It is certain of reference to reconstructing blurred images by accurately identifying unknown PSF from blurred images, but still it need more researches on reconstructing field under bigger noise.

• 对于模糊图像的系统辨识及其图像复原问题的解决具有实际意义，但对于附加较大噪声条件下的图像复原仍是需要进一步研究的问题。