Nonlinear Curve Fitting
Fityk [fi:tik] is a program for data processing and nonlinear curve fitting. It is primarily used... * by scientists who analyse data from powder diffraction, chromatography, photoluminescence and photoelectron spectroscopy, infrared and Raman spectroscopy, and other experimental techniques,...
Platforms: Windows, Mac, *nix, C/C++, BSD Solaris
License: Freeware | Download (59): Fityk 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 |
This example solves a complex curve fitting problem that involves parameter pooling and stratification using a nonlinear least-squares approach. This example also takes advantage of some new language features with MATLAB 7. * Anonymous functions * Nested functions
Platforms: Matlab
License: Freeware | Size: 51.2 KB | Download (42): AdvCurveFit 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 (475): CurveExpert Professional for Linux Download |
CurvFit (tm) is a curve fitting program for Windows. Lorentzian, Sine, Exponential and Power series are available models to match your data. A Lorentzian series is highly recommended for real data especially for multiple peaked and/or valleys data.
CurvFit is another improved productivity...
Platforms: Windows, Windows 8, Windows 7, Windows Server
License: Freeware | Size: 7.28 MB | Download (575): CurvFit Download |
KinetDS is a software for curve fitting particularly designed for kinetic (mechanistic and empirical) description of a substance dissolution from solid state. It was primarily designed for handling pharmaceutical dissolution tests
Platforms: Linux
License: Freeware | Size: 1.6 MB | Download (441): KinetDS for Linux 3.0 Rev Download |
KinetDS is a software for curve fitting particularly designed for kinetic (mechanistic and empirical) description of a substance dissolution from solid state. It was primarily designed for handling pharmaceutical dissolution tests
Platforms: Windows
License: Freeware | Size: 3.1 MB | Download (488): KinetDS 3.0 Rev Download |
KinetDS is a software for curve fitting particularly designed for kinetic (mechanistic and empirical) description of a substance dissolution from solid state. It was primarily designed for handling pharmaceutical dissolution tests
Platforms: Mac
License: Freeware | Size: 1.6 MB | Download (434): KinetDS for Mac OS X 3.0 Rev Download |
FitChiTool provides an interface similar to the Curve Fitting Toolbox to the fitChiSquare function.This allows you to perform fits using chi-square when measurement errors are known on linear or nonlinear models. It allows allows you to perform fits with multiple independent (more than one x)...
Platforms: Matlab
License: Freeware | Size: 225.28 KB | Download (46): GUI for Generalized Nonlinear Non-analytic Chi-Square Fitting Download |
MagicPlot is a handy tool for scientific and engineer data processing, plotting and nonlinear fitting. MagicPlot is powerful enough and consistent.
Advantages
* Compact: Single file ~2 MB
* Multilevel undo function for all actions
* Useful plot navigation and scaling
* Visual nonlinear...
Platforms: All
License: Freeware | Size: 2.2 MB | Download (391): MagicPlot Student for Mac OS X Download |
MagicPlot is a handy tool for scientific and engineer data processing, plotting and nonlinear fitting. MagicPlot is powerful enough and consistent.
Advantages
* Compact: Single file ~2 MB
* Multilevel undo function for all actions
* Useful plot navigation and scaling
* Visual nonlinear...
Platforms: All
License: Freeware | Size: 2.2 MB | Download (483): MagicPlot Student for Linux Download |
There is no selection in Curve Fitting Toolbox that the property of the plot could be changed, for example, log plot, loglog plot. This is useful expecially when you are fitting a log or exponential curve. Help included.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): cfaxisset Download |
The Ezyfit toolbox for Matlab enables the user to perform simple curve fitting of one-dimensional data using arbitrary (non linear) fitting functions.It will add a new menu to the MATLAB interface, which will make it more easily to write ser-defined fit equations, make interactive selections or...
Platforms: Matlab
License: Freeware | Size: 645.12 KB | Download (40): EzyFit Script Download |
SimplexNumerica is an object-oriented numerical data analyzer, plot and presentation program. SimplexNumerica is proving to be extremely popular among scientists. Ergonomic programming using the newest Windows programming guidelines with toolbars, context dialogs and interactive diagrams...
Platforms: Windows
License: Freeware | Size: 21.77 MB | Download (248): SimplexNumerica Download |
A powerful combination of basic biostatistics, curve fitting and scientific graphing in one comprehensive program. More than 100,000 scientists in over 100 countries rely on Prism to analyze, graph and present their scientific data.
What makes Prism the program of choice for many of the world's...
Platforms: Mac
License: Freeware | Size: 32 MB | Download (65): GraphPad Prism for Mac OS Download |
A modern, interactive, Mac OS X Universal graphing application, providing:
- A rich variety of graph types with numerous styles of data representation
- Real-time, two-way interaction with data, enabling simultaneous data visualization and graphing from multiple worksheets
- Exploratory tools...
Platforms: Mac
License: Freeware | Size: 28.1 MB | Download (52): Citrin for Mac OS Download |
peak-o-mat is a curve fitting program aimed at the fast and easy fitting of spectroscopic data, especially if you face a large amount of similar spectra.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 461.04 KB | Download (50): peak-o-mat Download |