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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。
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 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。
phase gradient algorithm 相位梯度算法
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。
Gradient algorithm has been widely used for training the weights of feedforward neural networks. 梯度算法广泛应用于训练前馈神经网络.
Standard stochastic gradient algorithm of blind source separation is only adapted to Euclidean space. 盲源分离的常规随机梯度算法只适用于欧氏空间,对于更一般的黎曼空间则必须采用自然梯度算法。
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。
Preconditioned con- jugate gradient algorithm is a fast and accurate computational algorithm. 预条件共轭梯度法是一种精确并且收敛迅速的计算方法。
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。
A optimization algorithm by using chaos which combines the chaos and the gradient algorithm is proposed. The algorithm can find the global miniumum. 将混沌变量与梯度法相结合，提出了一种基于混沌的优化算法，该算法具有搜索全局最优解的能力。
In this control structure, an SVM is used as identifier, the control signal is solved by an exponentiated gradient algorithm. 该控制结构以支持向量机为辨识器，并用指数梯度算法来求控制作用。
Based on the merit function, a new conjugate gradient algorithm for solving linear inequalities system problems was proposed. 利用这个价值函数，提出了求解线性不等式组问题的一种新的共扼梯度算法。
The nonlinear blind source separation algorithm is proposed using improved particle swarm optimization (PSO) combined with natural gradient algorithm. 摘要采用粒子群算法与自然梯度法相结合进行非线性混叠信号盲分离。
Phase gradient autofocus algorithm 相位梯度自聚焦（PGA）算法
Image reconstruction is often converted to the nonrestraint extremum of the nonlinear equations.We have deduced a conjugate gradient algorithm from the extremum of norm. 图像重建常常被转化为解非线性无约束极值问题,通过范数极小化推导出共轭梯度法的一般算法。
A new method of realizing the edge detection for color image is constructed by the gradient algorithm of multi-structuring elements morphological of HSI space in the paper. 构建了一类在HSI颜色空间基于多结构元彩色形态边缘检测梯度算法实现彩色图像边缘检测新方法,多结构元形态边缘检测有着比单一结构元素形态边缘检测更优越的性能。
Using the genetic algorithm as the online optimizing algorithm, it escape the problem of account the derivative repeatedly at gradient algorithm, and it predigest the problem. 采用遗传算法作为预测控制的滚动优化策略，避免了梯度算法中的多次求导运算的问题，从而使得求解过程简化。
Accordingly, the improved conjugate gradient algorithm(ICGA) can be used to invert narrowly distributed, widely distributed and multi-modal PSD in practice. 针对以上问题，提出通过改变收敛阈值来控制迭代过程，使该算法可满足窄、宽和多峰分布的粒度求解要求。