The Application of the Method of Least Square of Data Fitting in Physics Test;
在工程数据线性拟合时,宜选用线性最小二乘法。
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 total station instrument measuring system; Fairing fixture; Method of least square; MATLAB multivariate interpolation method;
计算机辅助全站仪测量系统;整流罩型架;Matlab多元插值法;最小二乘法;
The method of least square circle is adopted to measure tool, head radius when a tool checking instrument measuring too, parameter.
对刀仪在测量刀具时,采用最小二乘圆法来测量刀尖半径;
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。
Verifying test indicates that its resolution is better than 5 digits, and linearity referenced to Method of Least Square better than 0.005%.
经实验验证和测试表明,分辨力达5位,最小二乘法拟合线性度优于0.005%。
Then the fitting relationships between the longitudinal wave velocity of rock masses and deformation moduli are established. Method of least square regression is used for deformation data processing.
用刚性圆形承压板法进行岩体变形试验,建立了岩体纵波波速与变形模量的拟合关系,用最小二乘回归法处理变形数据。
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 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。
The step response method of the outlet superheat of evaporator is measured by conducting experiments, and dynamic model of EEV is established by LSE (least square estimation).
通过阶跃响应实验法,利用最小二乘法建立燃气机热泵蒸发器—电子膨胀阀系统的过热度响应动态模型。
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。
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 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 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。
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。
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。
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。
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。
In addition, this paper studies RBF network, realizes the method of orthodoxy least square, gets rapid speed than BP network by 20, and the quality of speech has a little improvement than BP.
另外又研究了RBF网络,实现一种叫“正交最小二乘法”的网络训练方法,获得较BP网络快20倍的训练速度,同时语音质量略有提高。
This paper determines standard uncertainty for measurement of windage and friction loss of three-phase induction motor through fitting line of least square method.
本文用最小二乘法拟合的直线确定三相异步电动机风摩耗测量的标准不确定度。
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 result of non-linear least square method is compared with that of the genetic arithmetical method in the concrete examples.
通过具体算例,将非线性最小二乘法和遗传算法的结果,分别进行了比较。
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 new method of matrix prediction least square is also proposed.
同时,文中还提出一种提取信号极点的矩阵预测到最小二乘法。
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。
On the basis of short straight-line fitting, this dissertation USES the least-square method of curve matching to discern circle and straight line.
通过对离散点进行短线段拟合的基础上,再利用曲线拟合的最小二乘法对圆和直线进行二次拟合。
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。
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。
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。
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。
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