Description: 详细介绍了用matlab拟合曲线的过程,以及有一些简单例子的源码!-Described in detail with matlab curve fitting process, as well as have some brief examples of the source code! Platform: |
Size: 57344 |
Author:zl |
Hits:
Description: 用MATLAB编写的求曲线拟合的程序,希望大家分享一下。我是新来的。-Prepared using MATLAB for curve fitting process, I hope to share with Members. I was new. Platform: |
Size: 49152 |
Author:谷霁红 |
Hits:
Description: Basic function to locate and measure the positive peaks in a noisy
data sets. Detects peaks by looking for downward zero-crossings
in the smoothed third derivative that exceed SlopeThreshold
and peak amplitudes that exceed AmpThreshold. Determines,
position, height, and approximate width of each peak by least-squares
curve-fitting the log of top part of the peak with a parabola.-Basic function to locate and measure the positive peaks in a noisy
data sets. Detects peaks by looking for downward zero-crossings
in the smoothed third derivative that exceed SlopeThreshold
and peak amplitudes that exceed AmpThreshold. Determines,
position, height, and approximate width of each peak by least-squares
curve-fitting the log of top part of the peak with a parabola. Platform: |
Size: 24576 |
Author:morteza |
Hits:
Description: MATLAB 数学手册复合版内容详尽 包括矩阵及其基本运算,特征值与二次型数值计算与数据分析 插值、拟合与查表 常微分方程数值解偏微分方程的数值解 符号运算积分变换Taylor级数 概率统计 随机数的产生 随机变量的概率密度计算 随机变量的累积概率值(分布函数值)正整数的频率表 4.6.2 经验累积分布函数图形 最小二乘拟合直线
绘制正态分布概率图形
绘制威布尔(Weibull)概率图形
样本数据的盒图
给当前图形加一条参考线
在当前图形中加入一条多项式曲线
样本的概率图 附加有正态密度曲线的直方图在指定的界线之间画正态密度曲 假设检验 方差分析 foptions函数 非线性规划问题 隶属函数 模糊推理结构FIS 绘图与图形处理 含有基本实例代码
-MATLAB math composite version of the manual includes a detailed matrix and the basic computing, quadratic eigenvalue with numerical analysis and data interpolation, fitting with the look-up table the numerical solution of ordinary differential equations numerical solution of partial differential equations symbols computing integral transforms Taylor class the number of probability and statistics of the generated random number of random variables the probability density of random variable cumulative probability values (distribution function value) positive integer frequency table 4.6.2 graphical experience distribution function least-squares fitting a straight line
Normal probability graph drawing
Drawing Weibull (Weibull) probability graph
Sample data box diagram
To add a reference to the current graphics line
In the current graph by adding a polynomial curve
Additional samples have the probability map is the histogram density of states curve at the specified Platform: |
Size: 1590272 |
Author:小李 |
Hits:
Description: 建立了一种基于移动最小二乘(Moving Least-Squares MLS)法的曲线曲
面拟合方法这种方法对传统的最小二乘(LS)法的作了比较大的改进使生成的曲线曲面具
有精度高光滑性好等许多优点详细介绍了移动最小二乘法的原理应用和特点并且给
出了使用移动最小二乘法进行曲线曲面拟合的程序设计流程最后给出了曲线拟合和空间散
乱数据曲面拟合算例将拟合结果与最小二乘拟合结果作了比较分析了MLS 拟合曲线曲
面的光滑性和拟合质量表明了该方法的优越性和有效性-The establishment of a Mobile-based least squares (Moving Least-Squares MLS) method of curve and surface fitting method to the traditional method of least squares (LS) method were compared for improvement so that curves and surfaces generated with a precision high smoothness of the advantages of a good many details of the principle of moving least square method and given the characteristics of applications and the use of moving least square method of curve and surface fitting procedure is given the final design process and the space curve fitting scattered data surface to be Fitting the results of cases will be cost-effective and least square fitting results of a comparative analysis of the MLS fitting of smooth curves and surfaces and fitting quality demonstrates the superiority of the method and effectiveness of Platform: |
Size: 467968 |
Author:chenruibao |
Hits:
Description: 建立了一种基于移动最小二乘(Moving Least-Squares MLS)法的曲线曲
面拟合方法 这种方法对传统的最小二乘(LS)法的作了比较大的改进 使生成的曲线曲面具
有精度高 光滑性好等许多优点 详细介绍了移动最小二乘法的原理 应用和特点 并且给
出了使用移动最小二乘法进行曲线曲面拟合的程序设计流程 最后给出了曲线拟合和空间散
乱数据曲面拟合算例 将拟合结果与最小二乘拟合结果作了比较 分析了 MLS 拟合曲线曲
