Face part distance measuring method and device and vehicle-mounted terminal
A technology of parts and faces, applied in the field of intelligent driving, can solve the problems such as the inability to measure the face position and so on.
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[0123] Wherein, the designated part may be a point in the key points of the human face, for example, the designated part may be the corner of the eye, the tip of the nose, the center of the brow, and so on. This step may specifically include the following implementation manners:
[0124] According to the preset correspondence between each point in the face image and each point in the face point cloud model corresponding to the face image, determine the point in the target face point cloud model corresponding to the specified part in the face image, According to the coordinates of the determined point, the distance information between the designated part in the face image and the camera is determined.
[0125] Specifically, there is a correspondence between each face image and the points in the face point cloud model corresponding to the face image. For example, the three-dimensional face key points in the face point cloud model correspond to the two-dimensional points in the face i...
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