이미지에서 밝기 패턴의 표면적인 움직임을 나타내는 것Cannot compute any motion from flat areaKey AssumptionBright constancySmall motionSpatial coherencesolving spatial coherence constraintBarberpole Illusion 때문에 Corner Detection is betterOptical Flow Notionbrightness constancy constraintspatial coherence constraintLucas-Kanade flow 옵티컬 플로우 (Optical Flow) 알아보기 (Luckas-Kanade w/ Pyramid, Horn-Schunck, FlowNet 등)gaussian37's bloghttps://gaussian37.github.io/vision-concept-optical_flow/