This paper puts forward the character of adjoint transformation on linear tranformation and studies the reation between transformation.
文章主要讨论了线性变换与其伴随变换的关系及伴随变换的相关性质。
The adjoint transformation is a generalized one of the symmetry transformation in Euclid space.
伴随变换是对欧氏空间上对称变换的进一步推广。
The direct differentiation method and adjoint variable method for sensitivity analysis based on general objective functions and kinematical algebraic equations,ordinary differential equations of motion and differential/algebraic equations of motion are presented,which link the analysis of mltibody system dynamics and optimization of these systems.
回顾和比较了近年来国际上基于多体系统动力学的设计灵敏度分析与动态优化设计所提出的主流方法,在此基础上,对具有通用性的设计目标函数,基于多体系统运动学方程、常微分方程形式的动力学模型和微分/代数动力学模型,系统地建立了设计灵敏度分析的直接微分方法和伴随变量方法。
The adjoint variable method for design sensitivity analysis of multibody system dynamics based on ordinary differential equations is presented.
基于常微分方程数学模型建立了多体系统动力学设计灵敏度分析的伴随变量方法。
The direct differentiation method and adjoint variable method for dynamics of multibody systems were presented, based on the generic formulation of implicit differential/algebraic equations with implicit initial conditions and generic end time conditions.
基于一般性的积分型目标函数、隐式相容初始条件及终止时刻表达式,系统建立了含设计参数的用隐式微分/代数方程表达的多体系统动力学设计灵敏度分析的直接微分方法和伴随变量方法,为降低目标函数及其对设计变量导数的计算复杂性,将其积分形式的计算转化为微分形式。
A concept of adjoint vector of grads vector is proposed and a variational adjoint method is developed to calculate the grades vector for the parameter back analysis.
在岩土工程参数反分析中,针对梯度类优化方法中梯度向量计算量大且难以求解的问题,引入变分伴随向量,提出了岩石力学参数反分析的变分伴随方法,推导出梯度向量的显示计算公式,梯度向量能够一次性全部算出,计算方便快捷。
The variational adjoint method in combination with Tikhonov regularization principle is applied to retrieve the initial gas concentrations and reaction rates in chemical reactions about ozone destroying in the stratosphere.
将结合正则化思想的变分伴随方法应用于大气平流层中臭氧破坏催化反应过程的浓度初始值和反应速率参数的反演问题,推导了在整体资料和末端时刻局部资料反演的伴随模式和泛函梯度,并进行了一组理想数值试验。
In this paper, parameters retrieval about GEM model of the atmospheric boundary layer is studied based on the variational adjoint method in combination with the regularization principle.
本文利用变分伴随方法结合反问题正则化思想研究了大气边界层GEM模式(考虑了水平气压梯度力、科氏力、湍流粘性力和惯性力四力平衡的大气边界层模式)中湍流粘性系数和地转风参数反演问题。
By using the adjoint method to calculate the gradient of the object function and then to solve the optimal problem, the theoretical formulation is constructed.
应用伴随方法计算目标函数的梯度以求解优化问题 ,给出了理论框架 ,进行了数值试验。
This paper presents a brief overview of some of the recent advances in aerodynamic shape design and optimization, the continuous adjoint method based on Navier Stokes equations is employed to achieve the airfoil optimal design.
本文简要回顾了气动优化设计的最新发展 ,并采用连续伴随方法对粘性条件下的翼型气动外形进行了优化设计。
Based on the variational adjoint methods in comhination with regularization methods,a new method of single-Doppler wind retrieval is proposed.
本文利用变分伴随方法,结合正则化思想。
Research on the adjoint transformation of G_m-C filter from voltage-mode into current-mode circuit
G_m-C滤波器电压模—电流模电路伴随变换研究
Dynamics Theory and Application Research of Chained Multibody System Based on the Representation of Adjoint Operator
基于伴随变换算子表示的链式多体系统动力学理论与应用研究
the swapping of horses (accompanied by much bargaining).
马的交换（伴随着很多讨价）。
a loss entailed by giving up or selling something at less than its value.
伴随放弃或低价变卖的损失。
A Strong Invariance Principle for Negatively Associated Gaussian Sequences
负相伴高斯随机变量序列的一个强不变原理
The mechanical creep in photoelastic models is accompanied by a variation with time of the optical effects.
光弹性模型中的力学蠕变，伴随着光学效应随时间的变化。
"Chaneleon Nails"At The Click of a Switch
“变色龙”指甲：随意变换指甲颜色
But computer networks along with a new family of viruses called macro viruses are changing all that.
但是伴随计算机网络出现的宏病毒改变了一切。
A reddening of the skin, as with fever, emotion, or exertion.
脸红伴随着发热、情感或用力的皮肤变红
The Parallel Computing of Adjoint Models of Variational Data Assimilation in Numerical Weather Forecasting;
数值气象预报变分同化的伴随模式并行计算
The Grammaticalization of With--A Discussion on the Pattern of Change in English and Chinese Comitative Prepositions;
with的语法化——英汉伴随介词的演变模式再探
Equilibtium Analysis of Influence on Endogenous Technilogical Change is Accompnying Input Substitution(Ⅱ);
伴随投入品替代对内生技术变化的影响(Ⅱ)
Influence on Endogenous Technological Change in Accompanying Input Substitution(Ⅰ);
伴随投入品替代对内生技术变化的影响(Ⅰ)
Grain boundary sliding in compressed olivine aggregates.
橄榄石集合体中与位错蠕变相伴随的粒间滑动
an excessive growth of bureaucracy, with related problems; snags incidental to the changeover in management.
官僚作风的过度滋长伴随而来的问题；伴随经营方针的改变而来的阻碍。
Something, such as a situation, that accompanies something else; a concomitant.
伴随状况伴随发生的事物，如一状况；伴随状况
And our clothing needs to change with the seasons.
我们的衣服随季节变化而不断更换。
A Class of Random Deviation Theorems and the Approach of Laplace Transform;
一类随机偏差定理与Laplace变换的方法