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- power least square method 加权最小二乘法
- C1 is obtained using the least square method. C1 被获得使用最没有正直的方法。
- Then inversion of the advanced detection is caried out by least square method. 然后采用最小二乘法对超前探测视电阻率曲线进行快速反演。
- According to the least square method, known unit construction prices of pipelines are fitted with nonlinear function or power polynomials of diameters of pipelines, and calculated results are more improved as against those of former method. 用电算按最小二乘法用非线性函数或管径幂的多项式拟合单位长度管线已知造价;提高了计算结果与已知值的总体符合程度.
- By the relation between the Allan variance of signal noise and power spectrum density (PSD), the sources of some kinds of noise and its properties are analyzed and calculated using fitting algorithm in the least square method(LSM). 根据光纤陀螺信号漂移和噪声的Allan方差与功率谱密度(PSD)关系,在Allan标准差模型的基础上采用最小二乘法(LSM)进行样本数据拟和,有效地分离和辨识出了光纤陀螺零漂信号中的各项误差源随机误差系数和误差贡献大小。
- The model parameters are estimated using a recursive extended least square method. 用递归扩展最小二乘法估算了模型参数。
- It is difficult to simulate a velocity profile with the traditional least square method. 摘要传统的最小二乘法拟合流速剖面存在一定的困难。
- Genetic algorithm and partial least square method were used to determine the voidage measurement model. 遗传算法和偏最小二乘方法用来确定空隙率测量模型。
- The formula for estimation the oversaturation is established by using the least square method. 并用最小二乘法得到了过饱和度的估算公式,从而为今后过饱和度在线软测量提供理论依据。
- Multivariable equation set fitting method is derived on the basis of least square method principle. 根据最小二乘法的求解原理，建立了一种适用于多变量方程组系数参数的拟合算法。
- Experimental results calculated by the Least Square Method hasbeen performed with laser airborne particle counter. 文中给出了用最小二乘法对国产激光尘埃粒子计数器进行标定的实验结果。
- Least square method is adopted in regression analysis, AR(n) model in time series analysis and GM(1,1) model in grey system prediction. 时间序列分析主要采用了自回归模型AR(n)：在灰色预测分析中采用了工程中最常用的GM(1，1)模型。
- The model structure is determined by AIC and step?by?step regression arithmetic, parameters of the model are estimated by the least square method. 模型结构采用AIC准则法和逐步回归筛选法综合确定,模型参数采用最小二乘法估计。
- A sequent least square method with distance constraint is used to compute the line parameters from the image to reduce the influence of the noise. 为减小噪声点影响，给出一种距离约束准则下的序贯最小二乘直线拟合方法。
- But its estimation quality is worse than Weighted least squares method and it is noneffective while the real or reactive power measurements is not appear as a pair in power grid. 充分利用配电系统量测配置多的特点,将电流量测作为已知量带入状态估计计算,克服了等效电流量测变换算法无法处理单个的有功或者无功量测的不足。
- The hydrodynamic parameters of constant gliding motion are identified with least square method based on CFX calculation results. 根据CFX计算结果，用最小二乘法参数辨识方法辨识出定常滑翔运动的水动力参数。
- Builds the performance curve regression equations of two types of pumps with the least square method,and gains the fitted curve equations. 利用最小二乘法建立了两种型号水泵的性能曲线回归方程组,从而得到了水泵的性能曲线方程。
- The system structure and the mathematic model of least square method to evaluate the straightness er2 rors are introduced. 介绍了系统结构原理以及空间直线度误差的最小二乘评定法数学模型。
- The system structure and the mathematic model of least square method to evaluate the straightness errors are introduced. 介绍了系统结构原理以及空间直线度误差的最小二乘评定法数学模型。
- Then,least square method is used to approximate meter head scales and pointer.On this basis,the method to combinate scale value consider... 利用最小二乘法拟合表头刻度线和指针.;在此基础上提出了利用刻度线示值作为基准值和距离法相结合的识别算法
