Gaoping Li Accelerating Fractal Image Encoding Based on Gray Value Moment Features of Normalized Block. 466-470 2008 ISCSCT (2) https://doi.org/10.1109/ISCSCT.2008.344 https://doi.ieeecomputersociety.org/10.1109/ISCSCT.2008.344 conf/iscsct/2008 db/conf/iscsct/iscsct2008-2.html#Li08