查询词典 jacobian

Based on the nonlinear static equilibrium equations of the system, the force singularity is described by the determinant and condition number of the Jacobian matrix clearly.

基于系统的非线性静力平衡方程，根据力传递Jacobian矩阵的行列式和条件数，剖析了工作空间内部的力奇异性。

During calculation of the tangent vector, the complete Jacobian matrix is adopted so that the tangent vector is computed accurately. During calculation of initial power flow and correction steps FDCPF is used.

该方法在切向量求取环节，采用完整的雅可比矩阵做系数矩阵求取切向量，从而保证切向量的准确性；在初始潮流计算和校正环节采用快速分解法进行求解。

The key problem of this model is to acquire injecting power actual utilization rates. A pseudo load variable to balance network losses and to construct its corresponding Jacobian matrix is introduced. In the solution power flow process, injecting power actual utilization rates of each generation could be easy obtained with solving the n step transposed matrix.

该模型核心是上网电能实际利用率的计算，以直流潮流为基础，引入虚拟网损负荷变量并构造出带有松弛负荷变量的有功不平衡方程雅可比矩阵，一次求解n阶矩阵的转置矩阵，获得各发电机组的上网电能实际利用率。

Jacobian Davis iterative method of solving equations AX = B, least squares polynomial fitting, portfolio Simpson formula for integration, with a triangular decomposition method of solving equations AX = B.

拉格朗日插值多项式拟合，牛顿插值多项式，欧拉方程解偏微分方程，使用极限微分求解导数，微分方程组的N=4龙格库塔解法，雅可比爹迭代法解方程AX=B，最小二乘多项式拟合，组合辛普生公式求解积分，用三角分解法解方程

The astringency, error and stability of the numerical method are researched. Zero matrix method, constant matrix method, and Jacobian matrix method are constructed in order to improve numerical precision and efficiency.

研究了所提数值计算方法的误差、稳定性、收敛性等数学性质，在计算精度和计算效率两方面提出了一些改进措施，构造了零矩阵法、常数矩阵法、雅可比矩阵法等计算格式。

For the space robot system without condition control, according to the principle of momenta conservation, The Kinematic model is constructed using the general Jacobian matrix.

对于载体无位置控制的空间机器人系统，根据动量守恒定律，应用广义Jacobian矩阵建立了系统的运动学模型。

In chapter 1, Galerkin alternating-direction procedures and an approximation to the Jacobian of the isoparametric map are applied to discuss a three-level and a four-level Galerkin alternating-direction procedures for two kinds of nonlinear hyperbolic equations which are given on a nonrectangular, curved region.

第一章结合[10]中对矩形域上双曲型问题提出的交替方向有限元方法和[19]中利用等参元，等参变换的Jacobi行列式的逼近来研究的思想，给出了两类非线性双曲型方程在非矩形域上的交替方向有限元方法。

A static mathematical model for the parallel balance calibration is developed. The conclusion that the force Jacobian calibration is to solve least square solution of overdetermined linear equations.

建立了并联天平的静态标定数学模型，得出力雅可比矩阵标定的实质是求解超定线性方程组最小二乘解的结论。

Ttingis employed to obtain more accurate Jacobian estimation and image precompensation.

为了补偿时延，本文采用局部拟合方法估计图像雅可比矩阵，以获得当前时刻更准确的图像雅可比矩阵估值，并可对图像预补偿。

By the use of the concept of "pseudo convected velocity" proposed by theauthor, mechanical influence coefficient is obtained with the physical meaning ofdepending only on configuration of mechanism explicitly revealed and therelationship between influence coefficient and Jacobian matrix of robots is analyzed.

采用作者提出的&拟牵连速度&的概念，推导出了机构的影响系数，明确地给出了影响系数只依赖于机构位形这一结论的运动学含义，分析了机构影响系数与机器人雅克比矩阵的关系。

The production moved off-Broadway to New York City, where she won the Joseph E. Calloway award for her performance, and was profiled in American Theater Magazine as one of ten young theater artists to watch.

生产提出过百老汇的新的纽约市，在那里她赢得了约瑟夫calloway奖，她的表现，并于异型在美国的战区杂志之一， 10战区的青年艺术家观赏。

It's a risk tradeoff, and I believe that adding test support code usually wins.

这是一个风险的权衡，我相信添加测试代码通常会占上风。