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- Based on the steepest descent method and the conjugate gradient method, a hybrid algorithm is proposed in this paper, and its global convergence is proved. 摘要将最速下降法与共扼梯度法有机结合起来,构造出一种混合优化算法,并证明其全局收敛性。
- In this paper,the Linear-Exponential(L.E) algorithm are presented that is bassed on the optimal gradient estimation of steepest descent method . 本文基于对最速下降(算)法梯度的优化估值,提出了线性-指数(L.E)自适应滤波算法。
- A improved BP neural network algorithm with the stability of the steepest descent method and the speed performance of the Newton approach method is educed. 导出一种既有最速下降法的稳定性又有牛顿法的快速性的新算法;
- Recently, Ni Ren-xing studied a characteristic condition for a generalized steepest descent method to converge to the solutions of quasi-accretive operators equations. 摘要倪仁兴最近的文章研究了广义最速下降法强收敛于拟增生算子方程解的一特征条件。
- The hybrid algorithm raises the convergence rate of the conjugate gradient method and solves the problem for which the convergence rate of the steepest descent method get slower when the isopleth of goal function is oblong. 这种混合优化算法结合了共扼梯度法和最速下降法产生搜索方向,既提高了共扼梯度算法的收敛速度,又解决了目标函数的等值线是扁长椭球时,最速下降法下降缓慢的问题,具有收敛速度快、收敛范围大、适应面广等特点。
- Based on the steepest descent method,we present an efficient numerical method for computing the sine and cosine transform in resistivity measure,and present theoretical analysis of the error bound. 在最速下降法的基础上,给出了地球物理勘探中计算一种正余弦变换的一个有效数值算法,同时对新算法产生的误差进行了理论分析,并用数值实验对理论分析进行了检验。
- Switched capacity circuit structures of gradient methods are proposed,the common properties of the steepest descent method, Newton method and quas Newton methods are analysed. 建立了梯度法的开关电容电路结构,分析了最速下降法、牛顿方法和拟牛顿法的共同特点,研究无约束差分优化的开关电容电路结构。
- generalized steepest descent method 广义最速下降法
- relaxed hybrid steepest descent method 变分不等式问题
- The iterative regularization methods is studied,particularly the gradient methods including Least Squares Error(LSE) method,steepest descent method and Conjugate Gradient(CG)method. 研究图像恢复的迭代正则化方法,主要研究梯度法,特别是提出了求图像恢复的投影共轭梯度法。
- Adaptive filter based on steepest descent method for fundamental extraction 一种基于最速下降算法的基波提取自适应滤波器
- The Application of the Steepest Descent Method in the Image Reconstruction 最速下降法在图像重建中的应用
- Such a steep descent in an airplane would have blacked out a fledging. 飞机作这样的急速下降本来是会使缺乏飞行经验的人眼前发黑的。
- A mixed method of conjugate gradient method and steepest descent method 共轭梯度法和最速下降法的混合算法
- From the ground, we could see the, plane pull out of its steep descent. 在地面上我们能看到飞机由俯冲变为水平飞行。
- A steep descent of water from a height; a cascade. 瀑布水从一定高度上陡然而下;瀑布
- A Hybrid Algorithm of the Steepest Descent Method and the Conjugate Gradient Method and Its Global Convergence 最速下降法和共轭梯度的混合算法及全局收敛
- A steep descent of water from a height;a cascade. 瀑布水从一定高度上陡然而下;瀑布
- Application of Steepest Descent Method in Determination of Parameters in Rainstorm Intensity Formula 应用最速下降法推求暴雨强度公式的参数