Στην κατηγορία αυτή των προγραμμάτων περιλαμβάνονται προγράμματα που βοηθούν να βρείτε την συνάρτηση που περιγράφει σωστότερα τα πειραματικά δεδομένα. Αναλυτικά περιλαμβάνονται τα παρακάτω προγράμματα:

- Fully automated solution to fit your input data to the best distribution. Includes 18 different distribution types. Goodness of fit measured by chi-square, Anderson-Darling, and Kolmogorov-Smitnov tests. Generates graphs and statitics.

*Win*

- Adds curve fitting capabilities to DataTalk.

*DOS*

- Curve fitting software includes 26 pre-defined equations, plus your own. Marquardt or Deming algorithm. Automatic Log Book, standard errors, confidence limits, pKa, ligand binding, exponential decay, first order rate, Hill equation.

*DOS*

- Easy-to-use menu-driven curve fitter that offers new methods including Marquardt, Powell and Deming and Variable Metric method. During fitting each iteration is displayed. Equation editor, weighting and unknowns.

*DOS*

- Basic menu-driven curve fitting. Weightted fit, straight line, simple power, Legendre and Chebyshev polynomials, non-linear combinations of delayed, Gaussian and Lorenzian exponentials. Generates derivatives, integrals and fits cubic splines or FFTs.

*DOS*

- Calibrate using linear and non-linear regression with Excel. Least squares estimation with up to 6 parameters. Results are easily plotted; scatterplots with error bars; trend functions.

*Win*

- Easy-to-use, WEIGHTED, non-linear, least-squares curve fitting. 50+ functions with 150+ variations including exponentials, saturation and kinetics curves, gaussians, lorentzians and more. A "must have" for experimentalists with real data.

*DOS*

- FitAll source code plus a programmer's guide to enable you to easily add custom fuctions to FitAll. Requires Borland TurboPascal v5-6 or Borland Pascal v-7.

*DOS*

- Click a graph to see the underlying data. Use a pencil tool to draw a line graph. Equation calculator. Polynomial curve fitting. Handles constrained data sets and redistribution of data in response to your input. Great for "what ifs".

*Mac*

- Easy-to-use iterative curve stripping software that requires no programming skills. Includes log time, no upper limit on exponential terms, hadles bolus injection, extravascular and constant infusion routes. High-res graphics.

*Win, DOS*

- NCSS add-on fits hundreds of curves to X-Y data. Automatic model selection, or enter your own. See NCSS for more information.

*DOS*

- Peak fitting module for ORIGIN technical graphs and data analysis. Uses Levenberg-Marquardt non-linear curve fitting that lets you define base-lines of any function - even hand[drawn lines. Peak functions include Gaussian, Lorentzian, Voigt, Pearson VII and others. Includes best-fit parameter values, standard errors, confidence limits and more.

*Win*

- Comprehensive curve-fitting with data transformation, equation solving and function evaluation. Non-linear fitting, multiple regression, confidence bands, confidence interval envelopes and poly-exponential growth. Confidence limits goodness-of-fit, etc.

*DOS*

- Fast and easy-to-use automatic curve fitting. Ranks more than 3,300 equations to a x-y dataset, including linear and non-linear equations. Input data from keyboard, SigmaPlot, ASCII text or other files. Save hours using TableCurve 2D.

*DOS, Win*

- Fast and easy-to-use automatic 3D surface fitting. Ranks more than 37,000 equations to x-y-z dataset, including linear and non-linear equations. Input data from keyboard, SigmaPlot, ASCII text or other files.

*Win*

- Bundle includes TableCurve 2D and TableCurve 3D - a complete curve fitting solution.

*Win*

- Curve fitting software includes 26 pre-defined equations, plus your own. Marquardt or Deming algorithm. Automatic Log Book, standard errors, confidence limits, pKa, ligand binding, exponential ecay, first order rate and Hill equation.

*Mac*

SigmaStat, PeakFit, TableCurve (2D & 3D)

MathCad 13

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