数据拟合

基于VISUALBASIC的数据拟合方法在机械设计中的应用

Application of data fitting base on visual basic in mechanical design

提出一种基于VISUALBASIC的非线性数据拟合方法，以及这种方法在机械设计中的应用例子。

This paper offers a method of nonlinear data fitting base on Visual Basic and some example of its application used in mechanical design .

利用电子结构数据拟合H2分子的电子壳模型势函数参数

A method of fitting shell model interatomic potential for H_2 molecule from electronic structure data

CCD采集衍射图样的数据拟合技术

Data Fitting about CCD Collect Diffraction Pattern

利用VB实现RLC串联电路实验中的数据拟合

Realization of Data Fit on RLC Series Circuit Experiment with VB

利用VB实现数据拟合

Using VB to Realize Data Fit

本文以PID控制能实现的最小方差为基准，当被控过程模型未知，通过对正常运行数据拟合模型，再估计PID能实现的最小方差及其相应的PID控制器参数。

When the process model is unknown , estimate the PID-achievable minimum variance and corresponding parameters by routine closed-loop operation data .

设计出了数据拟合、自动求解、非圆截面车削的软靠模及PLC等模块。

Designed data fitting module , automatic solution module , noncircular cross-section turning soft template module and PLC module and so on .

建立了离子交换过程的孔扩散模型，并以正交配置法与Gear法结合进行数据拟合。

Models of pore diffusion were established ' The combination of orthogonal collocation method and Gear 's method was applied to correlate the experimental data .

两种NDVI时间序列数据拟合方法比较

Comparison of two fitting methods of NDVI time series datasets

由DSP芯片构成的微处理系统，主要完成检测系统的数据拟合、显示及与主机通信等功能。

The microprocessor system that formed of DSP chip is used to data fitting of test system , data displaying and data communicating with personal computer , etc.

建立了一种基于GM（1,1）模型的入侵检测数据拟合补缺预处理模型，以及一种基于灰关联的监测指标简约算法。

A data preprocessing model which based on GM ( 1,1 ), and a index reducing algorithm which based on grey relation are built .

采用最小二乘法对试验曲线进行了数据拟合，用Matlab编程计算得出了金属橡胶试件力位移回归方程。

Method of least square was adopted to fit the experiment curves and force , and displacement regression equations of metal rubber specimen were obtained with Matlab software .

根据数据拟合满足双高斯分布，表明发生了BEC相变。

A double Gaussian distribution fitted to the data showed the BEC phase transition .

介绍了一种利用VISUALBASIC语言（以下简称VB）通过最小二乘法实现数据拟合的方法，同时讲述了VB作图时的一些技巧。

This paper introduces a method of using Visual Basic to realize data fit with least square method , at the same time presented some skills while drawing in VB .

通过数据拟合发现光线在这种情况下满足抛物线函数，对今后DLS快轴准直等工作具有重要意义。

This is important for fast-axis collimation of DLS .

和其它模型相比，BS模型在数据拟合方面表现较好。

At the same time , the BS model is superior to the other formulations in terms of data fit .

基于Gauss-Newton法的L1数据拟合

L_1 Data Fitting Based on Gauss - Newton Method

一种用于非线性参数的l1数据拟合的新方法

The l_1 Data Fitting , A New Method for Non-Linear Parameters

首先在边冈插值法的基础上提出数据拟合方法，然后对该算法的收敛性和拟合误差进行简要分析，最后采用类C语言实现了简单易懂的递归算法。

This paper first pur forward a kind of method which the data is on the base of bian gang interpolating principle , then present a convergent algorithm and analyze error of data fitting , last give a king of simple recursive realization with analog C language .

在已设计的高压导体金属突出物缺陷物理模型的基础上，针对GIS局部放电超高频内置传感器检测的该缺陷产生的局放信号波形，采用数据拟合方法建立了用于仿真研究的数学模型。

Mathematical model is established and studied for partial discharge ( PD ) in Gas Insulated Switchgear ( GIS ) using ultra-high frequency ( UHF ) method , which is based on physical model of metallic outshoot insulation defect and UHF inner-loop sensor .

文中详细讨论了ψ（2S）扫描实验数据拟合过程中同一反应道不同能量点之间，以及同一能量点不同反应道之间的复杂的相关性问题.利用最大似然函数法得到拟合公式；

Maximum likelihood method is adopted to acquire the fitting formula , which could deal with the correlations between different points and different channels in ψ( 2S ) scan experiment .

基于Kirov逼近定理，建立一种新的数据拟合方法，研究一类带有附加导数条件的多结点样条插值和B样条拟合。

A new data fitting scheme based on Kirov approximation theorem is set up . A class of many-knot spline interpolation and B-spline fitting under the condition of tangent vectors is studied .

ZN-17黏弹材料动态阻尼特性实验研究及其数据拟合分析

An Experimental Study and Fitting Analyses of Dynamic Damping Property for ZN-17 Visco-Elastic Material

初始感知裂缝宽为0.03mm，并根据试验数据拟合出半经验公式，这一实验结果还可以作为全分布式光纤传感器进一步深入研究的参考。

The initial sensing crack width reach 0.03 mm ; and semi-empirical formula was fitted from data .

PCNONLIN程序进行药物动力学房室模型数据拟合和参数计算；

The modelling data were performed with a compartment pharmacokinetic modelling program ( PCNONLIN ) .

由串联阻力模型推导出的修正污染指数（MFI）数学关系并结合渗透体积和水通量的实验数据拟合出18种不同水质的MFI。

Modified fouling index ( MFI ) equation was conducted through the Series-Resistance Model and MFIs of 18 kinds different water sample were fitted with the experimental data about water volume and flux .

结果表明，NB和ZINB模型对数据拟合较好，模型内各气象因子显著性水平较高，对雷击火发生次数均具有较好的预测能力。

Comparison of the two models according to AIC , Vuong and other methods showed that the fitting ability and predictive power of ZINB model are better than those of the NB model .

只有Cramer模型Ⅲ能很好地模拟出碳同位素组成的变化过程，是目前所有分馏模型中对实验数据拟合最好、适用温度范围最宽的模型。

Only the Cramer model III can well simulate the whole process of carbon isotope fractionation . Among the current available fractionation models , it can best fit experimental data and has tie largest operating temperature .

用实验数据拟合了模型参数。

The parameters of the model were estimated by experimental data .