CPC G06V 40/45 (2022.01) [G06V 40/161 (2022.01); G06V 40/169 (2022.01); G06V 40/172 (2022.01)] | 20 Claims |
1. A liveness test method implemented by a mobile device, the method comprising:
obtaining an input image using a camera of the mobile device;
detecting a face region in the input image for a test target;
implementing a first liveness test to determine a first liveness value based on a first image corresponding to the detected face region;
implementing a second liveness test to determine a second liveness value based on a second image corresponding to a partial face region of the detected face region;
implementing a third liveness test to determine a third liveness value based on an entirety of the input image or a full region of the input image that includes the detected face region and a region beyond the detected face region; and
determining a result of the liveness test based on any one or any combination of any two or more of the first liveness value, the second liveness value, and the third liveness value.
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