그림 1. 전체 시스템 구성도 Fig. 1 System configuration
그림 2. 공기압 구동 제어 부 구성도 Fig. 2 The configuration of air flow controller
그림 3. 골프공 회전중심 검출 알고리즘 순서도 Fig. 3 Block diagram of visual detecting algorithm
그림 4. ROI 선정 Fig. 4 ROI setting
그림 6. 필터 결과 (a) RGB 필터 (b) HSL 필터 Fig. 6 Result of RGB filter (a) and HSL filter(b)
그림 7. RGB-Plane 필터링 (a) Red plane 필터링 (b) Green plane 필터일 (c) Blue plane 필터링 Fig. 7 RGB-Plane filtering, (a)Red plane, (b)Green plane and © Blue plane
그림 8. 가시광선 스펙트럼 Fig. 8 Spectrum of visible light
그림 9. 패턴 매칭을 위한 검출 이미지 블록 Fig. 9 The detected Image block for Pattern matching
그림 10. 개발된 골프공 회전 축 자동 검출 장치 Fig. 10 The developed automatic detecting equipment for rotation axis of golf ball
그림 11. 프런트패널 구성 및 패턴 매칭실행 Fig. 11 Front panel and pattern matching
그림 5. (a) 에지검출 (b) 기준좌표계 설정 Fig. 5 (a) Edge detecting (b) coordinate setting
그림 12. 초기 각도에 따른 회전축 수렴 시간 Fig. 12 Convergence time of rotation axis with respect to different initial angles of golf ball.
표 1. 초기각도에 따른 골프공 회전축 수렴시간 Table 1. Convergence time of rotation axis with respect to initial angle of goal ball
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