TY - JOUR AU - Marina Ghisi AU - Massimo Gobbino TI - On the evolution of subcritical regions for the Perona–Malik equation JO - Interfaces and free boundaries PY - 2011 SP - 105 EP - 125 VL - 13 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4171/ifb/250/ DO - 10.4171/ifb/250 ID - 10_4171_ifb_250 ER -