Where is the main recognition of face recognition?

Face recognition mainly identifies unfixed places. He can fix the logo or find the best part to logo. Take Apple's mobile phone as an example. The feature part of Apple's mobile phone face recognition is not fixed every time. This is a learning process. No matter which part of face recognition is, it depends entirely on the design of programs and algorithms, not a few fixed positions, but hundreds of points, which are constantly optimized.

Advantages and disadvantages of face recognition

Imperceptible face recognition technology can adopt visible light face image recognition, or multi-light source face image recognition technology combining infrared light and visible light. As long as there is a specific light source, face recognition can be done without being noticed, it will not be offensive, and it will not fall into the situation of camouflage and deception. In the field of public security criminal investigation, it is especially suitable for tracking and chasing criminal suspects.

First of all, people's faces are similar, and there is little difference between different individuals. Everyone's facial structure is similar, even the structure and appearance of facial organs are similar. This feature is good for locating by face, but it is not good for distinguishing human individuals by face. In addition, the cover-up of makeup and the natural similarity of twins increase the difficulty of identification.