Mario Ullrich | DeepAI

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Featured Co-authors

Tino Ullrich
20 publications
Vladimir Temlyakov
14 publications
David Krieg
14 publications
Jan Vybiral
9 publications
Pawel Siedlecki
6 publications
Matthieu Dolbeault
5 publications
Jens Oettershagen
4 publications
Henryk Woźniakowski
2 publications
Kateryna Pozharska
2 publications
Christopher Kacwin
1 publication

∙ 05/12/2023

Sampling recovery in uniform and other norms

We study the recovery of functions in the uniform norm based on function...

0 David Krieg, et al. ∙

∙ 05/09/2022

Exponential tractability of L_2-approximation with function values

We study the complexity of high-dimensional approximation in the L_2-nor...

0 David Krieg, et al. ∙

∙ 04/26/2022

A sharp upper bound for sampling numbers in L_2

For a class F of complex-valued functions on a set D, we denote by g_n(F...

0 Matthieu Dolbeault, et al. ∙

∙ 11/03/2020

Function values are enough for L_2-approximation: Part II

In the first part we have shown that, for L_2-approximation of functions...

0 David Krieg, et al. ∙

∙ 03/25/2020

On the worst-case error of least squares algorithms for L_2-approximation with high probability

It was recently shown in [4] that, for L_2-approximation of functions fr...

0 Mario Ullrich, et al. ∙

∙ 08/13/2019

On the fixed volume discrepancy of the Fibonacci sets in the integral norms

This paper is devoted to the study of a discrepancy-type characteristic ...

0 Vladimir Temlyakov, et al. ∙

∙ 05/07/2019

On L_2-approximation in Hilbert spaces using function values

We study L_2-approximation of functions from Hilbert spaces H in which f...

0 David Krieg, et al. ∙

∙ 01/20/2019

Deterministic constructions of high-dimensional sets with small dispersion

The dispersion of a point set P⊂[0,1]^d is the volume of the largest box...

0 Mario Ullrich, et al. ∙

∙ 02/23/2018

Numerical performance of optimized Frolov lattices in tensor product reproducing kernel Sobolev spaces

In this paper, we deal with several aspects of the universal Frolov cuba...

0 Christopher Kacwin, et al. ∙

∙ 10/24/2017

A note on the dispersion of admissible lattices

In this note we show that the volume of axis-parallel boxes in R^d which...

0 Mario Ullrich, et al. ∙

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