垂直梯形校正。
A new method which using two order keystone transform to correct quadratic migration and frequency domain correction to correct once migration was proposed.
提出了一种新的解决方法，即利用二阶keystone变换补偿时间二次项，然后用频域校正算法补偿时间一次项。
A new method which using two order keystone transform to correct quadratic migration and frequency domain correction to correct once migration was proposed.
提出了一种新的解决方法，即利用二阶keystone变换补偿时间二次项，然后用频域校正算法补偿时间一次项。
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