Evaluating image quality of the system with the method of spot diagram energy concentration and deviation of energy centre.
以点列图能量集中度和能量重心偏评价光学系统的成像质量。
To evaluate the quality of image enhancement, this thesis studied the evaluating method of image's contrast and entropy.
对增强图像的质量评价，本文研究了采用图像对比度和熵的评价方法。
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