• 智能感知与模式识别(Intelligence percepti • 上一篇 下一篇
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摘要: 提出了一种针对棋盘方格角点的自动检测算法,用于摄像机标定过程中控制点的精确提取。该算法在分析现有算法的优缺点的基础上,结合棋盘标定物的几何特征,进行从粗到精的角点提取和坐标精确定位。首先粗略确定角点所在区域,然后在区域内应用对称性特征实现坐标的精确提取。实验表明,该算法能自动、有效地对控制点进行自动检测和精确提取。