SigmaLab

Poland-based small company, providing consulting and products based on advanced statistical methods. The SigmaLab products use heuristic techniques for curve fitting and implements scientific algorithms.

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ndCurveMaster 2D
Free
Apply nonlinear curve fits to your data sets and auto fit one input variable.
Windows
ndCurveMaster
Trial version
Automated Nonlinear Regression for Multivariable Curve Fitting
Windows
ndCurveMaster
Trial version
Find optimum equations to describe empirical data.
Mac