直方图作为对图像颜色或灰度分布的一种基本描述量，文中利用其统计特征进行直方图之间的相似性度量。
Histogram, as a basic description of the image or the gray distribution, using of statistical characteristics of it, are compared in similarity.
然后引入色彩相似性约束将灰度空间的匹配和彩色空间的匹配有机的结合起来，大大提高了匹配的精度。
Then, by adding constraint of color similarity, the grey space matching was combined with color space matching suitably and the improved SSD method could use the color information reasonably.
结果表明，通过计算灰度场的相似离度，可以有效地定量描述台风非对称性结构的相似性，并能较准确地预测其未来的移动路径。
The result indicated that it can describe effectively the comparability of typhoon asymmetry structure by harmonic analysis method, and also can predict exactly prospective motion.
提出一种利用局部互相关系数作为相似性测度的灰度一致性配准算法。
The consistency registration algorithm, which used local cross correlation coefficient as the similarity metric, was proposed.
实验结果表明，用图像局部熵相似性判决准则的图像分割结果优于用图像灰度值相似性判决准则的图像分割结果。
The results demonstrate that the maximum local entropy value decision criterion has a better performance than the gray level decision criterion for the segmentation.
在基于体素灰度的医学图像配准领域，本文采用了全新的相关比相似性测度作为配准的测度准则。
A new correlation ratio similarity measure in voxel intensity based medical image registration field was adopted.
在基于体素灰度的医学图像配准领域，本文采用了全新的相关比相似性测度作为配准的测度准则。
A new correlation ratio similarity measure in voxel intensity based medical image registration field was adopted.
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