Christophe Lenglet Mikaël Rousson Rachid Deriche Segmentation of 3D Probability Density Fields by Surface Evolution: Application to Diffusion MRI. 18-25 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3216&spage=18 2004 conf/miccai/2004-1 MICCAI (1) db/conf/miccai/miccai2004-1.html#LengletRD04