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Kolmogorov-Arnold Networks are Radial Basis Function Networks

Machine Learning 2024-05-14 v1 Artificial Intelligence

Abstract

This short paper is a fast proof-of-concept that the 3-order B-splines used in Kolmogorov-Arnold Networks (KANs) can be well approximated by Gaussian radial basis functions. Doing so leads to FastKAN, a much faster implementation of KAN which is also a radial basis function (RBF) network.

Keywords

Cite

@article{arxiv.2405.06721,
  title  = {Kolmogorov-Arnold Networks are Radial Basis Function Networks},
  author = {Ziyao Li},
  journal= {arXiv preprint arXiv:2405.06721},
  year   = {2024}
}
R2 v1 2026-06-28T16:23:38.497Z