运动模糊图像清晰度评价函数是图像恢复中评价图像质量的一个重要判据。
Clarity evaluation function of motion blurred image is an important criterion for evaluating the quality of image restoration.
准确有效的图像清晰度评价函数是采用数字图像处理技术实现自动调焦的关键。
The accuracy and efficiency of the sharpness function was a key to auto-focusing based on digital image processing technique.
在此基础上，提出了几种运动模糊图像清晰度评价函数，并研究了它们的优缺点和适用范围。
Based on that, some evaluation functions of motion blurred image are proposed, and their advantages and disadvantages are also discussed.
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