Christophe Braillon Cédric Pradalier Kane Usher James L. Crowley Christian Laugier Occupancy Grids from Stereo and Optical Flow Data. 367-376 2006 ISER http://dx.doi.org/10.1007/978-3-540-77457-0_34 conf/iser/2006 db/conf/iser/iser2006.html#BraillonPUCL06