When determining empirical formula with test method, estimation value of estimated parameter in regression equation which is obtained with least square method always is a long number.
用实验方法确定经验公式时,回归方程中用最小二乘方法求得的待估参数的估计值往往是一个很长的数。
Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.
在水泵的选型或运行中,通常采用多项式的最小二乘法或根据假设的函数关系来拟合水泵性能曲线。
The paper discusses the improved least square method for polynomial differentiation.
本文讨论了多项式微分的改进型最小二乘方法。
The superiority of the classical least square method is lost due to the morbid of designed matrix in large-type linear regression analysis.
在大型线性回归分析中,由于设计矩阵的病态使得经典的最小二乘法失去了优良性。
System parameters were identified by adapting recursion least square method, and the forgetting factor was introduced to improve the model tracing ability of TCS.
利用递推最小二乘法进行了系统系数辨识,并引入遗忘因子以提高TCS的模型跟踪性能。
The parameters of the kinetic equation were estimated by the linear least square method.
动力学方程中的参数用线性最小二乘法估计。
The parameters of error model were identified by the least square method.
采用最小二乘辨识方法,得到感应同步器测角误差模型的系数。
The dual-frequency carrier phase observation equation is built and ionosphere-free predigested, the estimate formula of zenith wet delay is deduced with least square method.
建立了双频载波相位观测模型,并将其进行无电离层延迟化简,用最小二乘原理推导了天顶湿延迟的估值公式。
The model is based on least-square method.
模型的基本原理是最小二乘法。
Lastly least square method is used to fit for the straight line. The improved method can extract so much information as possible from original images.
改进后的方法能尽可能多地从图像中提取直线信息,既可以较准确地提取直线的端点信息,又能得到直线的准确表示。
The cutter curve is fitted with the least square method and corrected to assure the corrected generation surface is identical with that of original fitted curve.
用最小二乘法求出了刀具拟合直线,并对拟合直线进行了修正,保证了修正后的创成表面与原拟合直线创成表面相吻合。
By means of the damp least square method and singular value decomposition method, the misalignment of optical system could be calculated.
采用阻尼最小二乘法与奇异值分解的方法来求解失调量。
A technique for sieving the overdetermined system is gived by utilizing least-square method and the unique solution with minimum-error is obtained.
采用最小二乘法求解矛盾方程组,可获得误差最小的唯一解。
Theoretical analyses and applications all show that the geometric distance least square method is also a good and effective parameter estimation method.
理论分析和应用实例表明,几何距离最小二乘方法同样也是一种比较有效的参数估计方法。
The result iS unanimity to solve error equations using Givens Transformations and using the least square method.
用吉文斯变换法解算误差方程的结果与用最小二法解算的结果是一致的。
The least square method about velocity is used usually to solve the essential factors of target motion in submarine operation.
用速度平差法求解目标运动要素是潜艇作战中常用的目标运动要素求解方法。
It is based on the numerical integration and matrix least square method.
它是基于数值积分和矩阵最小二乘法的数值方法。
Computing straightness error on the basis of least square method by way of smallest field method is new method in exploring the minimum condition.
用最小区域法求直线度误差,是在最小二乘法的基础上探讨的一种符合最小条件的新方法。
In one hand, the manipulator positioning is achieved by decomposing the track velocity vector in joint space with minimal least square method.
一方面,采用腕部速度矢量在操作臂关节空间极小最小二乘分解的方法规划操作臂关节速度。
The methods of parameters identification are analyzed and low-order equivalent system is identified by frequency domain maximum likelihood method and least square method.
分析了等效系统参数辨识方法,采用最小二乘法与频域极大似然法求解先进飞机的低阶等效系统。
The Application of least square method in chemistry data treatment is analysed through two examples.
通过实例分析了最小二乘法原理在化学数据处理中的应用。
The parameters are estimated with non linear least square method.
模型中的参数估计采用非线性最小二乘法。
The error compensation of test data is achieved with the least square method.
最后基于最小二乘法原理实现了测试数据的误差补偿。
Act as routine dispose signal estimation route to, recursion least square method possess in a position to at approximate time bring relative comparison small error.
作为常规的处理信号估计的方法,递归最小二乘法具有能够在估计的时候产生相对比较小的误差。
The least square method is applied to study the deformation tendency and calculate the mean annual rate of deformation.
用最小二乘法拟合了库区地壳形变多年的变化趋势,计算了多年平均形变速率。
In this paper, the estimation of coefficient functions in a varying-coefficients EV model are constructed by using kernel smoothing and generalized least square method.
利用核函数法和广义最小二乘法给出了一般变系数ev模型系数参数的估计,得到了估计的强相合性。
The regression method of rheology parameter for non-Newtonian fluid is obtained by the least square method.
同时根据最小二乘法原理得出确定非牛顿流体流变参数的回归分析方法。
Digital filtering technique based on least square method, multichannel sampling technique and frequency variation sampling technique were used experimentally.
实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。
This paper solves problems of geometrically nonlinear bending of very flat and thin orthotropic shell under transverse load with least square method of collocation.
本文用最小二乘配置法求解正交异性极扁薄壳承受横向载荷作用下几何非线性弯曲问题。
The least square method of computer adaptation is applied to complete the function of computer self-learning of membership function in fuzzy diagnosis system.
文中采用计算机自适应的最小二乘优化方法实现模糊诊断系统隶属度函数的机器自学习功能。
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