System for correcting grammar based on parts of speech probability
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United States of America Patent
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Aug 25, 1998
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N/A
app pub date -
May 17, 1996
filing date -
Jun 1, 1994
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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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