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:
Dec. 20, 2022

Filed:

Aug. 13, 2020
Applicant:

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

Inventors:

Tian Xie, Los Altos, CA (US);

Xinyi Yang, San Mateo, CA (US);

Caiming Xiong, Menlo Park, CA (US);

Wenhao Liu, Redwood City, CA (US);

Huan Wang, Fremont, CA (US);

Wenpeng Yin, Palo Alto, CA (US);

Jin Qu, Sunnyvale, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 40/30 (2020.01); G10L 15/22 (2006.01); H04L 51/02 (2022.01);
U.S. Cl.
CPC ...
G06F 40/30 (2020.01); G10L 15/22 (2013.01); H04L 51/02 (2013.01);
Abstract

A system performs conversations with users using chatbots customized for performing a set of tasks. The system may be a multi-tenant system that allows customization of the chatbots for each tenant. The system processes sentences that may include negation or coreferences. The system determines a confidence score for an input sentence using an intent detection model, for example, a neural network. The system modifies the sentence to generate a modified sentence, for example, by removing a negation or by replacing a pronoun with an entity. The system generates a confidence score for the modified sentence using the intent detection model. The system determines the intent of the sentence based on the confidence scores of the sentence and the modified sentence. The system performs tasks based on the determined intent and performs conversations with users based on the tasks.


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