Jue Wu Albert C. S. Chung Cross Entropy: A New Solver for Markov Random Field Modeling and Applications to Medical Image Segmentation. 229-237 2005 conf/miccai/2005-1 MICCAI http://dx.doi.org/10.1007/11566465_29 db/conf/miccai/miccai2005-1.html#WuC05