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.

Date of Patent:
Sep. 15, 2015

Filed:

Jul. 13, 2011
Applicants:

OM D. Deshmukh, New Delhi, IN;

Sachindra Joshi, New Delhi, IN;

Shajith I. Mohamed, Karnataka, IN;

Ashish Verma, New Delhi, IN;

Inventors:

Om D. Deshmukh, New Delhi, IN;

Sachindra Joshi, New Delhi, IN;

Shajith I. Mohamed, Karnataka, IN;

Ashish Verma, New Delhi, IN;

Assignee:

Nuance Communications, Inc., Burlington, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/27 (2006.01); G10L 15/26 (2006.01); G06F 17/28 (2006.01);
U.S. Cl.
CPC ...
G06F 17/274 (2013.01); G06F 17/2795 (2015.01); G06F 17/2881 (2013.01); G10L 15/26 (2013.01);
Abstract

A system and method are described for generating semantically similar sentences for a statistical language model. A semantic class generator determines for each word in an input utterance a set of corresponding semantically similar words. A sentence generator computes a set of candidate sentences each containing at most one member from each set of semantically similar words. A sentence verifier grammatically tests each candidate sentence to determine a set of grammatically correct sentences semantically similar to the input utterance. Also note that the generated semantically similar sentences are not restricted to be selected from an existing sentence database.


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