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math.NA2025
Multivariate Rational Approximation of Scattered Data Using the p-AAA Algorithm
Linus Balicki, Serkan Gugercin
Many algorithms for approximating data with rational functions are built on interpolation or least-squares approximation. Inspired by the adaptive Antoulas-Anderson (AAA) algorithm…
math.NA2025
Multivariate Rational Approximation via Low-Rank Tensors and the p-AAA Algorithm
Linus Balicki, Serkan Gugercin
Approximations based on rational functions are widely used in various applications across computational science and engineering. For univariate functions, the adaptive Antoulas-And…