4진 변형 위상필터를 이용한 한글문자의 회전 불변적 인식

Rotation-Invariant Korean Alphabet Recognition with 4-Phase Modified Phase-only Filter

For the efficient recognition of Korean alphabets, a new procedure which is applicable for the generation of phase filters with reduced resolution requirements and capable of implementing distortion tolerant pattern recognition is proposd. The performance of these filters and their advantages for Korean alphabets recognition is demonstrated.