ILNumerics - Technical Computing Tools

High Performance Framework for Visualization

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The Powell's Dogleg method in .NET (C# and Visual Basic)

Powell's dogleg method is a nonlinear least squares method. It is similar to the Levenberg-Marquardt but differs in the actual implementation. It is often used to fit a curve to measured data.

A simple exampl for Powell's dogleg method

This is a convenient routine to fit a curve to measured data. For more information about nonlinear least squares you can read our documentation and check out the examples. The class reference of leastsq_pdl is found here.