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Re:Show HN: Delver, a natural language interface to your app by icebraining on Tuesday March 12, 2013 @07:10AM (#5361144)
Pretty cool. I've become interested in this topic when I read the paper on Natural Language Query System for RDF Repositories[1], which mapped NL queries to a PIM ontology using SPARQL, but alas, I never further explored it.

It's nice to know the technology is becoming available to the average programmer like myself ;)

[1]: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.115...

Re:Show HN: Delver, a natural language interface to your app by thom on Tuesday March 12, 2013 @07:20AM (#5361167)
You can certainly go a long way with pretty naive models that take advantage of RDF[1][2], because you can just match words in a query to those in the ontology. Our model is a little more complicated, as we need to support everything from simple things like 'not' to negate part of a query, to more complex stuff like 'more recently', and compositional queries (what products have sold more than products that are red, tricky stuff like that).

[1]: http://gate.ac.uk/sale/dd/related-work/Kaufmann_nlp+reduce_E... [2]: http://gate.ac.uk/sale/eswc10/freya-main.pdf