Title:
LIVENESS DETECTION METHOD, DEVICE AND APPARATUS, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2023/124869
Kind Code:
A1
Abstract:
A liveness detection method, device and apparatus, and a storage medium. The method comprises: acquiring a face image to undergo detection, and performing image extraction on a plurality of preset facial parts in the face image, so as to obtain a plurality of facial part images (S102); respectively performing feature extraction on each facial part image by means of a pre-trained multi-modal liveness detection model, and fusing features obtained by means of the extraction (S104); and performing high-dimensional feature generation processing on the basis of the fused features and by means of the multi-modal liveness detection model, and determining, on the basis of a high-dimensional feature generation result, whether or not a user corresponding to the face image is a live user (S106).
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Inventors:
WANG SHENG (CN)
Application Number:
PCT/CN2022/137427
Publication Date:
July 06, 2023
Filing Date:
December 08, 2022
Export Citation:
Assignee:
HANGZHOU EZVIZ SOFTWARE CO LTD (CN)
International Classes:
G06V40/16; G06V40/40
Domestic Patent References:
| WO2021068322A1 | 2021-04-15 |
Foreign References:
| CN114360015A | 2022-04-15 | |||
| CN112329612A | 2021-02-05 | |||
| CN106203373A | 2016-12-07 | |||
| CN113657197A | 2021-11-16 | |||
| CN113052142A | 2021-06-29 |
Attorney, Agent or Firm:
BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)
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