您要查找的是不是：
- The realization of phase gradient autofocus (PGA) algorithm was described. 摘要描述了相位梯度自聚焦(PGA)算法的实现步骤。
- Finally, experimental results show that MTVA algorithm has good performance and is better than Phase Gradient Autofocus (PGA) algorithm. 实验结果表明此算法在处理二次相位误差时优于相位梯度自聚焦算法。
- The phase gradient autofocus (PGA) algorithm has been widely used in synthetic aperture radar (SAR).It has been proven to be a superior and robustness autofocus method. 摘要相位梯度自聚焦(PGA)算法被广泛应用于SAR成像过程中，具有很好的聚焦性和稳健性。
- Phase gradient autofocus algorithm 相位梯度自聚焦（PGA）算法
- Phase Gradient Autofocus Algorithm for Stripmap SAR Autofocus 相位梯度自聚焦算法在条带模式SAR中的应用
- Performance analysis and improvement of phase gradient autofocus algorithm 相位梯度自聚焦算法的性能分析及改进
- Phase Gradient Autofocus Algorithm for SAR Imagery Based on Contrast Criteria 基于最优对比度准则的SAR图像相位梯度自聚焦算法
- phase gradient autofocus (PGA) 相位梯度自綦焦
- phase gradient autofocus 相位梯度自聚焦
- The primary relationship between the size of the focal sp ot and RMS of phase gradient was also given by simulation calculation. 通过模拟计算，给出低频位相噪声的均方根梯度与聚焦光斑尺寸的初步规律。
- In the algorithm,the phase gradient algorithm(PGA) was performed,and the signals of multiple scatters on a few range bins were utilized. 该算法采用了相位梯度算法(PGA)的处理结构,利用了多个距离单元上的散射点信号。
- Both the phase gradient method (PGM) and the poynting vector method (PVM) for computation of angular glint of complex targets are discussed from polarization consideration. 摘要从极化的观点出发讨论了复杂目标角闪烁的两种计算方法。
- Phase Gradient Algorithm for Phase Error Correction of UWBR System 用相位梯度法校正超宽带雷达系统的相位误差
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
- A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
- British Leyland has announced plans to phase out some of its cars next year. 英国雷兰德汽车公司已宣布他们明年将逐步淘汰某些型号的汽车的计划。
- The army plans to phase out the equipment as it becomes obsolete. 军队计划淘汰这些设备，因为它们已经报废了。
