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与高精度单点匹配式定位算法

, PP. 1197-1202

Keywords: 信息处理技术,特征提取,标识识别,标识点定位,特征匹配,视觉测量

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Abstract:

在简要分析目前标识点自动提取技术难点的基础上,提出邻域灰度重心连线交点和累积量判断的“+”交叉点快速探测与单点匹配式高精度定位算法。试验结果表明,算法能够很好地适应噪声环境、光照变化、图像旋转、采样误差、一定程度视角变化和透视变形等影响,达到0.01~0.05像素级的定位精度。

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