Authors: Ffrancesco Marchetti and Emma Perracchione; University of Padova, Department of Mathematics "Tullio Levi-Civita"; University of Genova, Department of Mathematics DIMA.
If you make use of this code, please cite F. Marchetti and E. Perracchione, “Efficient Reduced Basis Algorithm (ERBA) for kernel-based approximation” J. Sci. Comput. 91 (2022), 41