The effect of hypoxia stress on free, conjugate and bound polyamines levels were investigated in leaves of muskmelon seedlings in a nutrient solution culture system. 表明游离态、结合态和束缚态多胺与网纹甜瓜幼苗低氧抗性关系密切。
Trajectory sensitivity approach is used to assess the gradient of the PSS and SVC parameters on the objective function and then conjugate gradient approach is applied to find the optimum solution. 通过计算发电机转速和无功补偿节点电压变化量对各控制器参数的轨迹灵敏度,获得目标函数对各控制器参数的梯度,以便于用共轭梯度法寻找最优解。
The equations group of conjugate detonation model is close and has unique solution. 共轭爆轰模型方程组封闭且有唯一解。
The Application of the Conjugate Gradient Method to the Solution of Flow Field in Furnace 共轭梯度算法在炉内速度场求解中的应用
By discussion about a half-neutralization in an acid-base equilibrium, we reveal how the three connected species of acid system can coexist in solution with equal concentrations or percent of its conjugate base, and offer the method of preparation for this solution. 通过对鲜见报道的半中和酸碱平衡现象的深入讨论,揭示了相关三组分等浓度或等含量共存平衡的充分必要条件及相应的配制方法;
Compared with direct conjugate gradient optimal control solution method, the method of this paper is a direct and effective way to solve the problem. 给出了使用共轭梯度直接最优控制解法与本文方法的结果比较,表明本文方法是解决该类问题的一种直观有效的途径。
In this paper, we consider the incomplete LU preconditioning strategies for the conjugate gradient iterative solution to the large sparse non-Hermitian systems resulting from finite element method ( FEM). 在这里,我们重点考虑了用不完全分解预处理技术结合共轭梯度迭代法求解此类型的大型非Hermit有限元方程。
The real quadratic system with one real straight line solution and two conjugate complex straight line solution 具有一条实积分直线和一对共轭复积分直线的实二次微分系统
The linear constraint minimum variance ( LCMV) criterion is chosen to deal with strong interference. With orthogonal decomposition, LCMV is reduced to an unconstrained minimization problem, the conjugate gradient ( CG) algorithm is used to obtain the optimal solution. 针对强干扰采用线性约束最小方差准则(LCMV),利用正交分解将LCMV简化为非约束的最小化优化问题,采用共轭梯度(CG)算法求得最优解。
And then, a conjugate gradient algorithm is proposed for solving the solution of the system. 接着我们给出了求该优化问题的共轭梯度法。
This paper presents two kinds of improved preconditioned conjugate gradient method for solution of large sparse symmetric ill-conditioned linear equations in 3D eddy current field analysis. 本文针对三维涡流场问题分析中所形成的大型稀疏对称病态线性代数方程组,提出了两种改进型预处理共轭梯度法。