By using log-polar image gradient descent for minimizing a dissimilarity measure, mission was tracked, The registration of the airborne imagery shows that the method is efficient.

• 匹配后，用相对运动时目标的对数极坐标变换图像梯度下降最小相异评估方法对目标进行跟踪，通过对航拍照片进行匹配测试，证明了这种方法的有效性。