说明：  分形图像编码,基于分形维数对图像进行块分割,提出了一种混合编码方法,引入不变矩限制匹配块的搜索范围.
(fractal image coding, based on the fractal dimension of the image segmentation block, a mixed-encoding method, the introduction of the same restrictions Moment matching piece of the scope of the search.)