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.:
Date of Patent:
Apr. 14, 2025
Filed:
Aug. 07, 2023
Huawei Technologies Co., Ltd., Shenzhen, CN;
Xinyu Zhang, Hangzhou, CN;
Ke Zhan, Shenzhen, CN;
Lan Luo, Hangzhou, CN;
Chengzhen Fu, Shenzhen, CN;
Enrui Hu, Hangzhou, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
An information retrieval method includes obtaining Mi (i+1)-hop candidate documents based on a retrieval text query and Ki i-hop candidate documents; obtaining a score of each candidate document in the Mi (i+1)-hop candidate documents; obtaining, based on a score of a candidate document Pjy(i+1) and a probability of a path L, a probability of a path corresponding to the candidate document Pjy(i+1); obtaining K(i+1) (i+1)-hop candidate documents based on probabilities of paths respectively corresponding to the Mi (i+1)-hop candidate documents; and obtaining, based on the K(i+1) (i+1)-hop candidate documents, a retrieval result corresponding to the query.