Abstract
In this paper, we study approximation by radial basis functions including Gaussian, multiquadric, and thin plate spline functions, and derive order of approximation under certain conditions. Moreover, neural networks are also constructed by wavelet recovery formula and wavelet frames.
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Li, X., Micchelli, C.A. Approximation by radial bases and neural networks. Numerical Algorithms 25, 241–262 (2000). https://doi.org/10.1023/A:1016685729545
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DOI: https://doi.org/10.1023/A:1016685729545