VIE-DU: Dialog by Unification

VIE-DU is a unification-based natural language consulting system that integrates modern theories of syntax, semantics, and knowledge representation within a unification-based approach.

At the core of the system is an HPSG-inspired grammar of German with considerable coverage. The semantics was extended to also include discourse information.

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Duration:	1990 - 1992
Sponsor:	Austrian Science Foundation (FWF)
Researchers:	Ernst Buchberger, Liz Garner, Wolfgang Heinz, Johannes Matiasek