go top 返回词典
• Generally, a linear least squares problem leads to ihc solution of the so called normal equation.

解线性最小二乘问题时，通常所谓正规方程

dict.cnki.net

• Power system state estimation is usually formulated as a weighted least-squares problem and is solved iteratively by the normal equation method.

电力系统加权最小二乘准则的状态估计通常采用正规方程

dict.cnki.net

• By contrast with trial method, normal equation method and plan solution method, present solution has good convergence stability, practicability and higher calculation accuracy.

普通的算法正规方程规划求解等数解法及图解相比算法具有良好收敛稳定性、方便实用性较高计算精度

dict.cnki.net

• The strong interrelationship among exterior elements of linear pushbroom imagery induces normal equation severely ill-posed and least squares value deviated from the true value.

线阵推扫式影像外方元素相关性，导致法方程病态，外方位元素最小二乘估计值误差较大。

www.dictall.com

• A new iteration for solution normal equation is applied to GPS rapid positioning by using several-epoch single frequency phase data.

一种求解病态法方程方法——谱修整迭代应用于单频GPS接收机快速静态定位

www.dictall.com

• Under general feasible set, in consideration of the algorithms for nonsmooth equations and the properties of projection map, the algorithms using the normal equation to solve are discussed.

一般可行结合光滑方程组解法投影映射性质讨论了方程求解变分不等式问题算法构成

dict.cnki.net

• The coefficient matrix of normal equation which is comr puted strictly is used as the standard of controlling accuracy.

严格计算方程系数矩阵作为控制精度标准

dict.cnki.net

• If the coefficient matrix of the normal equation is ill-conditioned, the statistical character of adjustment parameter will become poor.

方程系数矩阵病态时，平差参数统计性质就要坏。

dict.cnki.net

• The causes of rank defect of normal equation are analyzed, and then the problems are solved by advancing different method to different causes.

分析了方程出现可能原因，针对不同原因提出了解决办法

dict.cnki.net

• Parameters in Normal Equation are modified by using MATLAB and we can get the calculating model of K factor suitable for the Loess and Sandy slope soil of highway.

运用Matlab对诺方程进行了修正得到适用公路沿线地区黄土和风沙土高速公路边坡土壤可蚀性因子K计算模型

www.fabiao.net

• The results show that the robust principal component estimation can not only overcome the ill condition of the normal equation. but also resist the outlier effects to the model parameters.

结果表明成分估计不仅可以解除法方程系数降病态而且对于抑制观测影响有显著功效。

dict.cnki.net

• The sinplified space formula of the intensity distribution of pressure is developed, and the result ha shown that the equation is a two-dimensional Gauss' normal distribution equation.

结果表明空间压强分布可以用一个二维高斯概率函数曲面方程来表达。

dict.cnki.net

• For structural damage identification, it was described that the multi-scale dynamic equation can support more information of structural parameter variety than normal single dynamic equation.

面向结构损伤识别描述多尺度动力方程获得丰富结构参数变化信息

www.dictall.com

• According to the relationship between ellipse and its normal, the analytic equation of ellipse normal solution is built as well as the complicacy of analytic method.

根据椭圆与其法线几何特征关系建立了求解法线解析方程分析法线问题解析求解繁杂性。

dict.cnki.net

• Theoretically speaking, it is a rather-clearly discussed subject to standardize the quadratic equation into the normal forms by spinning the coordinate axis so as to approach the shapes of its curves.

从理论上，通过坐标轴旋转方程化简规范形式从而讨论曲线形状已是讨论得相当明了课题

dict.cnki.net

• Based on the spatial distribution of magnetic dipole, the equation of the normal component of leakage magnetic field on the tube surface under low-intensity field was derived.

根据空间磁场分布导出了外部垂直方向磁场管状工件表面细长缺陷产生磁场分量计算公式

www.chemyq.com

• In this paper the author using tensor calculus shows that the equation for induced normal curvature of Nankai University and that of Sakai (Japanese) are of unity.

本文作者利用张量计算证明南开大学诱导法曲率公式日本酒井公式统一一致

dict.cnki.net

• A kind of analytics for solving three-dimensional Poisson equation on the normal boundary condition has been put forward in this paper.

本文提出规则边界条件下求解三维泊松方程解析解法。

dict.cnki.net

• Using the normal solutions of the governing differential equation, the general solution of a bending beam is obtained.

借助控制微分方程标准基本解答组获得弯曲问题初参数形式通解。

www.dictall.com

• Equivalent normal forms of the cavitated bifurcation equation at the bifurcation point were presented by using singularity theory.

利用奇点理论给出了空穴分方程等价正规

dict.cnki.net

• From the rolling contact problem of two viscoelastic cylinders with parallel axis, a series of normal-tangent contact coupled integration equation is obtained.

两个平行粘弹性圆柱体接触问题出发，可以得到一个接触和切向接触耦合积分方程组

dict.cnki.net

• The paper presents a new analytical ballistic limit equation for sphere projectiles normal impacting on thin plates.

基于理想弹塑性薄板分析，得到了双层结构撞击极限方程

www.dictall.com

• The common method to quadric surface equation is to get the Normal Component first, and then write out the equation through dot method.

平面方程一般方法平面向量(借助偏导)，法式写出平面方程

dict.cnki.net

• To obtain accurate normal modes quickly, the frequency dispersion equation was solved by an efficient numerical algorithm.

对于简正波，运用高效数值方法解频方程，提高简正波的计算精确和速度。

www.dictall.com

• The iteration equation of U-shaped channel normal depth and critical water depth in hydraulic calculation is deduced. The equation of boundary discharge to criterion water depth range is given.

导出U形渠道正常水深临界水深水力计算迭代公式，并给出了判别水深范围界限流量计算公式

www.magsci.org

• The singular integral equation technique is used to determine the normal modes of propagation in asymmetrical bilateral finlines.

本文利用奇异积分方程计算出对称双面线传播常数。

dict.cnki.net

• When we know two vectors in a plane, it let us find the normal vector to the plane, and that is what we need to find the equation.

我们已知平面上的两个向量我们就可以找到这个平面向量然后我们就可以用法向量找到方程

open.163.com

• The maximum pumping pressure equation is strongly practicable and can ensure the normal operation of each down hole ga...

最高压力计算公式实用性能够保证酸化后井下各级气举阀正常工作

www.chemyq.com

• The forming principle of Niemann worm wheel hob is described, the curved face equation of Niemann worm is deduced, and the normal profile of the worm wheel hob is calculated.

论述了尼曼蜗轮滚刀成形原理推导了尼曼蜗杆曲面方程计算了蜗轮滚刀法向齿形。

www.dictall.com

• Meanwhile obtained the tooth profile equation of pin-track by the tooth profile normal law which matched the inviolate-cycloid compound gear.

同时利用齿法线得出复合齿轮配套齿方程

www.dictall.com

\$firstVoiceSent
- 来自原声例句