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...
Feature structures are informational elements that have been used in several linguistic theories and in computational systems for natural-language processing. A logicaJ calculus h...
In this paper we present a description of negation cues and their scope in biomedical texts, based on the cues that occur in the BioScope corpus. We provide information relative t...
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...