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07/25/2023
Differential approximation of the Gaussian by short cosine sums with exponential error decay
In this paper we propose a method to approximate the Gaussian function o...
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04/07/2022
ESPRIT versus ESPIRA for reconstruction of short cosine sums and its application
In this paper we introduce two new algorithms for stable approximation w...
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06/29/2021
From ESPRIT to ESPIRA: Estimation of Signal Parameters by Iterative Rational Approximation
We introduce a new method for Estimation of Signal Parameters based on I...
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03/13/2021
Exact Reconstruction of Extended Exponential Sums using Rational Approximation of their Fourier Coefficients
In this paper we derive a new recovery procedure for the reconstruction ...
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11/26/2020
Exact Reconstruction of Sparse Non-Harmonic Signals from Fourier Coefficients
In this paper, we derive a new reconstruction method for real non-harmon...
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04/07/2020
Adaptive sampling recovery of functions with higher mixed regularity
We tensorize the Faber spline system from [14] to prove sequence space i...
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12/01/2019