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:
Mar. 30, 2021

Filed:

Jan. 31, 2017
Applicant:

Salesforce.com, Inc., San Francisco, CA (US);

Inventors:

Caiming Xiong, Palo Alto, CA (US);

Victor Zhong, San Francisco, CA (US);

Richard Socher, Menlo Park, CA (US);

Assignee:

salesforce.com, inc., San Francisco, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06N 3/08 (2006.01); G06N 5/04 (2006.01); G06N 3/04 (2006.01); G06N 5/02 (2006.01);
U.S. Cl.
CPC ...
G06N 3/08 (2013.01); G06N 3/0445 (2013.01); G06N 3/0454 (2013.01); G06N 5/022 (2013.01); G06N 5/04 (2013.01);
Abstract

The technology disclosed relates to an end-to-end neural network for question answering, referred to herein as 'dynamic coattention network (DCN)'. Roughly described, the DCN includes an encoder neural network and a coattentive encoder that capture the interactions between a question and a document in a so-called 'coattention encoding'. The DCN also includes a decoder neural network and highway maxout networks that process the coattention encoding to estimate start and end positions of a phrase in the document that responds to the question.


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