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实验2-插值与拟合
- 1、掌握用MATLAB计算拉格朗日、分段线性、三次样条三种插值的方法,改变节点的数目,对三种插值结果进行初步分析。 2、掌握用MATLAB作线性最小二乘的方法。 3、通过实例学习如何用插值方法与拟合方法解决实际问题,注意二者的联系和区别。-1. Grasp by matlab calculating Lagrange, segement linear, 3rd order spline these 3 interpolation method. Analisize the 3 interpola
Linearfitting
- 直线拟合的几种算法,其中包括线性最小二乘,和两种不同目标函数的非线性最小二乘,用于比较这些方法的优劣,另外matlab中说的robust least squares方法没有找到,希望有朋友能给穿一下:)-Several linear fitting algorithm, which includes linear least squares. and two different objective function of the nonlinear least squares, used to
Pls_tool-tem.rar
- pls算法工具箱。偏最小二乘回归≈多元线性回归分析+典型相关分析+主成分分析 ,pls algorithm toolbox. Partial least-squares regression ≈ multiple linear regression analysis, canonical correlation analysis++ Principal component analysis
ols
- 最小二乘法原理及其MATLAB实现 线性拟合 多项式拟合 非线性拟合程序-Principle and MATLAB least squares linear fitting polynomial fitting nonlinear fitting procedure
RLS
- 递归最小二乘滤波器算法,包含对于单频正弦信号和实际语音信号的处理结果-Recursive least squares filter algorithm, that contains the single-frequency sinusoidal signal and the actual voice signal processing results
PLS
- 最小二乘法含有非线性线性拟合附有理论和实际的例子说明比较具有实际应用哟-PLS
RegrToolbox
- 基于多元线性回归、偏最小二乘、神经网络、卡尔漫滤波、径向基网络、主成分分析等等的程序。可用于建模和预测。-Based on multiple linear regression, partial least squares, neural networks, Carl diffuse filtering, radial basis networks, and so on principal component analysis procedure. Can be used for modelin
nmm105
- 线性方程组,非线性方程组,最小二乘拟合等数值算法的matlab实现。-Linear equations, nonlinear equations, numerical algorithm such as least-squares fitting of the realization of matlab.
CLAPACK3-Windows
- LAPACK是用Fortran90和规定套路解决系统同步线性方程组,最小二乘解线性方程组,特征值问题,以及奇异值问题。相关的矩阵分解(陆,乔莱斯基,快速反应,分解,舒尔,广义Schur )也提供了,因为有关的计算,如重新安排的舒尔分解和估计条件号码。致密带状矩阵的处理,而不是一般稀疏矩阵。在所有领域,类似的功能是提供真正的和复杂的矩阵,在单,双精度-LAPACK is written in Fortran90 and provides routines for solving systems o
jiefangchengzhu
- 非线性最小二乘问题的修正高斯牛顿法;求解5元以下(含5元)的非线性(或线性)方程组-solve equation
lzxec
- matlab中编程实现的线性最小二乘拟合函数: lzxec:功能:离散试验数据点的线性最小二乘拟合-matlab programming in a linear least-squares fitting function: lzxec: Function: discrete experimental data points, the linear least-squares fitting
MultiwayPLS
- 一个很好的基于matlab的pls工具箱,可以进多线性数据的的主成分分析,偏最小二乘回归等。-A good toolbox based on matlab' s pls, can enter the data more linear principal component analysis, partial least squares regression.
618
- 本程序用C语言编辑 利用非线性最小二乘法来拟合模型,并对其进行PID控制-The program uses C language to edit using nonlinear least squares fitting model, and gain PID control
stepwise
- 最小二乘法多元线性回归的matlab实现-Least squares linear regression of the matlab implementation
shuzhifenxi
- 主要涉及以下知识点:分片二次插值、非线性方程组的解法、线性方程组的解法、曲面拟合、最小二乘拟合、矩阵的求逆、计算向量的无穷范数等。-Knowledge involves the following points: piecewise quadratic interpolation, solution of nonlinear equations, solution of linear equations, surface fitting, least squares fitting, matri
Optimally-weighted
- 最优加权最小二乘估计与线性无偏最小方差估计性能比较-Optimally weighted least squares and linear unbiased minimum variance estimation performance comparison
作业
- 用来最小二乘的,线性化非线性函数的,谁有谁知道好(For the least squares, linearization of nonlinear functions, who knows who is good)
LRSs
- 递归最小二乘(RLS)是一种自适应滤波算法,它可以递归地找到最小化加权线性最小二乘代价函数与输入信号相关的系数。这种方法与其他算法相比较,例如最小均方(LMS),旨在减少均方误差。在RLS的推导中,输入信号被认为是确定性的,而对于LMS和类似的算法,它们被认为是随机的。(Recursive least squares (RLS) is an adaptive filter algorithm that recursively finds the coefficients that minimiz
最速下降法求解方程组
- 最速下降法就是梯度下降法,可以用于求解最小二乘问题(线性和非线性都可以)。可以说是求解机器算法的最古老、最经典的模型,另一种常用的方法是最小二乘法。(The steepest descent method is the gradient descent method, which can be used to solve the least squares problem (both linear and non-linear). It can be said that it is the ol
zuixiaoercheng
- 两种对二阶系统进行参数辨识的最小二乘算法,一种可以直接得到输入输出之间的传递函数,一种可以解出线性的差分方程各系数,再反解得到传递函数。附带的一个二阶系统的模型,可以自行下载导入输入输出数据进行试验。(Two kinds of least square algorithm for parameter identification of second-order system, one can directly get the transfer function between input and