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Alfredo S.

Commented on Open-Source Tools for Mapping Text to Ontology·Posted inAsk
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Alfredo S.
·

thanks for the Walton reference: I'll try to read some more on this topic, it seems to be very interesting!

Commented on Open-Source Tools for Mapping Text to Ontology·Posted inAsk
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Alfredo S.
·

this looks an interesting application? I wonder if the model could also be connected to the representation ofbsperches in the populus project. Anyway: I don't know the walton project, but if you plan to represent with an ontology, there is still more non trivial work to do, not only for the modeling part, but especially for extracting the various parts with NLP. Do you alteady have some module, or are you in a starting phase?

Commented on Open-Source Tools for Mapping Text to Ontology·Posted inAsk
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Alfredo S.
·

Hi for mapping raw text to an ontology, do you mean the entities from text, to concepts and classes defined into the ontology? If so, there are different tools for NER: there was stanbol (if I'm not wrong is not active anymore, but it supported RDF as well), there is spotlight, and for example CoreNLP... If you mean something different, for example including the "meaning" of the phrase in text, I think the problem not only involves much more NLP, but also the need to understand what knowledge are you trying to capture, specifically: there could be different levels of abstraction for different ontologies, using both lexical or entity-based representation... what do you need this for?

Commented on Exploring ID Development Using n10s.rdf.export.spo...·Posted inAsk
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Alfredo S.
·

having LDF on neo4j would be such an interesting feature indeed 🙂 I think the implementation will actually require the development of an interanl LDF server, more or less... On the other hand, I wonder if it could be possible to re-implement an LDF client (so SPARQL over TPF) in java? That way the SPARQL to neo4j functionality could be a two step process:

  1. 1.

    having TPF on neo4j, in order to consume it as one of the standard sources

  2. 2.

    include in neo an internal endpoint reproducing the logic to apply for having SPARQL-to-LDF, acting as a proxy for users's requests

Thanks anyway for sharing these informations, I'll follow the developments, let us know if you need some contributions! :-)

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