Feature selection based on discriminative power under uncertainty for computer vision applications - Chakroun, Marwa (University of Sfax. Control and Energy Management Lab) ; Bouhamed, Sonda Ammar (University of Sfax. Control and Energy Management Lab) ; Kallel, Imene Khanfir (University of Sfax. Control and Energy Management Lab) ; Solaiman, Basel (IMT Atlantique (Brest, França)) ; Derbel, Houda (University of Sfax. Control and Energy Management Lab)