2. Different technologies: Xiao Yuan adopts 3D depth camera technology, which can carry out more accurate face recognition and improve the security of payment; The circular expression adopts deep learning algorithm, which can recognize faces in different scenes.
3, different application scenarios: Xiao Yuan is mainly used in Alipay APP, which can be paid online and offline, convenient and fast; Round God can be applied to various application scenarios, such as attendance, access control, security and so on. Generally speaking, Xiao Yuan and Shen Yuan are both face recognition technologies of Alipay, which play different roles in different application scenarios.