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。
On the basis of minimum of bilateral difference errors, a new calculating scheme is deduced for estimating parameters in grey modelling by means of least square.
基于使双向差分误差最小的准则，利用最小二乘原理，本文导出了估计灰色模型参数的一种新计算格式。
And by means of least square method, the relational expression for the two kinds of functions to transform each other is derived.
并通过最小二乘法的数学手段，导出了两种函数相互转换的关系式。
Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical Angle formula of the helical curve is obtained by means of least square method.
利用测得的混凝土搅拌车拌桶螺旋线上的一组离散点，通过最小二乘法拟合出了求解拌桶螺旋线螺旋角的公式。
Moreover, The authors inverted three dimensional global mantle density (anomaly) combining geoid data and seismic tomography data by means of damping least square method.
另外，采用阻尼最小二乘方法，利用全球地震层析成像资料和大地水准面异常资料联合反演了三维全球地幔密度异常。
In the RBF network, to overcome the defects of traditional K-means scheme with local search, an orthogonal least square algorithm is used to select RBF center.
在RBF网络中，为了克服传统K均值聚类法局部寻优的缺陷，采用了正交最小二乘法选取rBF中心。
The test results show that a high-precision estimation of parameters and a reduced alignment time has been obtained by means of the Least Square Estimation.
试验表明：用最小二乘法作参数估计能缩短对准时间，并得到高精度的参数估计。
After a data library about standard samples is established on the basis of the experiment, the locution of the single-point load on the structure is self-diagnosed by means of the least square method.
在实验基础上建立结构受载时标准样本特征向量数据库。根据最小二乘法原理用拟合的方法自诊断单点受我的位置。
This paper analyses elastic shell-bending problems by means of the least-square collocation method.
本文用最小二乘配点法分析弹性壳体弯曲问题。
This paper describes a method for extracting the aerodynamic derivatives of a helicopter from flight data by means of low pass filtering, Kalman filtering and least square techniques.
本文主要介绍利用低通滤波、卡尔曼滤波及最小二乘法求取直升机气动导数的方法。
The common curves of implicit function with 4 parameters are fitted in the meaning of least square by means of GNL method.
在最小二乘意义下用GNL法拟合了常见的四参数隐函数曲线。
By means of the least square method, the initial stress field parameters are identified according to the measured data of transformation of the rock when the underground tunnel is excavated.
利用地下隧道开挖后变形收敛观测数据，采用最小二乘法研究了岩体初始应力场识别问题。
A linear equation set can be solved by means of least square method, thus the form errors of the flat mirror under test can be obtained and the form of the flat mirror can be fitted.
利用最小二乘法求解一组过定线性方程组，求得被检平面镜的面形误差，拟合出被检平面面形。
A linear equation set can be solved by means of least square method, thus the form errors of the flat mirror under test can be obtained and the form of the flat mirror can be fitted.
利用最小二乘法求解一组过定线性方程组，求得被检平面镜的面形误差，拟合出被检平面面形。
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