查询词典 constraints

Based on linear equation constraints and steepest descent method, an adaptive algorithm is proposed for nonminimum phase FIR system identification.

摘要提出了一种基于线性代数方程组约束和梯度法的非最小相位FIR系统的自适应辨识算法。

A deterministic global optimization algorithm based on linear relaxation is proposed for locating the global minimum of the generalized geometric programming with inequality constraints.

3针对具有不等式约束的广义几何规划，提出一种基于线性松弛的确定型全局优化算法。

A deterministic global optimization algorithm based on Lagrangian dual is proposed for solving the nonconvex quadratic programming with nonconvex quadratic constraints, which is often encountered in technical design and operational research.

针对带有非凸二次函数约束的非凸二次规划问题，提出了一个基于拉格朗日对偶的确定型全局优化算法，这类优化算法可广泛应用于工程设计和非线性系统的鲁棒稳定性分析等实际问题中。

These problems in reality can be classifies into two major categories: transport bilevel programming problems with deterministic user equilibrium constraints and transport bilevel programming problems with stochastic user equilibrium constrain...

此文首先从模型和算法的角度总结了有关这类问题已有的研究成果，接着介绍有关这方面的最新的研究进展，即如何把用户基于平衡原则下的交通网络优化问题的双层规划模型统一地转换为一个连续可微的单层最优化问题，并设计统一的算法。

A stochastic nonlinear programming model of production with delay interaction (which is a static optimization model to solve the dynamic optimization problem) is built up and transformed into a deterministic nonlinear programming model and further into a linear programming model by adding constraints.

首先根据实际需要建立关联方程有延迟的车间生产的随机非线性规划模型，即一种求解动态优化问题的静态优化模型。

Without a sound credit system constraints and deterrence, credibility out of the question.

没有健全的信用制度的制约和威慑，信誉的问题。

As pointed out by Deville et al., a class of connected row-convex constraints is shown to be tractable.

相接行凸(connected row-convex，简称CRC)约束网络是Deville等人提出的一类易处理问题。

The role those anthropologists ascribe to evolution is not of dicta ting the details of human behavior but one of imposing constraints — ways of feeling, thinking, and acting that "come naturally" in archet ypal situations in any culture.

这些人类学家所归诸于生物进化的作用，不是规定人类行为的种种细节，而是将各种限制强加于人类——即在任何文化的典型情景中都会"自然表露"的情感、思维、以及行动方式。

It is known theoretically that to the variational problem with weak constraints in cost functional J, its Euler equation can be discreted into difference format, by using matrix theory and difference method of partial differential equation we know that there exists optimal selection of weight factors in the cost functional under the condition of minimal variance between analysis field and ideal field.

从理论上可知，对于目标泛函J带有约束条件的变分问题，将其Euler方程离散成差分形式，利用矩阵理论和偏微分方程的差分方法，则目标泛函的权重因子，在分析场和理想场的最小方差意义下存在最优选取。

Based on some influential theories of the structure analysis of codeswitching, such as free morpheme constraints, equivalent theory and matrix language frame model, and so on, the author puts forward a pattern, which takes the MLF Model as the basic theoretical frame, considers the concrete situations, and divides the Chines-English codeswitching into intrasentential codeswitching, intersentential codeswitching, and diglossia codeswitching.

并在分析一些语码转换结构研究上较有影响的理论基础上，如自由词素限制、对等限制、母体语言模式等，提出了以母体语言模式为基本理论框架，并与中英语码转换的具体情况相结合的中英语码转换分类模式，即句内转换、句际转换和双语转换。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。