System for correcting grammar based on parts of speech probabili

Details System for correcting grammar based on parts of speech probabili System for correcting grammar based on parts of speech probabili

1996-05-17

1998-08-25

Weinhardt, Robert A.

Data processing: speech signal processing, linguistics, language

Linguistics

Natural language

G06F 1727

Patent

active

057992690

ABSTRACT:
In a grammar checking system in which a sentence is first tagged as to pa of speech, the probability of the sequence of the parts of speech being correct is utilized to correct improper use of troublesome words, especially those identical sounding words which are spelled differently. The system corrects word usage based not on the probability of the entire sentence being correct but rather on the probability of the sequence of the parts of speech being correct. As part of the subject invention, the parts of speech sequence probability is utilized in part of speech sequence verification, underlying spelling recovery, auxiliary verb correction, determiner correction, and in a context-sensitive dictionary lookup.

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