“…Several methods based on more specific image acquisition are reported in [7], [8], [9], [10], [11], [12], [13]. Wen and Tao developed a nearinfrared vision system for automatic apple defect inspection, see [14], While some recent advances in feature extraction for images and biometrics are reported in [15], [16], [17], [18], [19]. Zion et al introduced a computerised method to detect the bruises of Jonathan, Golden Delicious, and Hermon apples from magnetic resonance images by threshold technique.…”