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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
calypoly
- 可以完成2-20次的最小二乘拟合运算,精度与MATLAB做过对比,满足一般工业运算需求
NumericalLinearAlgebra
- 数值线性代数的Matlab应用程序包 共13个程序函数,每个程序函数有相应的例子函数一一对应,以*Example.m命名 程序名称 用途 Method 方法 GrmSch.m QR因子分解 classical Gram-Schmidt orthogonalization 格拉母-斯密特 MGrmSch.m QR因子分解 modified Gram-Schmidt iteration 修正格拉母-斯密特 householder.m QR因子分
3D_Geometry_Fitting
- 空间几何图形的最小二乘拟合的matlab程序
分段拟合的matlab源码
- 这是很好用的分段拟合代码,最小二乘线性拟合和三次拟合的分段拟合源码,并成图,非常实用。
ellipsefit.rar
- MATLAB实现的一种基于最小二乘的椭圆拟合直接算法源代码,Based on MATLAB to achieve a least-squares fitting oval direct algorithm source code
ls
- 此程序为分段最小二乘算法曲线拟合,可对一模型进行分段拟合,增加准确性和精确度.-This program is sub-least-squares curve fitting algorithm can be fitted to a sub-model to increase the accuracy and precision.
tuoyaun
- MATLAB实现的一种基于最小二乘的椭圆拟合直接算法源代码-MATLAB implementation of the ellipse fitting based on least-squares algorithm for the source code directly
least_least_squares_regression
- 最小二乘拟合,最小二乘拟合直线算法,使用matlab实现最小二乘拟合直线。-Least square fitting, least squares fitting straight line method, using the least squares fitting straight line matlab implementation.
lm
- 最小二乘拟合的c++实现,使用差分,在matlab中设置c++编译器为vc++2005或以上,运行test.m即可-Least-squares fit in c++ set compiler as vc++ in matlab then run test.m
least-square-fitting
- Matlab实现最小二乘拟合.要求输入拟合点,输出拟合函数的系数并在同一坐标系下画出离散点和拟合曲线。-matlab has given a least square fitting algorithm.and given combine curve.
Numerical-analysis-source-and-report
- 该压缩包包含了3个数值分析实验题的matlab源码和实验报告。这3个实验分别是:1)多项式插值的振荡实验;2)三次多项式最小二乘拟合实验;3)常微分方程性态和R-K法稳定性实验。-The archive contains the experiment of the three numerical analysis matlab source code and lab reports. The three experiments are: 1) polynomial interpolation o
CFTool-Poly9-matlab-code
- 非线性最小二乘拟合九次多项式方程系数源代码,结果采用与cftool工具箱相同-Nonlinear least-squares fitting polynomial equation coefficients nine source code, the results using the same toolbox with cftool
chazhi
- 详细介绍了matlab插值与拟合方法,包括拉格朗日多项式插值、牛顿插值、分段线性插 值、Hermite 插值和三次样条插值和曲线的最小二乘拟合、多项式拟合方法、最小二乘优化所有程序均有相应的说明与应用实例-Details of the matlab interpolation and fitting methods, including Lagrange polynomial interpolation, Newton interpolation, piecewise linear inte
Desktop
- 用matlab实现的最小二乘拟合圆,能输出半斤,圆心坐标,拟合误差-a program for cirfit
matlab001
- 用MATLAB作非线性最小二乘拟合 Matlab的提供了两个求非线性最小二乘拟合的函数:lsqcurvefit和lsqnonlin。-Use MATLAB for nonlinear least squares fitting, MATLAB provides two nonlinear least-square fitting function: lsqcurvefit and lsqnonlin.
MATLAB
- 用于简单的最小二乘拟合演示和简单的拉格朗日插值、线性插值等的演示小程序-For simple presentations and simple least squares fit of Lagrange interpolation, linear interpolation demo applet
FitSphere.m
- 球面最小二乘拟合matlab程序。由离散的3D点拟合球面。-Least square fit of a sphere
MATLAB-least-square-fitting
- 基于MATLAB开发的最小二乘拟合算法,供大家分享讨论使用,谢谢提出改进的地方。-least square fitting
matlab_data
- matlab施密特正交化源程序,可结合矩阵元素的正交最小二乘拟合,确定系数值等(Matlab schmidt orthogonalization source program, can combine matrix element orthogonal least squares fitting, determination coefficient value and so on.)