nsf.rkbexplorer.com

This is one of several semantic repositories that contains and publishes RDF linked data and co-reference information, forming the underlying distributed storage model behind the RKB Explorer initiative.

This repository contains data from the National Science Foundation.

Services offered —

• All URIs on this domain are resolvable, and deliver html or RDF, depending on content negotiation
• Browse interface for viewing and navigating RDF triples
• Query interface providing access via the SPARQL query language for RDF
• Coreference Resolution Service, which identifies and manages duplicate URIs
• The URL of the RDF file in which each URI can be found is also available, under the "Source" column when browsing.
• The semantic sitemap is available.
• A voiD description is available.

A typical URI you can try resolving is http://nsf.rkbexplorer.com/id/person-6092a2a72319fc9437583fb2d04733ea.

The RDF is presented in accordance with the AKT Reference Ontology.

Current statistics for this RDF repository (http://nsf.rkbexplorer.com/sparql/) —

Last data assertion  2011-05-15 20:26:41
Number of triples    13356764
Number of symbols    3330835
Size of RDF dataset  206M
      

Current statistics for this CRS (http://nsf.rkbexplorer.com/crs/) —

Last data assertion   2011-05-15 02:09:14
Number of URIs        145224
Number of bundles     239642
of which active       50872
      

The major funding for the RKB Explorer Initiative was provided by the ReSIST EU-funded Network of Excellence (contract number 026764).

These services are hosted by the School of Electronics and Computer Science at the University of Southampton (UK).

If you have any enquiries, please email the administrator of this repository.