Arabic Sign Language Recognition System for Alphabets Using Machine Learning Techniques

Table 4

The result of hand detection by global threshold method.

Original image (ك هـ ي ع ص)

Grayscale image (ك هـ ي ع ص)^a

The image after cutting by using the threshold = (50) (ك هـ ي ع ص)

Morphology method to close holes (10 times) (ك هـ ي ع ص)