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- least square method fit 最小二乘拟合法
- C1 is obtained using the least square method. C1 被获得使用最没有正直的方法。
- The unique accurate solution carl be provided by the least square method combined with the optimized FIT method in the paper and the method is better than FWM method. 用本文提出的最小二乘法与最优化方法相结合的 FIT 法估计参数,比 PWM 法更好,且能给出唯一解。
- The least square method was used to fit the ground level line into a bidirectional lateral grade, and then to calculate the cross-sectional areas of earth work, effectively ensuring the calculation accuracy together with improving the calculation speed. 采用最小二乘法将地面线拟合成双向横坡来计算各断面的填挖方面积,提高计算速度的同时,有效保证了计算精度。
- 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。
- 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。
- 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。
- Turning wafers and making the melatope form the round track,plenty of measuring points are fit to gain the radius of the circle and the coordinate of the circle center by least squares method. 转动晶片使光轴的出露点形成圆形轨迹,通过最小二乘法对多个测试点拟合得到圆半径和圆心坐标。
- 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