面的光滑性和拟合质量 表明了该方法的优越性和有效性-Was established based on moving least square (Moving Least-Squares MLS) method of this curve and surface fitting method to the traditional method of least squares (LS) method was relatively large improvements to make the generated curves and surfaces with a precision of High smoothness, good detail, and many other advantages of the principle of least-squares method for mobile applications and features and gives the least-squares method using the mobile curve and surface fitting procedure design process Finally, curve fitting and spatial scattered data surface to be cost-effective cases of the results of the fitting results are compared with the least-squares fitting analysis of MLS fitting curves and surfaces smooth and fitting quality demonstrates the superiority and effectiveness of the method Platform: |
Size: 467968 |
Author:李秀丽 |
Hits:
Description: This code is for the curve fitting with least square sense algrorithm. Using the measurment data, end-user can get the curve (1st order~ 4th order approximation) Platform: |
Size: 1024 |
Author:jay |
Hits:
Description: 此程序为用matlab编写的基于最小二乘法通过求解广义矩阵特征值及特征向量进行椭圆曲线拟合程序。
程序中x,y分别为采样点的横纵坐标。生成的结果矩阵为椭圆曲线aX^2+bXY+cY^2+dX+eY+f=0中的各项系数。-This program was written with matlab by solving the generalized least square method based on matrix values and eigen vectors of the elliptic curve fitting procedure. Process x, y, respectively transverse and longitudinal coordinates of sampling points. The results generated matrix of elliptic curve aX ^ 2+ bXY+ cY ^ 2+ dX+ eY+ f = 0 in the coefficients. Platform: |
Size: 1024 |
Author:kone_zhang |
Hits:
Description: 拟合曲线有很多方法,本资料是用最小二乘法拟合曲线的MATLAB源代码-There are many ways fitting curve, the data are least square fitting curve with MATLAB source code Platform: |
Size: 1024 |
Author:王一平 |
Hits:
Description: 这是张德丰《MATLAB概率与数理统计分析》随书源码(M文件)。代码包括的内容有:概率分布计算及统计特征、数字特征计算、统计图绘制(盒状图、散度图等)、点估计和区间估计、假设检验、方差分析、曲线拟合、回归分析、因素分析、聚类分析、正交实验设计分析、多元方差分析、判别分析、隐马尔可夫模型建模与参数估计和在语音识别中的应用。-This is Zhang Defeng " MATLAB Analysis of probability and mathematical statistics," with the book source (M file). The contents of the code include: calculation of the probability distribution and statistical characteristics, digital feature calculation, statistical mapping (box-shaped graph, scatter graph, etc.), point and interval estimation, hypothesis testing, analysis of variance, curve fitting, regression analysis, factor analysis, cluster analysis, orthogonal experimental design, multivariate analysis of variance, discriminant analysis, hidden Markov modeling and parameter estimation and application in speech recognition. Platform: |
Size: 32768 |
Author:吴 |
Hits:
Description: 利用Matlab可视化编程设计一个界面,实现对几种常见分布的随机抽样并进行曲线拟合,最后用图像直观地表现出来-Using Matlab to design a visual programming interface, to achieve some common distribution of random sampling and curve fitting, and finally with the image shown visually Platform: |
Size: 52224 |
Author:keain |
Hits:
Description: 用matlab所学的知识,编写最小二乘法拟合程序,以解决物理实验中的最小二乘法拟合曲线以及相关系数等的问题。-With matlab learned, the preparation method of least squares fitting procedure to solve the problems of the least-squares fitting curve and correlation coefficient physics experiments. Platform: |
Size: 72704 |
Author:邓棋文 |
Hits:
Description: 本文通过事例用matlab编程曲线拟合,包含编程源代码,以及具体的案例和结果-In this paper, by the example of programming with MATLAB curve fitting, including programming source code, as well as the concrete case and the results Platform: |
Size: 64512 |
Author:王惠惠 |
Hits:
Description: 利用基于最小二乘法的多项式拟合算法处理商业数据,包含源码(Using the polynomial fitting algorithm based on the least square method to deal with commercial data, including the source code) Platform: |
Size: 1779712 |
Author:hgfji |
Hits:
Description: 主要讲述如何用MATLAB进行程序设计及解决实际问题,具体内容包括MATLAB程序设计概念、选择、循环、字符串操作、单元阵列与结构、高级文件输人/输出及高级函数等;针对实际应用,具体内容包括用MATLAB绘图、解线性代数方程组、进行基本统计、集合、排序和索引、处理声音和图像,以及高等数学中的曲线拟合,复数计算、微积分等(It mainly describes how to use MATLAB to program and solve practical problems. The specific content includes MATLAB programming concepts, selection, loops, string operations, cell arrays and structures, advanced file input / output, and advanced functions. For practical applications, specific Content includes drawing with MATLAB, solving linear algebraic equations, performing basic statistics, set, sorting and indexing, processing sounds and images, and curve fitting in advanced mathematics, complex number calculation, calculus, etc.) Platform: |
Size: 64512 |
Author:瓜地考拉 |
Hits: