Curve
Finance::BDT is a Perl module that implements BDT yield curve model. SYNOPSIS use Finance::BDT; use Data::Dumper my @y = (0, 0.0283, 0.029, 0.0322, 0.0401, 0.0435, 0.0464, 0.0508, 0.0512); ## YTM on strips my $vol = 0.20; ## constant volatility my $epsilon = 0.01; my ($r, $d, $A) =...
Platforms: *nix
License: Freeware | Size: 4.1 KB | Download (112): Finance::BDT Download |
The software system solves constrained nonlinear parameter estimation problems. Synonyms are data fitting, nonlinear regression, parameter identification, curve and surface fitting.
A statistical analysis provides confidence intervals, correlation and covariance matrices, identification of...
Platforms: Windows
License: Freeware | Size: 63.6 MB | Download (143): EASY-FIT Express 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 |
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 |
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 |
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 |
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 |
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 |
ECC library is a package for Elliptic Curve cryptography.ECC is implemented by using OpenSSL 0.9.6a or higher, for message digests and symmetric ciphers, and by using the Portable Object Compiler and Computer Algebra Kit for the elliptic curve cryptography.
Platforms: C and C plus plus
License: Freeware | Size: 61.44 KB | Download (44): ECC library Download |
G3 = gauss3D(sz_X, sz_Y, sz_Z, a, prec);returns a 3 dimensional matrix being a gaussian bell curve where the width in the (x/y/z)-dimension is proportional to 1/a(1), 1/a(2) and 1/a(3), respectively. "prec" is the data precision.Default is a=[2.5 2.5 2.5] and prec='double'Examples:Cubic-shaped...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Gaussian window in 3 dimensions Download |
Two quaternary systems are studied: (1) Acetic Acid - Ethanol - Water- Ethyl Acetate and (2) Acetic Acid - Butanol - Water- Butyl Acetate. In these two systems, liquid phase esterification occurs. The residue curve map is computed using the UNIQUAC model and gas phase acetic acid dimerization....
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (41): Residue Curve Map Computation using UNIQUAC Model: Case of a Quaternary Reactive System Download |
This GUI uses a constant relative volatility (alpha) to estimate the equilibrium curve. From there, the GUI uses the "McCabe and Thiele Graphical Method" to estimate the ideal number of plates in the column.A reference is provided in the GUI: look in Help/About.Comments, suggestions or bugs,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): GUI for distillation columns: McCabe and Thiele Method. Download |
This routine plots the cubic-spline curve that will pass through given set of points.It is assumed that the user has knowledge of the Mathematics that is being used in the program, if he / she has to understand the logic.As a 'user of routine' rather, there is no complexity as far as usability is...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): My Cubic Splines 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 |
A GUI wich use the matlab core function "fminsearch" to fit data with any multivariable function (with a "live" visualisation of the moving fitted curve). This function can be run with real equations, complex equations,and all other functions like step and bode. Simple to use.
Platforms: Matlab
License: Freeware | Size: 40.96 KB | Download (48): uifit Download |
The files residu.m and residue2.m contain two functions called by the main program: calresd.m . The objective is to compute the residue curve map for the ternary system chloroform-acetone-methanol at 760 mmHg using the Wilson model to compute activity coefficients.Similar computations can be...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Residue Curve Maps of Ternary Systems 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 |
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 |
Open source implementation of Elliptic Curve Primality Proving algorithm, using just the GMP library
Platforms: Mac
License: Freeware | Size: 645.12 KB | Download (42): GMP-ECPP Download |