您要查找的是不是:
- Using optimized unrestrainted conjugated gradient method,the optimum intersecting angle and the regularity of optimum point position 'were found. 利用无约束最优化共轭梯度法,求出了最佳交会角和最佳点位的规律。
- The results show that the TSVD algorithm can improve the result of the deconvolution by about 10 dB(SNR) compared with the conventional conjugated gradient method (CGM). 结果表明,使用截断奇异值分解法比传统的共轭梯度法得到的解改善了约10dB。
- Based on the conjugated gradient method, an algorithm was presented for the identification of irregular inner boundary by outer surface thermographic temperature measurement. 根据共轭梯度法,提出了根据管道外表面红外测温定量地识别管道内部不规则边界的计算方法,并通过模拟实验研究了测温误差等对内壁边界识别的影响。
- Using optimized unrestrainted conjugated gradient method, the optimum intersecton angles and the point positional accuracy in general case are obtained. 用无约束最优化共轭梯度法,求出一般情况下方向后交最佳交会角和点位精度;
- Then we concentrate on the construction of the discrete space of Lagrange multiplier, the space of mortar elements, and the conjugated gradient method for the related saddle point problem. 接着重点讨论了Lagrange乘子的近似空间 ,即粘接元 (mortarelements)空间的建立 ,以及所引起的离散鞍点问题的共轭梯度迭代解法。
- The authors propose a new hybrid conjugate gradient method. 摘要给出一个新的杂交共轭梯度法。
- Second, objective function was minimized with conjugate gradient technique. 第二,用共轭梯度法将目标函数最小化。
- The aim of this paper is to construct a three-term conjugate gradient method to solve the trust region subproblem. 在本文中,我们提出了解信赖域子问题的三项预处理共轭梯度法,并将这个方法嵌入解大型最优化问题的信赖域算法中。
- N step restart conjugate gradient routine is used to speed up the convergence rate. 使用n步重新开始的共轭梯度法可以提高算法的收敛速度。
- The conjugate descent method introduced by Fletcher (1987) is one of the conjugate gradient methods. 共轭下降法是由 Fletcher( 1 987)提出的一个共轭梯度法。
- According to the filter matrix particularity, the filter equation was solved by using conjugate gradient method. 并根据滤波矩阵的特殊性,?用共轭梯度法求解滤波方程。
- Conjugate gradient methods are efficient to minimize differentiable objective functions in large dimension spaces. 摘要共轭梯度方法是求解大规模优化问题的一种非常有效的方法。
- Iterative methods by the generalized conjugate gradient method were constructed and its limited termination was proved. 利用广义共轭梯度法构造迭代算法,并证明了算法的有限步终止性。
- The algorithm resetting of the convergence of the conjugate gradient is also employed to speed up the convergence rate. 还采用重置共扼梯度法加快了算法的收敛速度。
- To improve the prediction accuracy of BP network, the variable conjugate gradient (VCG) algorithm was proposed. 摘要为克服BP算法收敛速度慢,易陷入局部极小值等的缺点,提高BP预测精度等性能,提出了变共轭梯度法(VCG)。
- Our method makes use of the merits of two algorithms: first order gradient algorithm and conjugate gradient algorithm. 采用一阶梯度算法结合共轭梯度算法的方法求解了终时不固定的最优控制问题。
- 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。
- Application of complex conjugate gradient method(CCGM) and fast Fourier transform(FFT) to study multitudinous scattering in near-field optics. 利用共轭梯度法与快速傅立叶变换(CCGM-FFT)相结合的方法来研究近场多体散射问题。
- The conjugate gradient method (CGM) and fast Fourier transform (FFT) technique are used to reduce the necessary memory and CPU time. 在求解过程中应用共轭梯度法 (CGM)和快速傅立叶变换 (FFT)相结合的方法降低所需计算机内存和CPU时间。
- Nonlinear conjugate gradient optimize is used to realize the first arrival tomography inversion.The process of inversion is convergent. 利用非线性共轭梯度优化方法来实现初至旅行时层析反演,反演过程稳定收敛。