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. 08, 2020

Filed:

Mar. 28, 2019
Applicants:

Beijing Jingdong Shangke Information Technology Co., Ltd., Beijing, CN;

Jd.com American Technologies Corporation, Mountain View, CA (US);

Inventors:

Sijia Li, Mountain View, CA (US);

Guangtao Wang, Mountain View, CA (US);

Jin Guo, Mountain View, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/903 (2019.01); G06F 16/9032 (2019.01); G06N 5/02 (2006.01); G06F 16/906 (2019.01);
U.S. Cl.
CPC ...
G06F 16/90332 (2019.01); G06F 16/906 (2019.01); G06F 16/90344 (2019.01); G06N 5/022 (2013.01);
Abstract

A method and system for generating an answer to a question. The system includes a computing device. The computing device has a processor and a storage device storing computer executable code. The computer executable code, when executed at the processor, is configured to: receive the question inputted by a user regarding a product; extract target answers from a question-answer (QA) knowledge base using the question to form an answer set; extract user comments regarding the product from a comment database to form a comment set; cluster keywords in the answer set to obtain cluster centers; filter the answer set and the comment set using the cluster centers to obtain answer subset and comment subset; and generate the answer to the question from the comment subset, wherein the answer is selected from the comment subset and has high sentence similarity to sentences in the answer subset.


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