Dr. Bertrand Delezoide has received his MS degree and PhD in Signal Processing and Informatics from University of Pierre et Marie Curie, Paris, France, in 2001 and 2006. Currently, he is the head of the Multimedia Team in the Vision and Content Engineering Lab (LVIC) at CEA List. His research interests are in the area of Big Data : heterogeneous multimedia document indexing, filtering, mining and search.