搜索资源列表
pecsm
- 基于一维柱热源传热方程的双参数估计方法,非线性拟合-A two-dimensional parameter estimation method column heat transfer equation-based nonlinear fitting
curve-fitting
- 计算方法中“曲线拟合”C语言编程实现。 1)通过对牛顿迭代法的编程练习,掌握方程求根的牛顿迭代法的算法; 2)通过对牛顿迭代法的上机运算,进一步体会牛顿迭代法的特点。-Calculation method " dichotomy" C language programming. 1) dichotomy of programming. 2) perform root zone and error limit comparisons
mhc06
- 本程序主要实现了基于一些二维坐标的直线拟合,以函数调用形式求得直线方程的系数解。-This program is mainly based on the realization of two-dimensional coordinates of some linear fit to the function call in the form of the coefficients obtained by linear equation solution.
MATLAB_math_classic
- matlab求解数学问题的经典案例,包括插值与拟合,代数方程和微分方程的解法,优化问题-matlab classic case of mathematical problem solving, including interpolation and fitting solution of algebraic equations, and differential equations, optimization problems, etc.
zhixiannihe-C
- 直线拟合:求矩阵即可得到m,n,x0,y0,直线方程的各个参数即为所得。 -Fitting a straight line: Matrix can be obtained m, n, x0, y0, each parameter is the resulting linear equations.
matlab-and-methematical-modeling
- 针对数学建模的matlab练习资料,包括线性规划、无约束规划、微分方程、最短路问题、插值与拟合、回归分析、计算机模拟等。-For the mathematical modeling matlab exercises, including linear programming, unconstrained planning, differential equations, the shortest path problem, interpolation and fitting, regressio
fitprogram
- 用于相同X值不同y值的给定方程形式的数据拟合,自动返回拟合所得参数-Data fitting
TreeRegression
- 树回归:对复杂的关系建模。一般可以分为两种,一种是回归树,一种是模型树, 主要的区别在于对于叶节点的建模方式,回归树使用分段常数,模型树使用线性回归方程。 可以使用剪枝技术对于可能过拟合的树进行剪枝,剪枝一般分为预剪枝和后剪枝。 回归树和模型树都是2元树,每次总是选择最好的分割方式,分成两部分。 这个是自己写的Python语言的CART树回归程序,基本实现了其原理,注释比较多。-Tree Regression: modeling of complex relationshi
matlab
- 含有许多matlab的经典程序,插值拟合,规划问题,绘图,解方程,数据分析。对于新手来说可以来参考训练。-Classic program contains many matlab, the interpolation fitting, planning, drawing, solving equations, data analysis. For the novice can reference training.
Numerical-Analysis
- 数值分析/数值计算程序,包括差值、拟合、积分、微分、线性方程组求解、非线性方程求根、常微分方程求解、偏微分方程求解、特征值求解,适合入门参考-Numerical analysis/numerical calculation procedures, including the difference, fitting, integral, differential, linear equations, finding roots of nonlinear equations, ordinary di
CSharpNumerialAlgorithm
- C#编写的数值算法,包括矩阵计算、解方程、线性拟合等-CSharp Numerical Algorithm
wenti_1_GA_LS
- 基于遗传算法的非线性方程的拟合,实现高拟合质量,不需要输入初值。-Fitting nonlinear equations based on genetic algorithms to achieve high quality fit, do not enter the initial value.
HG
- 回归方程计算函数,并在同一窗口中绘制散点图和回归线图,拟合测定函数,求相关系数-Regression equation function and draw a scatter plot and regression line chart in the same window, fitting measurement function, find the correlation coefficient,,
BP.m
- 在工程应用中 经常会遇到一些复杂的非线性系统, 这些系统状态方程复杂, 难以 用数学方 法准确建模。 在这种情况下, 可以 建立 BP 神 经网 络表达这些 非 线 性系 统。 该方法把未 知 系 统看成是一个黑箱, 首先用 系 统 输入输出 数据 训 练 BP 神 经网 络, 使网 络能 够表达该未 知 函 数, 然后就可以 用训练好的 BP 神经网络预测系统输出 。 本章拟合的非线性函 数为 y = x1^2+x2^2. 。-In engineering applic
yhgj
- matlab优化工具箱介绍,还提供了线性、非线性最小化,方程求解,曲线拟合,二次规划等问题中大型课题的求解方法-matlab optimization toolbox presentation also provides a linear, nonlinear minimization, equation solving, curve fitting, quadratic programming problems in large-scale problem solving method
Ellipse
- 用于拟合椭圆的函数,支持对于多个离散数据点的椭圆曲线方程计算-new function
3
- 利用高斯消元法对采集数据进行计算,拟合出椭圆的方程-Gauss elimination method solving linear equations, then the least square fitting.Implementation of ellipse fitting
MATLAB_math
- Matlab计算微分方程、矩阵求解、数据插值、曲线拟合的pdf原文与程序包。必须顶!-Matlab computing differential equations, matrix solver, data interpolation, curve fitting and pdf original package. You must be the top!
any_paraboloid_fit
- 输入抛物面的一组三维离散点坐标,采用最小二乘算法拟合该抛物面方程-Enter a set of three-dimensional parabolic coordinates of discrete points, using least squares algorithm to fit the parabolic equation
2010011016_e8_p1
- 1、对给定的若干组数据,按照指定的阶数,根据最小二乘原理分别利用正规方程方法和QR 分解方法进行多项式拟合。 2、对给定的若干组数据,求经过这些点的插值多项式。 -1, for a given number of sets of data, according to the order specified in accordance with the principle of least squares methods are the use of the normal equatio