Patent ID: 11941918
Assignee: YOTI HOLDING LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G  B | IPC B  G

Claim 3:
4. The anti-spoofing system of claim 1, comprising:
a second patch-based anti-spoofing classifier configured to classify each image patch of multiple image patches of the 2D verification image in relation to the real and anti-spoofing classes, and thereby assign a second local classification value to each image patch of the multiple image patches;
wherein first patch-based anti-spoofing classifier is configured to distinguish between images of actual human faces and images of a first type of spoofing attack, and the second patch-based anti-spoofing classifier is configured to distinguish between images of actual human faces and images of a second type of spoofing attack, the second type of spoofing attack different than the first type of spoofing attack.