Face detection method with characteristic reduction
A face detection and feature simplification technology, applied in the field of face detection, can solve the time-consuming problems of AdaBoost training processing technology, achieve the effect of reducing training time and improving training efficiency
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[0021] The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings: this embodiment is implemented on the premise of the technical solution of the present invention, and detailed implementation methods and specific operating procedures are provided, but the protection scope of the present invention is not limited to the following the described embodiment.
[0022] This embodiment is achieved through the following technical solutions, and this embodiment includes the following steps:
[0023] Step 1: Simplify Haar-like features.
[0024] First, use the integral graph to calculate the gray value of each Haar-like feature for the positive and negative samples, and then obtain the peak value of the cumulative histogram of the gray value of the positive and negative samples, which is judged by the relative position of the peak value of the cumulative histogram of the positive and negative samples The ability of this feature ...
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