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.

Patent No.:

US 11086920 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 10, 2021

Filed:

May. 11, 2018
Applicant:

Cerego, Llc., San Francisco, CA (US);

Inventors:

Michael A. Yen, Oakland, CA (US);

Iain M. Harlow, Pleasant Hill, CA (US);

Andrew Smith Lewis, Palo Alto, CA (US);

Paul T. Mumma, Albany, CA (US);

Assignee:

CEREGO, LLC., San Francisco, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/00 (2019.01); G06F 16/36 (2019.01); G09B 7/08 (2006.01); G09B 7/04 (2006.01); G06F 40/30 (2020.01);
U.S. Cl.
CPC ...
G06F 16/367 (2019.01); G06F 40/30 (2020.01); G09B 7/04 (2013.01); G09B 7/08 (2013.01);
Abstract

A method for generating a set of concepts related to a target concept includes accessing a set of candidate concepts, embedding the target concept and the set of candidate concepts in a semantic vector space, selecting one or more intermediate concepts from the set of candidate concepts in response to determining whether each embedded candidate concept in the set of embedded candidate concepts satisfies a predetermined relationship with the embedded target concept, and filtering the one or more intermediate concepts to yield the set of concepts related to the target concept. The method may further include generating a multiple-choice question in which the target concept corresponds to a correct answer choice and the set of concepts related to the target concept correspond to distractors.


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