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polyfit
- 这里提供了两个消除趋势相的matlab程序 在故障诊断中 要对信号进行频谱分析 而在频谱分析前要消除趋势相 这样得到的频谱 能更好的反映故障 有利于进一步诊断
polyfit txt
- 最多到14次多項式擬合matlab命令.
hurstcaculate.rar
- hurst指数估计 This function does dispersional analysis on a data series, then does a Matlab polyfit to a log-log plot to estimate the Hurst exponent of the series. This algorithm is far faster than a full-blown implementation of Hurst s
fit
- Matlab中提供了一种快速实现多项式拟合的方法函数polyfit()函数, 其格式:p=polyfit(x,y,n)其中x,y为样本向量,n为拟合的多项式的项数。下面拟f(x)=sinx+x,在区间【-3,3】上以0.5为间隔进行拟合。-Matlab provides a fast way to achieve polynomial fitting function polyfit () function, The format: p = polyfit (x, y, n) where
nihezuotu2
- 在matlab中读取.dat文件后,利用函数polyfit和polyval进行拟合作图-In matlab to read. Dat file, use the function polyfit and polyval cooperation plan for the proposed
Polyfit
- 可以对于数据进行多次拟合,其功能就是Matlab的Polyfit函数-very useful for poly curve fit
polyfit
- matlab algorithm matlab教程 插值算法-matlab algorithm
A-least-squares-fit
- matlab最小二乘原理下的曲线拟合方法汇总:polyfit函数、“\”命令、fminsearch函数、nlinfit函数。附上一个具体的例子:1900-2000年的总人口情况的曲线拟合。-matlab principle of least squares curve fitting method Summary: polyfit function, " \" command, fminsearch a function, nlinfit function. Attach a
multifit_use
- 多项式拟合函数,用于给定数据点的多项式拟合,区别于matlab内置的函数polyfit,但效果差别不大。-A simple way of polynomial fitting to given points ,which is different from polyfit function but with no much different in result .
Polyfit
- 多项式拟合的,基于徐士良的程序,例子中是以书中的例子,自己改编为f90,当然输入可以从文件中,希望可以对大家有帮助,此外大家应该注意这个拟合出来的多项式和matlab的系数有差别具体看原理-Polynomial fitting, XU Shi-liang of the program, for example, is based on the examples in the book, adapted for f90, of course, from the input file, hope t
polyfit-mat
- 关于曲线拟合的一些matlab例程 -polyfit matlab code
PolyFit.java
- Polynomial curve fitting polyfit from MatLab in Java Applet for demo
fit_demo
- 多项式和非多项式曲线拟合,多项式拟合在matlab中可以使用polyfit函数求解多项式系数,通过polyval函数求解拟合多项式在某数据点处的值-Polynomial and non-polynomial curve fitting, polynomial fitting in matlab polyfit function can be used to solve polynomial coefficients, solve the value of a data point to fit
polyfit
- 数值线性拟合,MATLAB GUI界面化,可以自行设置数据,拟合阶数,运行后可以得到拟合图形结果-number polyfit matlab GUI you can set input data and fitting coefficient .
POLYFIT
- 自己写的一个函数拟合的算法函数,利用了最小二乘法可以拟合相关函数(Write a function fitting algorithm function, the use of the least squares method can fit the correlation function)
polyfit
- polyfit函数是matlab中用于进行曲线拟合的一个函数。其数学基础是最小二乘法曲线拟合原理。曲线拟合:已知离散点上的数据集,即已知在点集上的函数值,构造一个解析函数(其图形为一曲线)使在原离散点上尽可能接近给定的值。(The polyfit function is a function used in curve fitting in matlab. Its mathematical basis is the principle of least-squares curve fitting
gx4
- 1、根据LP01模V和W的数值,拟合例题中V在[1.5,2.4]区间的V和W的线性关系式,并给出拟合得到的最大误差。(提示:利用函数polyfit(),polycal()) 2、说明三个传输常数U、V、W以及简并模的概念和意义。 3、结合仿真结果(包括例题中的仿真结果)阐述U、V、W对导波的影响。 提示:模式截止、模式远离截止等等(1. According to the values of LP01 modulus V and W, the linear relationship between