The image need not pretreatment and the accuracy of registration can reach as high a level as sub-pixel if you registrate image by mutual information method.
互信息的使用使得待配准图像不需要进行预处理，并且配准的精度可以达到亚像素级。
A high precision method based on the phase congruency features was presented in this paper for automated evaluating sub-pixel band-to-band registration accuracy of satellite multispectral imagery.
文章实现了一种基于相位一致特征的多光谱图像亚像元波段配准精度自动评价方法。
For heart MRI time-series images, an improved sub pixel match approach based on cross-weighted moments and mutual information is presented, which adopts mixed registration strategies.
针对心脏磁共振时间序列图像，提出了一种结合力矩主轴法与互信息法的序列图像亚像素配准新方法。
Experimental results indicate that the optimum method has a faster image registration speed and a better image registration precision. The registration results reach the level of sub-pixel.
实验结果表明，此优化方法不仅提高了计算速度，而且提高了配准精度，配准结果达到了亚像素级水平。
Experimental results indicate that the optimum method has a faster image registration speed and a better image registration precision. The registration results reach the level of sub-pixel.
实验结果表明，此优化方法不仅提高了计算速度，而且提高了配准精度，配准结果达到了亚像素级水平。
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