Radial Basis Functions

A radial basis function is a real value function whose value depends only on the distance from the origin.

Commonly used types of radial basis functions are
* Gaussian
* Multiquadric
* Inverse Quadratic
* Inverse Multiqudric
* Shifted Log
* Thin plate spline

Tried couple of them today and for me the best results were from inverse quadratic!

The experiment will continue….

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