Face data enhancement method based on key point perturbation technology
A key point and key point position technology, applied in the field of face alignment, can solve the problem of insufficient training samples
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[0048] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0049] like figure 1 Shown, is the general flow chart of the method of an embodiment of the present invention:
[0050] The first step is to detect key points {P(x, y)} on the image I(x, y) n , and find out the positions of three important key points P 1 (x 1 ,y 1 ), P 2 (x 2 ,y 2 ), P 3 (x 3 ,y 3 ), the specific steps include:
[0051] 1.1) Convert the original color image into a grayscale image I(x, y);
[0052] 1.2) Use the face detection algorithm based on the Viola and Jones frame...
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