搜索资源列表
image2
- 提取图片中的数据画出图片中的曲线拟合曲线-Extracting image data shown in the picture curve fitting curve
image223444
- 可以利用MATLAB提取图片中的数据。拟合出曲线-Extracting image data shown in the picture curve fitting curve
program1
- 利用最小二乘法对一段数据进行曲线拟合,可以有效获得该数据的高阶次拟合曲线-Using the least square method to curve fitting of a section of data, can effectively obtain the high order fitting curve of the data.
Algorithm-gor-least-square-fit-curve
- 程序中的算法为使用最小二乘法拟合曲线,输入N个数据,可使用该程序拟合出N-1次的曲线函数,输出为函数各项的系数。-Program algorithm using a least squares fit curves N input data, you can use this program to fit the curve function N-1 times the output as a function of the coefficients.
matlab_qudong_lizuli_pinghengtu
- 1.3 确定一轻型货车的动力性能(货车可装用4挡或5挡变速器,任选 其中的一种进行整车性能计算): 1)绘制汽车驱动力与行驶阻力平衡图。 2)求汽车最高车速,最大爬坡度及克服该坡度时相应的附着率。 3)绘制汽车行驶加速度倒数曲线,用图解积分法求汽车用2档起步加速行驶至70km/h的车速-时间曲线,或者用计算机求汽车用2档起步加速行驶至70km/h的加速时间。 轻型货车的有关数据: 汽油发动机使用外特性的Tq-n曲线的拟合公式为 式中,Tq为发动机转矩(N
Regression1
- 本程序实现将输入的矩阵数据进行线性回归,根据参数的调节可以实现不同程度的拟合-This program implements matrix data input linear regression, adjusting parameters can be achieved according to varying degrees of fit
Guass
- 通过离散数据的应用,以高斯模型实现曲线拟合-Curve fitting of Gauss model
Mat_ZT
- 离散数据柱图分布显示,然后正态分布拟合得到综合分析-Distribution of discrete data columns is shown, and then the normal distribution is obtained by comprehensive analysis
VLE_NRTL
- 气液平衡数据进行NRTL参数最小二乘法拟合-VLE NRTL fitting
4.2
- 用人工神经网络拟合函数 说明:1)网络结构为三层(输入层、1个隐层和输出层) 2)获取两组数据,一组作为训练集,一组作为测试集 3)用训练集训练网络 4)用测试集检验训练结果-ANN fit function: 1) the network structure is three (input layer, a hidden layer and output layer) 2) to obtain two sets of data, one group as the
B-spline
- 实现B样条曲线的绘制,包括逼近和插值。逼近是指通过控制节点求得节点向量,再进行曲线拟合。插值是指通过数据节点反求控制节点,并由数据节点求得节点向量,再进行曲线拟合。-The realization of B spline curves, including approximation and interpolation. Approximation is to obtain the node vector through the control node, and then curve fitt
QQSDZL
- 利用电场全区视电阻率公式去拟合数据,以获取地下大致的电阻率。-apparent resistivity
two-trend-surface-fitting
- 二次趋势面拟合,根据拉伊达准则粗差判断准则进行数据的标定和剔除。-The two trend surface fitting, according to the Rajda criterion(3σ) gross error criterion for data calibration and elimination.
nopff
- n阶多项式拟合程序,多项式拟合,输入x为拟合参数,y为拟合数据,n为拟合阶数-N order polynomial fitting procedure, polynomial fitting, X fitting parameters, y fitting data, n for the fitting order
nihe
- 使用MATLAB对离散的数据点拟合出一个函数表达式,这是一篇文献。-Use MATLAB to discrete data points fit a function expression, which is a document.
revision
- 两组数据,从大到小排列,去重,得到两组数据中每个数值对应的转换系数,并给出拟合曲线-Two sets of data, in descending order, to the weight to give each of the two sets of data values corresponding to the conversion factor, and gives fitting curve
matlabsuanfa
- matlab常用优化算法,含数据分析,解方程,插值与拟合和规划问题。-matlab optimization algorithm commonly used, including data analysis, solution of equations, interpolation and fitting and planning issues.
matlab_shuxuejianmo
- 程序主要为matlab在数学建模中典型的应用程序,包括灰色预测,主成分分析,最短路径,三维地形图的绘制,时间序列,插值拟合等。程序实用性强,替换输入数据即可使用-Matlab program mainly in the mathematical modeling of typical applications, including gray prediction, principal component analysis, shortest path, draw three-dimensiona
least-squares-curve-fitting
- 用最小二乘法进行曲线拟合,代码有注释,方便查看。可以用于实时数据显示和拟合-Using the least squares curve fitting, code comments, convenient viewing. Can be used for real-time data display and fitting
alglib-2.6.0.delphi
- ALGLIB是一个跨平台的数值分析和数据处理函数库。它支持多种编程语言,如C++,C#,Pascal,VBA等,可以在多个操作系统平台上运行,如:Windows,Linux和Solaris。ALGLIB有以下特点: (1)线性代数(包括矩阵分析); (2)方程求解(线性和非线性); (3)插值; (4)最优化; (5)快速傅里叶变换; (6)数值积分; (7)线性和非线性最小二乘拟合; (8)常微分方程求解; (9)特殊函数; (10)统计(描