非线性数据拟合

电法测井中基于遗传算法的非线性数据拟合研究

A Study of Nonlinear Data-fitting Based on a Genetic Algorithm in Electrical Log

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 .

多元非线性数据拟合模型的数学推论及其回归方程的计算机拟合

Inference of Mathematical Model of Fitting Multiple Nonlinear Data and Its Regression Fitting by Computer

论述了一种通用的非线性数据拟合算法，这种算法常用于温度补偿热敏电阻网络的计算系统。

A universal nonlinear fitting algorithm that is often used in the calculate system of compensation for thermistor network is discussed .

本文介绍双频率非线性模型数据拟合方法的一种应用研究情况。

In this paper , an application of a data fitting method for a both frequency nonlinear parameter model is introduced .

非线性实验数据曲线拟合的实践

Practice of Fitting Curve of Nonlinear Experimental Data

本文提出了一种用于建立航空发动机状态变量模型的新方法&拟合法：即用发动机部件级模型在稳态工作点处的非线性动态响应数据拟合该点处的小偏离状态变量模型。

A new method for establishing aeroengine 's State Variable Model ( SVM ) - fitting method is proposed . The SVMs of small perturbation about steady operating points of an engine are established by fitting nonlinear dynamic simulation data of its component-level models at the points .

建立的非线性模型对数据的拟合和超样本预测准确性高，但因混沌的存在长期预测是不可能的。

The nonlinear model built is suitable for the prediction in the short term , and ultra-sample prediction into 21 points forward has better precision , but long-term prediction is almost impossible because of the chaotic property .