1. Mohamed El Bachir El Ibrahimi University,Maths and Informatics Faculty,Bordj Bou Arreridj,Algeria
2. Mohamed El Bachir El Ibrahimi, BBA,Maths Informatics,Algeria
3. University Paris-Est Vitry-sur-Seine,The Laboratory of Images, Signals and Intelligent Systems (LISSI),Paris,France
4. LINFI University of Biskra,Biskra,Algeria