Patent · US Active

Video retrieval method and apparatus

US12339903B2 · kind B2 · utility

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20Claims
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Key dates

Filing dateMay 26, 2023
Grant dateJun 24, 2025
Priority date
Expiry dateMay 26, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V20/63
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Implementations of the present specification provide a video retrieval method and apparatus. In the method, a video frame in a video to be matched is obtained; an image feature and a text feature are extracted from the video frame; the image feature and the text feature are fused based on a center variable used to represent a cluster center to obtain a fused feature, where the center variable is used to associate features of different modes of a same video; and video retrieval is performed in a video database based on the fused feature to determine a video in the video database that matches the video to be matched, where a plurality of videos and video features corresponding to the plurality of videos are stored in the video database.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.