Text-critiquing with the EPISTLE system: an author's aid to better syntax

摘要: The experimental EPISTLE system is ultimately intended to provide office workers with intelligent applications for the processing of natural language text, particularly business correspondence. A variety possible critiques textual material are identified in this paper, but discussion focuses on system's capability detect several classes grammatical errors, such as disagreement number between subject and verb. error-detection performance relies critically its parsing component which determines syntactic structure each sentence functions fulfilled by various phrases. Details operations provided, some future critiquing objectives outlined.