%0 Journal Article %T Meshfree Approximation Methods with Matlab, Lecture 5: "Optimal" shape parameters for RBF approximation methods %A Greg Fasshauer %J Dolomites Research Notes on Approximation %D 2008 %I Padova University Press %U http://drna.di.univr.it/papers/2008/Fasshauer.2008.Lecture5.pdf