最小

This paper proposed a modified Particle Swarm Optimization algorithm to solve the mixed model assembly line sequencing problem in discrete space with two objectives:total production rate variation and total idle-overload time.

提出在离散空间用一种改进的微粒群优化算法来解决混流装配线的多目标排序问题，考虑两个目标：总生产变化率最小和总闲置－超载时间最小，并对两个目标函数进行了规范化处理以消除量纲的影响。

Finally, demonstrate the validity of least square identification method with restricted memory by comparing the mathematic model of this non-symmetrical hydraulic servo-system with actual system's output.

并将限定记忆最小二乘辨识方法所得的辨识模型同实际系统的输出进行了对比和验证，证实了限定记忆最小二乘辨识方法的有效性。

So we have in the dissertation: 1. First we proposed the minimal singular blending function, and established the minimal singular blending functions of power form、Bernstein form and Bézier form.

提出了最小奇异混合函数，研究了它的建立方法，给出了各种形式的最小奇异混合函数，有幂形式、Bézier基形式及Bernstein-Bézier基形式。

This algorithm is proved to converge to a unique least-squares and minimum-norm solution vector when the control parameters satisfy the given constraint conditions.

然后，提出了将步长、罚因子等过程控制参数统一的迭代－递推形式的辨识算法，证明了算法在给定的控制参数约束下收敛于唯一的最小二乘、最小范数解向量。

The difinition of Least Square Extrapolation was introduced and the Algorithms were designed, which were used to Spectral Measure of Risk, and superiorities were discussed.

介绍了最小方差外推法的概念，提出了基于最小方差外推法计算双曲类风险厌恶谱度量的算法，并进行数值模拟，讨论了此方法的优越性。

In chapter 3, based on the relationship between the minimal eigenvalue and the spectral radius of non-negative matrices, we derive some others upper and lower bounds on irreducible M-matrices.

第三章利用M矩阵的最小特征值与非负矩阵谱半径之间的关系，给出了不可约M矩阵最小特征值上下界的几个估计式。

This paper investigates the smallest singular value of matrices, the spectral radius of the iterative matrix, the minimal eigenvalue of irreducible M-matrices and some spectral properties of tensor product of matrices.

本文主要研究了矩阵最小奇异值，迭代矩阵的谱半径，不可约M矩阵的最小特征值以及矩阵张量积的一些谱性质。

Based on the case of panel with T stiffener,the objective function of cost and weight was minimized respectively to verify the cost es...

以蒙皮T形加筋为例，分别选取最小质量和最小成本为优化目标参量验证工时估算模型的有效性。

The first one focuses upon the fundamental theory and methods of system identification, including the basic concepts of system description and identification,review of matrix theory, stochastic process and pulse response of linear systems; the first principle models for lumped and distributed parameter systems; modeling of bioreactions; auto regressive moving average model; weighted least square and regressive weighted least square for parameter estimation of ARMA model; Runge-Kutta and Simplex methods; an example of BPNN application; as well as Kalman Filter.

第一部分包括知识驱动建模、数据驱动建模、参数估计和状态估计的基础理论和方法。具体为：(1)系统辨识和系统描述的基本概念，包括矩阵论、随机过程、线性系统的脉冲响应函数等基础知识回顾；(2)基于动态物料和能量衡算的集总参数、分布参数对象的知识驱动建模方法；(3)生物反应系统的建模方法；(4)自回归移动平均模型；(5) ARMAX模型参数的加权最小二乘参数估计一次性算法和递推算法，相应的统计性质；(6)龙格库塔法和单纯形法；BP神经网络应用实例；(7)卡尔曼滤波器，及其与加权最小二乘参数估计递推算法的对比。

This is discrepant with traditional point of view, which states that minimum principle stress is horizontal and perpendicular to the strike of normal fault or is vertical for reversed fault.

这与传统观点所认为的最小主应力方向垂直于断层走向或最小主应力为垂直应力相矛盾。

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％。