说明：  空间变化PSF(Space-vanant vomt Spread Function，S***F)图像，即物空间各点的退化随位置的改变而改变的图像，其复原技术涉及到多个甚至海量PSF的提取、存储和运算
(Compared with the image with Space。invariant Point Spread Function(SVPSF)，the restoration of the image it SVPSF，whose degradation function in the object domain is different from point to point)