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。
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。
After expounding the modeling method of multiple linear regression based on least square algorithm, the thermal distortion model is modelled.
在介绍了基于最小二乘法的多元线性回归建模方法后，建模了机床的热变形实时预测模型。
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。
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 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。
In this paper, the method of weighted least square estimate is proposed to construct ARMA model, which can be applied in power system load forecasting.
采用加权最小二乘法参数估计方法，得到应用于电力系统日负荷预测和月负荷预测的ARMA模型。
A new method of least square is raised in curve fitting of flood frequency calculating and its specific properties are analysed.
提出了在洪水频率计算时适线法中最小二乘方的一种新的求解方法，并对其特性进行分析。
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。
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。
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。
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 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。
And then an new iterative method is presented to solve the nonlinear equations system obtained from moving least-square approximation.
之后，借鉴牛顿法、平衡法和摄动法对由移动最小二乘法得到的非线性代数方程组提出了新的求解方法。
In regard of evaluating miss distance of using missile fuze Doppler spectrum data, a optimizing parameter estimated method of nonlinear least square is put forward.
针对利用导弹引信多普勒频率数据求取脱靶量的问题，提出了一种非线性最小二乘优化参数估计方法。
This paper introduces and analyzes the application of the least square method and Kalman filter in time prediction.
介绍和分析了最小二乘和卡尔曼滤波方法在时间预报中的应用。
Multiwavelength - derivative method and linear regression spectrophotometry combined with least square method are applied to the simultaneous determination of NO_3 and NO_2 in water.
研究了利用多波长导数—最小二乘回归—紫外分光光度法同时测量水中NO_3和NO_2离子含量的方法。
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。
When apply this method to some examples, more satisfactory results can be obtained in comparison with that of the method of least square.
通过一些具体实例，将这种方法与最小二乘法作对比，发现它有较好的预报效果。
With the theoretical and practical data analysis, it compares the nonlinear least square method (NLS) with the logarithmic linearization least square method (LLLS).
通过理论和实例分析，将非线性最小二乘(NLS)法与常用的对数线性化最小二乘(LLLS)法进行比较。
The area precipitation calculating system adopted a Dynamic Weighted Least Square method replacing the Traditional Least Square method to compute the area precipitation.
在面雨量计算系统中，作者对现有方法进行了改进，采用了动态加权最小二乘法代替了传统的最小二乘法。
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。
In this paper, a parameter identification method based on least square method for synchronous machines is presented.
本文介绍了一种基于最小二乘方法的同步电机参数识别的方法。
The peak resolution method is least square method based on the standard spectral profiles corresponding to each oxidation states of vanadium.
谱峰分解法系以每种钒氧化态的标准谱形函数为基础，用最小二乘法求解。
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 paper adopted a dynamic Weighted least square method replacing the traditional least square method to compute the area precipitation.
在进行面雨量的计算时，采用动态加权最小二乘法代替了传统的最小二乘法。
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。
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