Nonlinear fitting method is applied to calculate the rate constant of the acetic ether saponification reaction.
导法测定乙酸乙酯皂化反应速率常数的实验数据处理。
The numerical result demonstrates that the precision of nonlinear fitting method is better than that of traditional method.
计算结果表明，该方法的精度优于传统方法。
To solve the problem of ellipse - object - shape parameters detection in noise image, a new detection algorithm using nonlinear data fitting model and cross-reference iterative method is proposed.
为提高噪声环境下椭圆类物体形状检测算法的稳定性与准确性，本文提出非线性数据拟合模型结合交叉参考迭代的新思路。
According to the frequency modulation function mode, this paper proposes to design the nonlinear frequency modulation (NLFM) signal using the data fitting method.
根据调频函数模型，提出利用数据拟合的方法设计非线性调频信号。
Use Chaos and fractal analysis routines, LCMV optimization design array signal processing, Multivariate least squares fitting method of nonlinear equations.
使用混沌与分形分析的例程，LCMV优化设计阵列处理信号，利用最小二乘法进行拟合多元非线性方程。
In this paper a direct fitting method is presented. The physical parameters of nonlinear structures can be identified by this method.
本文采用直接拟合恢复力模型的方法，逐步给出非线性结构的全部物理参数。
It is necessary to solve a system of nonlinear equations for fitting the curve of nonlinear function by use of the least square method.
非线性函数的最小二乘法拟合曲线需要求解一个非线性方程组。
Three methods of correction for the nonlinear OPD were described and compared in this paper, namely NUFFT method, OPD replace method and interferograms fitting method.
对非线性修正问题，目前常用的有光程差替换法、干涉图二次采样法和NUFFT法。
Based on the idea of curve fitting, the nonlinear least squares method (Gauss-Newton method) has been applied to estimate the complex parameters.
文中对用高斯·牛顿法拟合三参数和四参数极化曲线方程序求取电化学动力学参数提出了两种改进方法。
Based on the idea of curve fitting, the nonlinear least squares method (Gauss-Newton method) has been applied to estimate the complex parameters.
文中对用高斯·牛顿法拟合三参数和四参数极化曲线方程序求取电化学动力学参数提出了两种改进方法。
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