Chiu Yen Kao Michael Hofer Guillermo Sapiro Josh Stern David A. Rottenberg A geometric method for automatic extraction of sulcal fundi. 1168-1171 2006 conf/isbi/2006 ISBI http://dx.doi.org/10.1109/ISBI.2006.1625131 db/conf/isbi/isbi2006.html#KaoHSSR06