中文说明：运用相位相关法对图像进行匹配，并通过图形形象地显示相关系数位置。对图像的亮度变换不敏感，相关峰尖突出，有较高的配准精度。
English Description：
The phase correlation method is used to match the image, and the position of the correlation coefficient is displayed vividly. It is not sensitive to the brightness transformation of the image, the peak of correlation is prominent, and the registration accuracy is high.