new BSBM results, testing the RDF triple stores Jena TDB, BigData,  BIGOWLIM and Virtuoso on various data sizes. These results extend the state-of-the-art in various dimensions: scale: this is the first time that RDF store benchmark results on such a large size have been published. The previous published BSBM … Continue reading

Posted on 2013/05/14 by PeterBoncz

Posted in Announcement, Publication, Workpackages, WP2 – Storing and Querying | Tagged , , ,

RDF and Graph Benchmarking Project Started: LDBC

This week we received notification from the EU that the LDBC project has been granted. We think this is great news. The LDBC project is a STREP and will run until Q2 2015. The LDBC project has direct roots in LOD2 as it sprang out of benchmarking activities in LOD2 WP2; where we tried to … Continue reading

Posted on 2012/11/12 by PeterBoncz

Posted in Announcement, Events, Software Project Release, WP2 – Storing and Querying

LOD2 Vienna Plenary Meeting 21 – 23 March 2012

From 21 to 23 March 2012 the bi-annual plenary meeting of the LOD2 project took place with about 35 participants from all 14 partners of the LOD2 consortium – this time in Vienna, Austria hosted by the local LOD2 partner Semantic Web Company. In the course of this 3 days meeting the following activities took … Continue reading

Posted on 2012/03/23 by Martin Kaltenboeck

Posted in Events, Workpackages, WP10 – Training, Dissemination, Community Building, WP11 – Standardization, Exploitation, WP12 – Project Management, WP2 – Storing and Querying, WP3 – Creation, Enrichment and Repair, WP4 – Reuse, Interlinking and Knowledge Fusion, WP5 – Visualization, Browsing and Authoring, WP6 – LOD2 Stack, WP7 – LOD2 for Media and Publishing, WP8 – LOD2 for Enterprise Data Web, WP9 – LOD2 for Citizen – PublicData.eu | Tagged , , , , , , , , , ,

First release of the LOD2 Stack

The LOD2 consortium is happy to announce the first release of the LOD2 stack available at: http://stack.lod2.eu. The LOD2 stack is an integrated distribution of aligned tools which support the life-cycle of Linked Data from extraction, authoring/creation over enrichment, interlinking, fusing to visualization and maintenance. The stack comprises new and substantially extended existing tools from … Continue reading

Posted on 2011/10/03 by Lambda Verdonckt

Posted in Announcement, Software Project Release, WP1 – Requirements, Design and LOD2 Stack Prototype, WP2 – Storing and Querying, WP3 – Creation, Enrichment and Repair, WP4 – Reuse, Interlinking and Knowledge Fusion, WP5 – Visualization, Browsing and Authoring, WP6 – LOD2 Stack, WP7 – LOD2 for Media and Publishing, WP8 – LOD2 for Enterprise Data Web, WP9 – LOD2 for Citizen – PublicData.eu | Tagged

DBpedia 3.7 released, including 15 localized Editions

The LOD2 team is very happy to announce the release of DBpedia 3.7. The new release is based on Wikipedia dumps dating from late July 2011. The new DBpedia data set describes more than 3.64 million things, of which 1.83 million are classified in a consistent ontology, including 416,000 persons, 526,000 places, 106,000 music albums, … Continue reading

Posted on 2011/09/12 by Martin Kaltenboeck

Posted in Announcement, Software Project Release, WP2 – Storing and Querying, WP4 – Reuse, Interlinking and Knowledge Fusion | Tagged , , , , , , ,

Call For Participation: BSBM 3.1 Benchmarks on the LISA Cluster

The LISA Cluster from SARA will be used for large-scale experiments on the new BSBM v3.1 BSBM V3.1 is being run on a large cluster — contact me if you want your system tested! Enhancing significantly the performance of RDF systems is a goal of the LOD2 project, and one of the ways to foster this … Continue reading

Posted on 2011/08/21 by PeterBoncz

Posted in Announcement, Events, WP2 – Storing and Querying | Tagged , , , , ,

Berlin SPARQL Benchmark Version 3 and Benchmarking Results

Hi all, we are happy to announce Version 3 of the Berlin SPARQL Benchmark as well as the results of a benchmark experiment in which we compared the query, load and update performance of Virtuoso, Jena TDB, 4store, BigData, and BigOWLIM using the new benchmark. The Berlin SPARQL Benchmark Version 3 (BSBM V3) defines three … Continue reading

Posted on 2011/02/23 by ChrisBizer

Posted in WP2 – Storing and Querying

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