1. Univ. of Sciences, Techniques and Technologies of Bamako,Dept. ISA-GEII,Bamako,Mali
2. University of Rennes 1,IRISA Lab,Lannion,France,F-22300
3. Univ. Gustave Eiffel,COSYS-ERENA,Marne-la-Vallée,France,F-77454
4. Bordeaux INP,LaBRI Lab,Bordeaux,France,F-33000
5. CY Cergy Paris University,ETIS UMR 8051 CNRS lab,Cergy,France,F-95000