一种新的任意角度旋转的景象匹配方法

被引:15
作者
王敬东
徐亦斌
沈春林
机构
[1] 南京航空航天大学自动化学院
关键词
景象匹配; 旋转不变性; 投影匹配; 模板匹配;
D O I
10.16356/j.1005-2615.2005.01.002
中图分类号
TP391.41 [];
学科分类号
080203 ;
摘要
为了解决任意角度旋转的景象匹配问题 ,在分析了传统的模板匹配算法对旋转敏感的本质原因后 ,提出了圆投影匹配算法 ,并对其进行了改进。实验结果表明 ,文中提出的算法不仅具有旋转不变性 ,而且对灰度变化、噪声、光照以及对比度变化等也具有很好的鲁棒性 ,同时匹配速度比归一化积相关匹配算法 (NProd)提高了近一倍。
引用
收藏
页码:6 / 10
页数:5
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