Great work Niclas! Regarding the mapping between Cypher/Property Graph and SPARQL/RDF, you may find this interesting:
- "Reconciliation of RDF* and Property Graphs" - http://arxiv.org/pdf/1409.3288.pdf A very recent paper by Olaf Hartig (https://cs.uwaterloo.ca/~ohartig/) - CC'd Best, Alex On Fri, Nov 14, 2014 at 7:02 AM, Jim Salmons <[email protected]> wrote: > Hi Niclas, Michael, Mike, and Jacob, > > I concur with others in congratulating you and encouraging your work. In > particular, due to your in-country proximity and shared creative spirits, I > would encourage Michael to make that proposed get together with Niclas in > Frankfurt with Axel, Christian, to include the Structr team in your > conversation. :D > > I'm currently working on a cognitive computing initiative in the digital > humanities domain via www.FactMiners.org where we are leveraging a > metamodel subgraph design pattern. The idea is to allow as much "pure > graph" expressiveness and extensibility inside my "Fact Cloud private > garden" and push LOD (Linked Open Data) query response > formatting/harmonization as much as possible to a dynamic mapping in the > FactMiners' platform "presentation/publication" layer -- where RDF/SPARQL > is such an important factor. > > I'm planning to "stand on the shoulders of giants" in this regard by > making as much use as possible of Karma. Niclas, are you familiar with it? > I can't help but think that this project would have some interest to you > considering the transformations and "border crossings" you are wrestling > with. :-) > > Karma is an amazing Open Source "multilingual" ontology-aware cross-model > smart-mapper providing "Rosetta Stone"-like powers to users coping with the > ever-shifting publication of Linked Open Data (LOD). Karma is the evolving > brilliant work from the team of researcher-makers led by Craig Knoblock and > Pedro Szekely of the Information Sciences Institute at the University of > Southern California. Here's a short blog post at FactMiners on Karma with > additional info and links to the project > <http://www.factminers.org/content/karma-take-lod-factminers>, etc. > > Keep up the good work, Niclas. > -: Jim :- > > On Tuesday, November 11, 2014 7:29:01 AM UTC-6, Niclas Hoyer wrote: >> >> Hi, >> >> as part of my master thesis I developed a new SPARQL plugin for Neo4j. >> >> The current plugin <https://github.com/neo4j-contrib/sparql-plugin> is >> developed as server plugin and somewhat limited, as the SPARQL protocol >> standards are not correctly implemented (regarding result formats and RDF >> input). >> >> The new plugin is developed as unmanaged extension and fully implements >> the SPARQL 1.1 Protocol <http://www.w3.org/TR/sparql11-protocol/> >> standard and the SPARQL 1.1 Graph Store HTTP Protocol >> <http://www.w3.org/TR/sparql11-http-rdf-update/> standard. That means >> SPARQL 1.1 queries and update queries are supported and also updating of >> RDF data using HTTP. >> For large datasets it is possible to import them in chunks. The plugin >> will commit smaller chunks to the database to reduce memory consumption. >> >> Moreover the plugin includes a new approach to OWL-2 inference using >> query rewriting of SPARQL algebra expressions. For SPARQL 1.1 queries the >> plugin will rewrite the query in such a way that also inferred solutions >> are returned. >> >> For more information, download, installation and usage head over to the >> GitHub >> page <https://github.com/niclashoyer/neo4j-sparql-extension>. >> >> Regards, >> Niclas Hoyer >> > -- > You received this message because you are subscribed to the Google Groups > "Neo4j" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
