公开(公告)号：US20250111026A1

公开(公告)日：2025-04-03

申请号：US18833737

申请日：2022-08-19

Applicant: CHINA UNIONPAY CO., LTD.

Inventor： Zhijun Fei ,  Xuetao Qiu ,  Tao Tang ,  Wenji Xing ,  Pengfei Gao ,  Yanming Yang

IPC: G06F21/32 ,  G06V10/82 ,  G06V40/16

Abstract: The disclosure pertains to a biometric recognition method, the method comprising: receiving biometric data; performing a random transformation of low-bit data in received biometric data; randomly selecting one or more filtering algorithms to pre-process randomly transformed biometric data; and performing identity verification based on pre-processed biometric data.