Dung T. Vo Truong Nguyen Sehoon Yea Anthony Vetro Edge-based directional fuzzy filter for compression artifact reduction in JPEG images. 797-800 2008 ICIP http://dx.doi.org/10.1109/ICIP.2008.4711875 conf/icip/2008 db/conf/icip/icip2008.html#VoNYV08