The results are obtained through a nonlinear fitting procedure and well correlated with human perception.
实验结果在经过有效的非线性拟合后很好地符合人眼视觉感受。
Variable alternation is often used in nonlinear fitting to make it linearized and then handled by linear model.
在非线性拟合中，常采用变量替换的方法使之线性化，再按线性模型处理。
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。
Through nonlinear fitting on clastic coal core gas desorption laws in Jiedong mine, compared each desorption model of the loss to the loss of volume by calculation methods.
通过对街洞矿区碎屑状煤芯瓦斯解吸规律的非线性拟合，对各解吸模式的损失量与用计算方法所求得的损失量进行了比较。
The probability distributions of climatic elements are discussed. Based on the characters of them, a multimode model is introduced and verified through the nonlinear fitting.
对气候要素的概率分布进行了讨论，根据这些概率分布的特点提出了多模态模型，并用非线性拟合的方法进行了验证。
A stepwise nonlinear fitting procedure was proposed to nonlinear fitting equations that USES Marquardt nonlinear fitting analysis and stepwise linear regression alternatively.
对于非线性函数线性组合型相关方程，本文提出了交替运用非线性拟合和逐步线性回归分析相结合的方法一逐步非线性拟合。
However, most of the traditional prediction models are linear, which are inappropriate for nonlinear fitting. Thus, it's an urgent need to study new models for infectious diseases forecasting.
而传统的传染病预测模型大多以线性模型为主，难以进行理想的非线性拟和，故迫切需要建立新的预测模型来开展科学预测研究。
The nonlinear fitting is made on the relations between the nonlinear modulus and strain. The velocity formula in the elastic medium is corrected by using nonlinear modulus instead of elastic modulus.
对非线性模量与应变的关系作了非线性拟合，用非线性模量来代替弹性模量，对弹性介质中的波速公式作了修正。
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。
In the program, three kinds of nonlinear least-squares fitting methods were supplied for processing the complex positron lifetime spectrum.
为处理复杂的正电子寿命谱，本程序可提供三种非线性最小二乘拟合方法。
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。
Nonlinear refractivity and two-photon absorption of GaP are obtained by numerical fitting the experimental results.
通过数值拟合获得了磷化镓在飞秒激光脉冲作用下的非线性折射率和双光子吸收系数。
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。
The mathematic model was adopted for nonlinear least-squares data fitting to process experimental data, and a high correlation coefficient excelling 0.99 was obtained.
利用这个数学模型对实验数据进行非线性拟合，拟合的相关系数高于0.99。
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。
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。
Making use of nonlinear curve fitting, distribution equation of bond stress of the fixed unit anchor length is achieved.
并对测试结果进行了拟合，得出了锚固段粘结应力分布的拟合方程。
Firstly, the error of fit must be defined for nonlinear least-square fitting of generalized geometry model. Then the nonlinear optimization algorithm can be used to obtain the optimum solution.
对于一般几何模型的非线性最小均方误差拟合，首先必须定义拟合误差，然后采用非线性最优化方法求解最小误差意义下的最优解。
The thermal diffusivity of the specimen is determined by a new nonlinear least-square fitting algorithm.
用一种新的非线性最小二乘拟合算法确定出了试样的导温系数。
Then, theoretical study was carried out on the rheology of Jinchuan rock mass and a nonlinear rheological model was established. The best secondary support time was found by fitting.
然后，针对金川岩体的流变特征进行了理论研究，建立了非线性流变模型，通过拟合得出了最佳二次支护时机；
We introduced the way of nonlinear curve fitting to analyzing the experiment data by the Origin software.
通过对试验数据的非线性拟合，提出了表征两种沥青发泡性能的衰退方程，其参数有明确的物理意义。
NLREG is a powerful statistical analysis program that performs linear and nonlinear regression analysis, surface and curve fitting.
NLREG是一款强大地统计分析软件。能够进行线性和非线性回归分析，表面和曲线拟和。
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。
The air spring has the nonlinear performance and the performance curve can be designed fitting ideal shape.
空气弹簧具有非线性弹性特性，可将其特性曲线设计成理想形状。
The air spring has the nonlinear performance and the performance curve can be designed fitting ideal shape.
空气弹簧具有非线性弹性特性，可将其特性曲线设计成理想形状。
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