Marie Rochery Ian Jermyn Josiane Zerubia Phase Field Models and Higher-Order Active Contours. 970-976 2005 conf/iccv/2005 ICCV http://doi.ieeecomputersociety.org/10.1109/ICCV.2005.189 db/conf/iccv/iccv2005-2.html#RocheryJZ05