Christian Bouville is presently an invited researcher in the FRVSense team at IRISA (Institut de Recherche en Informatique et Systemes Aleatoires) in Rennes (France). He was a team leader, project leader, and Emeritus expert at Orange Labs until 2006 and has been involved in many European and national projects. His main fields of research are now global illumination models and image-based rendering with a special interest in machine learning approaches.