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Computer-Implemented Systems and Methods for Detecting Punctuation Errors

Israel, Ross; Tetreault, Joel R.; Chodorow, Martin
Patent Issued:
Jul 12, 2016
Patent Number:
ETS Patent
Document Type:
Family ID:
Subject/Key Words:
Patent, Active Patent, Punctuation, Grammatical Error Detection, Automatic Error Detection, Automated Essay Scoring (AES), Computer-Implemented


Systems and methods are provided for detecting punctuation errors in a text including one or more sentences. A sentence including a plurality of words is received, the sentence including one or more preexisting punctuation marks. One or more punctuation marks are determined with a statistical classifier based on a set of rules, to be inserted in the sentence. The determined punctuation marks are compared with the preexisting punctuation marks. A report of punctuation errors is output based on the comparison.

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