parameter vector meaning in English
参数矢量
Examples
- In iimom , the general concept of model parameter vector , which refers to the parameter vector determined by the designer in the multi - objective optimization model ( such as the weight vector in the weighted - sum meth
在mom中，给出了模型参数向量的一般概念，表示多目标优化模型中需要由设计者设定的参数向量(如加权系数法中的权重向量) 。 - At first , on the basis of the sufficient and necessary optimality conditions , we give a certain algorithm to compute the trust region subproblem ; then , we draw out a different scheme for parameter vector in cim
在分析子问题最优性条件的基础上，我们给出了锥函数模型信赖域子问题的求解算法；并从数据拟合的角度提出了对锥模型中参数向量的另外一种选择方案。 - The least square estimation in linear model is used to derive the two - stage estimation of the item parameter vector 1 of j th item as follows : noting that xj consists of the nuisance parameters s , j , j , were updated so that the estimation of 6 s could be renewed
修正进而修正x _ j和，从而形成一种新的估计方法?双重两步迭代估计蒙特卡洛模拟结果显示，双重两步迭代估计提高了估计对真值的恢复能力。 - This research focuses on synthesizing advanced multiobjective optimization such as physical programming with artificial neural networks ( ann ) , fuzzy technology and interactive design technology to develop more effective multiobjective optimization methods : developed fuzzy physical programming , which could deal with the fuzzy uncertainties in engineering design problem more effectively ; developed ann - based interactive physical programming , which is applicable and effective in large scale complex engineering multiobjective optimization problems ; based on the model parameter vector concept and the ann model of the designer ' s preference structure , this thesis developed intelligent interactive multiobjective optimization method ( iimom ) , providing a complete and effective solution for the medium and small scale multiobjective optimization problems
本文主要将物理规划等先进的多目标优化方法和神经网络( ann ) 、模糊技术、交互式技术相结合，提出了新的更有效的多目标优化方法：提出了模糊物理规划方法，能够更有效地处理工程多目标设计问题中的模糊不确定性；提出了基于神经网络的交互式物理规划方法，适用于大规模复杂工程多目标设计问题；以模型参数向量概念和设计者偏好结构的ann模型为基础，提出了智能交互式多目标设计方法( mom ) ，为中小型多目标优化问题给出了一个完善、有效的解决方案。 - In this paper , we consider the optimal parameter vector a of the modified incomplete gauss _ seidel method ( migs ) . we prove that the spectral radius function of the iterative matrix t of migs with parameter vector is strictly monotonic decreasing with respect to a satisfying 0 e if the classical gauss _ seidel method converges for a z _ matrix . some properties of the left and right eigenvectors corresponding to the largest eigenvalue in modulus are given , too . these results are useful to find an optimal parameter for migs
目前主要的方法有两类：一是充分利用所给矩阵a的特点，采用适当的主元素选取策略，使分解出的因子尽可能地保持稀疏性；二是迭代法。对于第二种方法，迭代矩阵的选取具有决定作用。只有选取的迭代矩阵的谱半径小于1才能保证迭代法收敛。