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:
Oct. 19, 2021

Filed:

Mar. 07, 2019
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Julio Nogima, São Paulo, BR;

Marcelo C. Grave, São Paulo, BR;

Claudio S. Pinhanez, São Paulo, BR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 40/35 (2020.01); G10L 15/06 (2013.01); G10L 15/19 (2013.01);
U.S. Cl.
CPC ...
G06F 40/35 (2020.01); G10L 15/063 (2013.01); G10L 15/19 (2013.01);
Abstract

Embodiments provide for dialog based speech recognition by clustering a plurality of nodes comprising a dialog tree into at least a first cluster and a second cluster; creating a first dataset of natural language sentences for the first cluster and a second dataset of natural language sentences for the second cluster; generating a first specialized language model (LM) associated with the first cluster based on the first dataset; and generating a second specialized LM associated with the second cluster based on the second dataset, wherein the first specialized LM is different from the second specialized LM.


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