Non Linear Curve Fitting
The LAB Fit is a software for Windows developed for treatment and analysis of experimental data. At LABFit program you are able to: 1) Treat similar data; 2) Treat non-similar data; 3) Determine propagated error; 4) Plot 2D and 3D graph; 5) Execute math calculations (system of equations, roots of...
Platforms: Windows, Windows CE
License: Shareware | Cost: $60.00 USD | Size: 2.96 MB | Download (787): LAB Fit Curve Fitting Software Download |
This is a simple way of expressing non-linear scales (such as decibels) in python. In stead of:gain = 10 ** (12/10.)Use
Platforms: Windows, Mac, *nix, Python, BSD Solaris
License: Freeware | Download (55): Non-Linear Units Download |
The non-linear regression problem (univariate or multivariate) is easily posed using a graphical user interface (GUI) that solves the problem using one of the following solvers: - nlinfit: only univariate problems. - lsqnonlin: can deal with multivariate problems (more than one dependent fitting...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (48): Non-linear regression GUI Download |
You can solve non-linear systems of 3 variables. Only write "newtonv1" on the command window. Then write the 3 equations, the number of iterations y the precision tolerance. The partial derivatives for the gradients are calculated by the program
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Newton-Raphson Method for Non-linear System of 3 variables Download |
The zip file contains the demo shown on August 7, 2007 for the Webinar titled "Data Analysis with Statistics and Curve Fitting Toolboxes". The demo requires Statistics and Curve Fitting Toolboxes. It is recommended that the webinar is viewed prior to running the files contained in this download....
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 2.77 MB | Download (44): Demo Files for "Data Analysis with Statistics and Curve Fitting Toolboxes" 2007 Webinar Download |
Let us suppose a set of non-linear equations in the formF(m) = d(m,d are vectors, F is a vector function of vector argument). ANNI tries to construct suitable numerical approximation for inverse projection of d to m, i.e. to find numerical form ofG(d) = m.Such mapping may not exist in general,...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 276.48 KB | Download (49): ANNI - solver of a set of non-linear equations Download |
This customised function solves one type of non-linear systemof 3 simultaneous equations in 3 unknowns: k, L and r0 in 3 equations with 4 knowns: zeta, eeta, d and angle.function matrixresults = symsolvenonlineq(n,degrees,dinput)% EXAMPLE USAGE: m=symsolvenonlineq(3,45,20)% nb: takes around 738s...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Custom solution for 3 non-linear simultaneous equations Download |
Math tool for linear, nonlinear curve fitting and surface fitting. 1. Implement curve fitting and graphing of linear models and nonlinear models. 2. Implement surface fitting and graphing of any binary function models. 3. 4d data fitting and graphing. 4. Polynomial fitting and graphing. 5....
Platforms: Windows, Windows 7, Windows Server
License: Shareware | Cost: $80.00 USD | Size: 2.44 MB | Download (151): Visual Fitting Download |
DataFitting is a powerful statistical analysis program that performs linear and nonlinear regression analysis (i.e. curve fitting). DataFitting determines the values of parameters for an equation, whose form you specify, that cause the equation to best fit a set of data values. DataFitting can...
Platforms: Windows, Windows 7, Other
License: Shareware | Cost: $15.00 USD | Size: 2.92 MB | Download (77): Nonlinear analysis - DataFitting Download |
NMath Analysis contains classes for function minimization, root-finding, and linear programming. Product features include classes for minimizing univariate functions using golden section search and Brent's method, minimizing multivariate functions using the downhill simplex method, Powell's...
Platforms: Windows
License: Demo | Cost: $395.00 USD | Size: 3.43 MB | Download (141): NMath Analysis Download |
FindGraph is a comprehensive graphing, curve fitting, and digitizing tool. FindGraph offers 12 generic fits, including linear regression, logistic functions, fourier approximation, rationals, neural networks, B-splines and parametric curves least squares approximations, plus a library of over 300...
Platforms: Windows
License: Shareware | Cost: $99.95 USD | Size: 4.33 MB | Download (621): FindGraph Download |
CurveExpert Professional is a cross-platform solution for curve fitting and data analysis. Data can be modelled using a toolbox of linear regression models, nonlinear regression models, smoothing methods, or various kinds of splines.
Over 60 models are built-in, but custom regression models...
Platforms: Mac
License: Freeware | Size: 20.8 MB | Download (473): CurveExpert Professional for Mac OS X Download |
CurveExpert Professional is a cross-platform solution for curve fitting and data analysis. Data can be modelled using a toolbox of linear regression models, nonlinear regression models, smoothing methods, or various kinds of splines.
Over 60 models are built-in, but custom regression models...
Platforms: Windows
License: Freeware | Size: 20.8 MB | Download (547): CurveExpert Professional Download |
CurveExpert Professional is a cross-platform solution for curve fitting and data analysis. Data can be modelled using a toolbox of linear regression models, nonlinear regression models, smoothing methods, or various kinds of splines.
Over 60 models are built-in, but custom regression models...
Platforms: Linux
License: Freeware | Size: 20.8 MB | Download (1425): CurveExpert Professional for Linux Download |
DataFit is a tool used to perform nonlinear regression (curve fitting), statistical analysis and data plotting. What sets DataFit apart from similar curve fitting and regression programs is its ease of use. DataFit is driven by a well-designed graphical interface, so there are no complicated...
Platforms: Windows
License: Shareware | Cost: $249.00 USD | Size: 7.34 MB | Download (61): DataFit Download |
This is a demo of MATLAB Builder for Excel. This demo explains how one can compile MATLAB code into an Excel based COM component using MATLAB Excel Builder and use the same in Excel VBA. This demo compiles a MATLAB code that depicts a curve fitting application into an Excel based COM component....
Platforms: Matlab
License: Freeware | Size: 174.08 KB | Download (51): Builder for Excel Demo: Curve Fitting Download |
This demo shows how you can create a COM component from a MATLAB code using MATLAB COM Builder. This demo compiles a function that uses the basic curve fitting capability of MATLAB into a COM component and uses it in an external Visual Basic project.Download the file and unzip it in on your local...
Platforms: Matlab
License: Freeware | Size: 143.36 KB | Download (48): COM Builder Demo: Curve Fitting Download |
CurveExpert Basic is a comprehensive curve fitting system for Windows. XY data can be modelled using a toolbox of linear regression models, nonlinear regression models, interpolation, or splines.
Over 30 models are built-in, but custom regression models may also be defined by the user....
Platforms: Windows
License: Shareware | Cost: $45.00 USD | Size: 1.1 MB | Download (428): CurveExpert Basic Download |
DataScene is a scientific graphing, graph animation, data analysis, curve fitting, and data monitoring program. It allows the user to easily plot 2D & 3D graphs (Area, Bar, Pie, Line, Surface, Ploar, and more), to manipulate, print, and export high quality graphs, to analyze data with various...
Platforms: Windows
License: Shareware | Cost: $349.00 USD | Size: 44.07 MB | Download (449): DataScene Professional for Windows Download |
Powerful but easy-to-use graphing, curve fitting and calculating software. Graphs Cartesian (Y(x) and X(y)), polar and parametric functions, graphs of tables, equations (implicit functions), inequalities and slope fields. Up to 100 graphs in one window. Calculus features: regression analysis,...
Platforms: Windows
License: Shareware | Cost: $29.95 USD | Size: 1.38 MB | Download (704): Advanced Grapher Download |