A formal treatment of typed feature structures (TFSs) is developed to augment TFSs, so that negative descriptions of them can be treated. Negative descriptions of TFSs can make li...
A small fragment of the Systemic Functional Grammar of the PENMANsystem is reformulated in the Typed Feature Structure language. Through this reformulation wc gain full reversibil...
This paper provides a method for generating compact and efficient code to implement the enforcement of a description in typed feature logic. It does so by viewing information abo...
The purpose of this paper is to re-examine the balance between clarity and efficiency in HPSG design, with particular reference to the design decisions made in the English Resourc...