Shizuka Higaki Seisuke Kyochi Yuichi Tanaka Masaaki Ikehara A novel design of criticially sampled contourlet transform and its application to image coding. 2880-2883 2008 ICIP http://dx.doi.org/10.1109/ICIP.2008.4712396 conf/icip/2008 db/conf/icip/icip2008.html#HigakiKTI08