HPSG

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HPSG stands for Head-driven Phrase Structure Grammar, a formalism developed mainly by Carl Pollard and Ivan Sag.

For more information, see e.g. http://en.wikipedia.org/wiki/Head-driven_phrase_structure_grammar


This wiki believes that the following NLG systems are based on the HPSG framework:

System Worker Started Ended Description
DISCO Uszkoreit
Busemann
24493541994 24508151998 An appointment scheduling agent using natural language
GIST-tax Cavallotto
Magnini
Lavid
Matiasek
Not
Paris
Pianesi
Pianta
Power
Scott
Stock
Trost
Vander Linden
24493541994 24500841996 generates instructions for filling in tax forms
LKB Copestake 24500841996 General workbench for typed feature grammar formalisms, including a tactical generation component
VM-GECO Finkler 24489891993 24500841996 VerbMobil Generation Components (I)
VM-GECO-II Finkler 24504501997 24515452000 VerbMobil Generation Components (II)
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