1) WMHD(Weighted Modified Hausdorff Distance)
加权的修正Hausdorff距离(WMHD)
2) modified Hausdorff distance
修正Hausdorff距离
1.
In this paper,an image watermarking algorithm robust to geometric transformations is proposed,Radon transformation of edge image is used to detect and invert geometric transformations,then a perceptual hash feature detector is proposed to extract significant geometry preserving feature points,finally compare features from two images by developing a modified Hausdorff distance measure.
提出了一种抗几何攻击的图像认证算法,该算法利用图像边界的Radon投影变换来实现图像几何失真的矫正,根据感知hash方法提取图像的特征点,并通过修正Hausdorff距离来实现对图像的认证。
3) Weighted Hausdorff distance
加权Hausdorff距离
1.
In order to meet requirement that scene matching aided navigation system must get aircraft position error real-timely, an image matching algorithm based on genetic algorithm and weighted Hausdorff distance was proposed.
由于一般图像匹配算法均采用全局搜索法,耗时较大,为满足景象匹配辅助导航系统实时性的要求,提出了一种将遗传算法和加权Hausdorff距离算法相结合的图像匹配算法,利用遗传算法的非遍历搜索机制,迅速收敛到全局近似最优解,提高了匹配搜索的快速性。
2.
At the low-level matching step, the weighted Hausdorff distance algorithm was utilized to obtain pixel-level precision of position errors.
该算法分两级:一、将加权Hausdorff距离算法引入图像粗匹配并推导了权值计算公式;二、应用最小二乘算法精匹配定位出两幅图像间的最优相似变换参数,并就最小二乘原理给出了实时确定图像特征点集一一对应关系的方法。
4) Gaussian weighted hausdorff distance
Gaussian加权Hausdorff距离
5) revised weighted Hanming distance
修正加权汉明距离
6) line Hausdorff distance
线段的Hausdorff距离
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参考词条