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cdfcqj
- 运用最小二乘法求解超定方程,在数值分析中使用的很多-equation solver
ZXECF
- 最小二乘法2次曲线拟合应用已有的采样时间点,再现这些点所描述的2次曲线的变化,即求出一个二次曲线方程y=ax2+bx+c这个算法的主要问题也就是如何用给定的数据求方程系数abc-Least squares curve fitting application 2 has a sampling time points, reproduce these points 2 are described the change curve, which obtained a quadratic equatio
ODE_FEM
- 采用有限元方法求解二阶常微分方程,分别划分和不划分子元采用配置法、最小二乘法、矩量法和Galerkin法,对初学有限元的童鞋很有帮助:)-Finite element method to solve ordinary differential equation, respectively, by sub-element division and do not use collocation method, least squares method, moment method and Galer
Resection
- 后方交会程序设计,航空影像单像空间后方交会是利用影像所覆盖地面范围内若干控制点的已知地面坐标和相应点的像点坐标,根据共线方程,在最小二乘法的原则下,计算航空影像的外方位元素。-Resection programming, aerial imagery, as space resection is the single image is covered by a number of ground control points within the known ground coordinates
Linear-regression-equation
- 一元线性回归方程, 求线性回归方程:Y = a + bx 的回归系数a和b. 用的是最小二乘法推导的结果。网上搜索最小二乘法原理,配合这个源代码学习还是不错的。本代码是网上搜来的,发现自学用不错,特上传分享。-Linear regression equation, find the linear regression equation: Y = a+ bx the regression coefficients a and b. derived using a least squares res
123
- 用最小二乘法和结构方程建模对个人知识管理绩效评估-Using the least squares and structural equation modeling performance evaluation of personal knowledge management
zuixiaoerchengfa
- 用最小二乘法构造拟合曲线方程,所拟合曲线为线性拟合曲线-Constructed using least squares curve fitting equation, the fitting curve for the linear fit curve
Form1
- 输入几个点的横坐标和纵坐标,用最小二乘法拟合出直线(类似y=ax+b).并把这个方程计算并显示出来。-Enter a few points of horizontal and vertical coordinates, with the least-squares fitting a straight line (similar to y = ax b). And this equation is calculated and displayed.
curvemain_kcsjjj
- 最小二乘法拟合一个非线性函数(这里是齿轮四杆机构的各边及齿轮大小的拟合) 多变量 多参数 函数表达式复杂(但必须有表达式,只有微分方程不行) 在数据较少的时候 拟合多个参数-A nonlinear function of the least squares fit (in this case each side of the four agencies gear and gear size fitting) complex expression of multi-variable multi-p
LLF-to-identify-parameters
- 该代码演示了如何用最小二乘法识别方程参数-The code make use of least square method to identify equation parameters
dituizuixiaoerchengfa
- 递推最小二乘法,用于求离散方程中的参数,可以运行-Recursive least squares method for seeking the parameters in the discrete equations, you can run
FunctionCalc
- 自己做得一个基于VC6.0的系数计算器,包含一元二次方程的系数的计算和最小二乘法函数方程系数的计算,方便在写测试程序时计算各种曲线方程的系数-I was doing based on the coefficient calculator VC6.0 contains a quadratic equation calculation of the coefficient functions and the method of least squares equation coefficients
fitting-line
- 可输入多组数据,最小二乘法拟合直线方程。并可以验证其误差-Multiple sets of data can be entered, least-squares fitting a linear equation. And can verify its error
2012.11.29.dd
- 带约束矩阵方程及其最小二乘法的一个抽象迭代算法及应用-With an abstract constraint matrix equation and its method of least squares iterative algorithm and application
yiqijingdulilun5-8
- 用于最小二乘法解非线性方程 以仪器精度理论5-8为范例-For the least-squares method for solving nonlinear equations example of instrument precision theory 5-8
Housing-Fair-monolithic-space
- 航空影像单像空间后方交会是利用影像所覆盖地面范围内若干控制点的已知地面坐标和相应点的像点坐标,根据共线方程,在最小二乘法的原则下,计算航空影像的外方位元素。 本文采用VS2008.NET 编译平台和C#语言编写了单像空间后方交会的参数计算程序。利用相关文献中的实验数据与结果,证明本程序运行良好,参数解算精确,可以满足工程项目要求。 关键词:摄影测量与遥感;外方位元素;共线方程;最小二乘原则;空间后方交会;-Aviation image space resection alone is the u
main
- 釆用一个二阶系统的模型代替真实系统,其差分方程表达式为: 将此系统在计算机上仿真,输入信号u(k) 是幅值为1 的PRBS 信号,噪声e(k) 是(0,1)的正态分布序列,它的方差是可以调整的。这个系统的输出釆样值z (k) 与u (k) 作为已知数据,采用最小二乘法估计这个系统的参数。 -Preclude the use of a second-order system model instead of the real system, the differential equ
zuixiao
- 最小二乘法及方程曲线,简单易懂,使用方便,适合初学者使用-The method of least squares and the equation of the curve, easy to understand, easy to use, suitable for beginners to use
matlab插值与数据拟合
- 使用matlab的插值与数据拟合,含有插值原理,方程,插值方法有:拉格朗日多项式插值,分段线性插值,三次样条插值,最小二乘法,有多个实例(有源码、语句、结果、图像等)
Partial-least-squares
- 偏最小二乘法回归。使用这个方法计算出一组数据的回归方程-Partial least squares regression. Use this method to calculate the regression equation of a set of data