计算线性与非线性回归模型的能力是R的强大功能之一。
One of r's strengths is its ability to calculate linear, as well as nonlinear regression models.
根据数学模型及助力特性特点，提出了计算任意车速下转向盘转矩与电机助力转矩非线性关系的方法。
Based on the mathematics model and the assist characteristic, the arithmetic to calculate the nonlinear relationship between steering wheel torque and motor torque at any vehicle speed is worked out.
提出了高桥墩之间几何非线性效应的相干分析计算模型。
The computational models of mutural distubance analysis about geometric nonlinear effect between the higher piers are proposed.
本文考虑到二阶非线性项，建立起更加精密的系统模型，推导出利用状态变分计算终端干扰偏差的公式。
In this paper we consider second order nonlinear terms, set up more precise dynamic system's model and derive the computation formula of terminal perturbation deviation by state variation.
这种建立在非线性混沌改进模型基础上的预测方法不仅对小数据组可靠，而且计算量小、相对容易操作。
The forecasting method based on non linear chaotic model is not only reliable to small data sets, but also of little account amount and easy to handle.
建立了负重轮的三种三维有限元力学模型，在考虑三重非线性的情况下，用ANSYS有限元分析软件计算了负重轮的应力应变分布。
Under the condition of three kinds of nonlinearity the stress and strain distribution of the road wheel is calculated with finite element analysis software ANSYS.
为解决此工程难题，应用有限元对伸缩式水封进行非线性模拟计算，同时进行模型试验，研究确定了闸门采用伸缩式水封的改造方案。
To solve this problem, the nonlinear finite element calculation in parallel with model tests are used to study the expansion water seal, and a modified program is identified accordingly.
将桅杆结构离散为空间纤绳单元和梁单元计算模型，建立了桅杆结构非线性平衡方程。
The nonlinear equation of the guyed mast is presented based on calculation models of space cable and beam elements.
推演了索单元的切线刚度矩阵，建立了斜拉桥施工控制计算的几何非线性模型。
The paper deduces tangent stiffness matrix and set up geometrical nonlinear model of construction control calculation of the cable-stayed bridge.
地表沉陷涉及因素较多，是一个典型的非线性系统，神经网络模型能够较好的模拟该系统，进行地表移动变形计算。
Ground surface subsidence, involving many factors, is a typical non-linear system. A neural network model can simulate better this system and calculate ground surface movement.
通过对电控自动变速器汽车的状态与最佳档位之间的非线性关系进行基于神经网络的计算和分析，得出换档规律模型。
By calculating and analyzing the non-linear relationship between the status of cars with automatic transmission and the optimum shift based on neural-network, the shift schedule model can be obtained.
本文提出了一种具有非线性刚度的弹簧一质量模型，用于计算内燃机轴系的扭转—纵向耦合振动。
This paper presents a new mathematical model for calculating the coupled torsional-axial vibration with non-linear stiffness for a lumped spring-mass shaft system of internal combustion engine.
仿真结果表明，用GMDH方法建立非线性系统模型，具有预测精度高、计算稳定性好等优点。
Simulation result shows that GMDH method can be applied to nonlinear system modeling successfully and has such advantages as higher prediction precision and good calculation stability, etc.
基于模型的计算力矩控制由于考虑了非线性补偿而极大地提高了其控制品质。
Owing to the non-linear compensation has been taken into consideration, the computed-moment control based on model greatly enhanced its quality of control.
非线性规划模型求解中采用MFM算法，降低了计算量。
The Modified Feasible Method(MFM) is adopted to reduce computational complexity of the nonlinear programming model.
本文基于均相模型，运用非线性分岔理论，计算预测了两相自然循环系统静态分岔(流量漂移)解图。
Based on homogeneous model and with the application of nonlinear bifurcation theory, this paper presents prediction of static bifurcation (flow excursion) diagram of two-phase natural circulation.
采用非线性全过程数值分析方法，计算了钢筋混凝土不等肢T形、L形和十字形柱截面模型在多种工况下的截面曲率延性比。
The cross- section curvature ductility ratio for R. C inequiaxial T - shaped, L - shaped and cress - shaped columns is calculated by numerical method.
模型参数用非线性规划的最优化方法进行估计，得到了计算液相当量混合系数的无因次回归方程。
The model parameters are estimated by the optimal method of nonlinear programming, and the equivalent mixing coefficient is regressed in a dimensionless equation.
本文应用最优控制理论，建立了非线性成本曲线的系统网络优化模型及计算公式。
Based on the optimal control theory, this paper has established the scheduling model in the system network and the formula of computation of the nonlinear cost-time curve.
基于滑动轴承油膜力数据库的连续性分析，建立了椭圆轴承非线性油膜力的神经网络计算模型。
Based on continuity analysis of oilfilm force databases of hydrodynamic bearings, neural network model of nonlinear oilfilm forces of elliptical bearings is developed.
运用渡槽薄壁结构弹塑性动力分析模型，开展了渡槽非线性地震响应分析计算。
Based on the elastic-plastic dynamic model of the thin-wall structure aqueduct, the non-linear earthquake response analysis is presented.
提出了多种管片接头有限元计算模型，准确模拟了管片接头的非线性力学特征。
Several FEM models of segment joint are built to simulate the nonlinear mechanical behaviors of segment joint.
控制器的设计是直接基于称为伪偏导数的向量，伪偏导数是通过新型参数估计算法，根据给出的永磁直流直线电机非线性系统模型的输入输出信息在线导出的。
The design of controller is based directly on pseudo- partial-derivatives (PPD) derived on-line from the input and output information of the system using a novel parameter estimation algorithm.
实际计算结果表明该非线性气动力模型能够较为精确地计算飞机模型大幅值迎角简谐振动产生的气动力响应。
It is shown the nonlinear aerodynamic model given by the article can accurately calculate aerodynamic responses of aircraft models in large amplitude forced oscillation tests at high angles of attack.
在建立数学模型时，充分考虑了各非线性因素，缩小了理论分析、计算机仿真结果与试验结果之间的误差。
To establish mathematical model, various nonlinear factors are seriously considered, which can constrict the error between result of computer simulation after theoretical analysis and result of test.
基于结构动力学理论，提出了一种用于分析计算复杂非线性隔冲减振系统的双模型两步计算法。
Based on the dynamics of structure, this paper presented apratical method of two steps by double model for calculating the complexity shock-isolating system with nonlinear stiffness.
使用电路仿真软件对非线性系统模型进行电路仿真计算，给出了参数设置和搭建电路的步骤。
The nonlinear model is simulated with the electronic simulation software, and the approaches of building electronic circuit and setting parameters is also presented.
本文就小型制冷系统中可能出现的实际情况，对非绝热毛细管建立了与之相适应的非线性模型，并以此模型模拟计算常见的二十四种工况。
To the possible practical situations in small refrigeration system, this paper establishes a nonlinear model to calculate twenty-four cases for a non-adiabatic capillary tube.
本文就小型制冷系统中可能出现的实际情况，对非绝热毛细管建立了与之相适应的非线性模型，并以此模型模拟计算常见的二十四种工况。
To the possible practical situations in small refrigeration system, this paper establishes a nonlinear model to calculate twenty-four cases for a non-adiabatic capillary tube.
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