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:
Jul. 15, 2025

Filed:

May. 07, 2024
Applicant:

Yahoo Assets Llc, New York, NY (US);

Inventors:

Donghyun Kim, Mountain View, CA (US);

Xinyue Wang, Santa Clara, CA (US);

Rao Shen, Sunnyvale, CA (US);

Chang Lu, Jersey City, NJ (US);

Liuqing Li, San Jose, CA (US);

Assignee:

Yahoo Assets LLC, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/906 (2019.01); G06F 16/23 (2019.01); G06F 16/2457 (2019.01); G06F 16/955 (2019.01);
U.S. Cl.
CPC ...
G06F 16/906 (2019.01); G06F 16/2322 (2019.01); G06F 16/24578 (2019.01); G06F 16/955 (2019.01);
Abstract

In an example, in connection with a search clustering system, a grouping component retrieves a timestamp set of news queries and determines a time-stable set of news query groups by performing the first stage of a two-stage clustering technique. A clustering component determines a time-stable set of news query groups clusters by performing the second stage of the two-stage clustering technique. The performance of the two-stage clustering technique is aided by a least recently used caching component. The time-stable set of news query groups clusters may be served to a web page in order to generate a trending topic list for display.


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