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结合特征和时空关联的稳健图像匹配方法

Keywords: 景象匹配特征提取时空关联小波变换匹配概率匹配面积

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Abstract:

提出了基于特征和时空关联的积相关图像匹配算法.首先,采用Bubble小波边缘检测方法提取实时图与基准图特征;其次,利用惯导位置信息平移基准图,实现序列实时图在其对应基准图中的相对位置相同;最后,基于匹配概率与匹配面积成正比原理叠加序列积相关矩阵,并确定匹配位置.该方法克服了因面积增大由几何失真导致的匹配概率下降的缺点,使匹配概率已精度得到提高,具有较好的匹配稳健性。

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