点扩散函数（point spread function），对光学系统来讲，输入物为一点光源时其输出像的光场分布，称为点扩散函数，也称点扩展函数。
点扩散函数 [光] point spread function ; PSF ; poimspreadfunction
透镜的点扩散函数 PSF
有效点扩散函数 effective point spread function
对称点扩散函数 centrosymmetric point spread function
系统点扩散函数 System Point Spread Function
定律和点扩散函数 point spread function ; PSF
目的采用点扩散函数 point spread function ; PSF
目的通过点扩散函数 PSF ; point spread function
三维点扩散函数 D point-spread-function
几何点扩散函数 Geometric point spread function
Second, we can not identifies the PSF of the blurred image, that is to say, we only have insufficient information of the blurred image.
其次，当我们不能确定系统的点扩散函数时，也就是说，对于模糊图像，我们没有充分的信息。
参考来源 - 运动图像恢复·2,447,543篇论文数据，部分数据来源于NoteExpress
盲图像恢复就是在点扩散函数未知情况下从降质观测图像恢复出原图像。
Blind image restoration is to recover the original image form the observed degraded image with unknown the Point Spread Function (PSF).
全面测量光学系统像质的是它的点扩散函数(PSF)或光学传递函数(otf)。
The most complete measures of image quality for an optical system were its point spread function (PSF) and its optical transfer function (OTF).
实验结果表明，正则化条码信号复原算法在消除系统点扩散函数的影响的同时能够很好地抑制噪声。
The experimental results show that the regularization algorithm of the restoration of bar code signal can restrain the noise effectively when it is eliminating the effect of the point spread function.
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