Pattern recognition is an area of study
that is well-established and known through years of
research, especially in the field of digit recognition
which is considered one of the obvious challenges and
one of the significant contributors to digit recognition.
However, Arabic digits recognition is considered the
recent major areas that attract researcher's attention.
Arabic digits recognition attracts researchers into
mainly two areas; first, a hierarchical division of the
input letter space to easily solve the problem. Second, a
heuristically defined rule for classification or feature
selection, which is depend on both the writer and the
written material (data)