The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 2014
Filed:
Aug. 30, 2012
Laura Chiticariu, San Jose, CA (US);
Vitaly Feldman, Palo Alto, CA (US);
Frederick R. Reiss, Sunnyvale, CA (US);
Huaiyu Zhu, Union City, CA (US);
Sudeepa Roy, Kolkata, IN;
Laura Chiticariu, San Jose, CA (US);
Vitaly Feldman, Palo Alto, CA (US);
Frederick R. Reiss, Sunnyvale, CA (US);
Huaiyu Zhu, Union City, CA (US);
Sudeepa Roy, Kolkata, IN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method for refining a dictionary for information extraction, the operations including: inputting a set of extracted results from execution of an extractor comprising the dictionary on a collection of text, wherein the extracted results are labeled as correct results or incorrect results; processing the extracted results using an algorithm configured to set a score of the extractor above a score threshold, wherein the score threshold balances a precision and a recall of the extractor; and outputting a set of candidate dictionary entries corresponding to a full set of dictionary entries, wherein the candidate dictionary entries are candidates to be removed from the dictionary based on the extracted results.