1. Moulay Ismail University,IA Laboratory, Science Faculty,Meknes,Morocco
2. Sidi Mohamed Ben Abdellah University,LISACL, Faculty of Sciences Dhar El Mahraz,Fez,Morocco
3. L-STI, T-IDMS, University of Moulay Ismail,Faculty of Science and Technics,Errachidia,Morocco
4. Moulay Ismail University,Image laboratory,Meknes,Morocco