The process of face-brushing payment is as follows: first, upload photos to Alipay, and bind the payment account after system analysis and authentication; Then, scan the goods; Select the option of payment by brush, and brush; Enter the four digits after the mobile phone number is bound. If the payment is successful, the receipt will be automatically printed. If you are in a familiar environment, you don't need to enter your mobile phone number.
The process of face-brushing payment is to judge whether the uploaded photo and the two photos taken by the camera belong to one person. At present, the recognition rate has reached 99%. Alipay's face recognition technology adopts the regional feature analysis algorithm, that is, the feature points are extracted from the video through computer vision, analyzed by using the principle of biometric identification, and the features of the face feature template and the subject's face image are analyzed. According to the analysis results, the similar value is given, and whether it is the same person is determined by this value. The process includes face detection, face analysis, living body detection and face comparison.
Since the beginning of this year, the self-service cash register with the function of brush payment has been used in large-scale commercial scenes such as retail, catering and medical treatment. Up to now, more than 300 KFC in more than 0/00 cities across the country support face-brushing payment. According to the data of "Shuang 1 1", 60% people pay by brushing their faces and fingerprints. Because there is no need to remember complicated passwords, the number of elderly users of Alipay has increased by 20% in the past period of time.