Daiki Endo Tsuyoshi Hiyane Kiyoaki Atsuta Shozo Kondo Fractal Image Compression by the Classification in the Wavelet Transform Domain. 788-792 1998 ICIP (1) db/conf/icip/icip1998-1.html#EndoHAK98 http://doi.ieeecomputersociety.org/10.1109/ICIP.1998.723619