research
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03/30/2023
Nonlinear Approximation with Subsampled Rank-1 Lattices
In this paper we approximate high-dimensional functions f𝕋^d→ℂ by sparse...
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11/11/2022
Nonlinear approximation in bounded orthonormal product bases
We present a dimension-incremental algorithm for the nonlinear approxima...
research
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09/09/2021