This dissertation puts forward a way on judging an image whether in focus by a single frame, and avoiding an error operation when the image in focus to spring focus.
提出了一种可单帧判断图像是否清晰的方法，消除了图像在清晰情况下却触发调焦的误操作，从而提高了跟踪的可靠性和精度。
This dissertation puts forward a way on judging an image whether in focus by a single frame, and avoiding an error operation when the image in focus to spring focus.
提出了一种可单帧判断图像是否清晰的方法，消除了图像在清晰情况下却触发调焦的误操作，从而提高了跟踪的可靠性和精度。
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