Page History: Digital Image Fundamentals
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Page Revision: 2010/08/26 11:41
Book :
Digital image processing 3rd Edition, Rafael C. Gonzalez, Richard E. Woods, Prentice Hall
Elements of visual perception
- 인간의 시각인식의 이해가 첫 번째 과정
- 인간의 눈 구조
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- 망막: 간상체(rod) 와 원추체(cone)로 구성
- 간상체 (rod) : 밝기에 민감
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- 간상체 : 망막의 주변부에 분포, 저해상도
- 원추체 : 중심와 부근에 집중, 고해상도
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Image formation in the eye
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Brightness adaptation and discrimination
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실험 setup
ΔIc: ΔI를 증가시켜서 배경
보다 밝다고 판단하는 사람
이 50%가 되는 ΔI
Weber ratio = ΔIc/Ic