针对离焦模糊图像的盲复原算法的研究具有重要的实际意义和实用价值。
The research on fuzzy restoration algorithm of blurred images induced by relative motion;
并在求取离焦点扩散函数的基础上，优化了维纳滤波器，很大程度上降低了噪声对离焦模糊图像复原的不良影响。
This method improves the estimating precision of the point spread function. Wiener filter is fabricated for recovering the defocused image based on the defocused point spread function.
实验结果表明：该方法能有效地估计离焦模糊参数和复原模糊图像。
Results show that the proposed PSF parameter estimation technique and the defocused image restoration are effective.
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