Felix Bartel
Talks

Talks | Felix Bartel | Applied Functional Analysis | Faculty of Mathematics | TU Chemnitz

Talks

Talks at conferences and workshops

Inaugural CAMDA Conference, College Station, 22th of May til 25th of May 2023,
"Using discretly subsampled quadrature points for function reconstruction" [ pdf ]

International Conference on Approximation and Beyond, Nashville, 15th of May til 18th of May 2023,
"Nonlinear approximation with subsampled rank-1 lattices" [ pdf ]

From Modeling and Analysis to Approximation and Fast Algorithms, Hasenwinkel, 2nd of December til 6th of December 2022,
"Using subsampled quadrature points for function reconstruction" [ pdf ]

Approximation and geometry in high dimensions, Bedlewo, 9th of October til 15th of October 2022,
"On the reconstruction of functions from values at subsampled quadrature points" [ pdf ]

Summerschool Analysis and Theoretical Numerics, Siegmundsburg, 1st of August til 3nd of August 2022,
"Stability and error guarantees for least squares approximation given noisy samples" [ pdf ]

15th International Conference on Monte Carlo and Quasi-Monte Carlo Methods in Scientific Computing, Linz, 17th of July til 22nd of July 2022,
"Constructive subsampling of finite frames with applications in optimal function recovery" [ pdf ]

Online International Conference on Computational Harmonic Analysis, online, 13th of September til 17th of September 2021,
"Pre-asymptotic optimality of cross-validation" [ pdf ]

Summerschool Analysis and Theoretical Numerics, Siegmundsburg, 31st of August til 2nd of September 2021,
"Sampling recovery from random partial quadrature nodes" [ pdf ]

School and conference "Sampling recovery and related problems", online, 3rd of May til 7th of May 2021,
"Cross-validation in Scattered Data Approximation" [ pdf | video ]

ESI Workshop on Tomographic Reconstructions and their Startling Applications, online, 15th of March til 25th of March 2021,
"Optimality of Cross-validation in Scattered Data Approximation" [ pdf | video ]

Rhein-Ruhr-Workshop 2020, Bestwig, 31st of January til 1st of February 2020,
"Fast Cross-validation in Harmonic Approximation" [ pdf ]

Banach Center – Oberwolfach Graduate Seminar: Mathematics of Deep Learning, Będlewo, 17th of November til 23rd of November 2019,
(no talk)

Chemnitz Symposium on Inverse Problems, Frankfurt, 30th of September til 2nd of October 2019,
"Fast Cross-validation in Harmonic Approximation" [ pdf ]

Chemnitz Summer School on Applied Analysis 2019, Chemnitz, 23th of September til 27th of September 2019,
(no talk)

MTEX Workshop 2018, Chemnitz, 26th of February til 2nd of March 2018,
"Spherical Functions" [ pdf ]

Seminar talks

Graduate Colloquium, University of South Carolina, 20th of April 2023,
"The power of least squares in the worst-case and learning setting"

ACM seminar, University of South Carolina, 24th of February 2023,
"The power of least squares in the worst-case and learning setting"

Joint Fudan - RICAM Seminar on Inverse Problems, online, 13th of April 2022,
"Concentration inequalities for cross-validatin in scattered data approximation"

Harmonic analysis seminar, University of Vienna, 4th of April 2022,
"Constructive subsampling of finite frames with applications in optimal sampling recovery"

Inverse problems seminar, University of Vienna, 7th of February 2022,
"Individual function approximation and cross-validation"

Applied analysis seminar, Freiberg University of Mining and Technology, 11th of November 2021,
"Optimal stable least squares approximation"

Applied analysis seminar, Freiberg University of Mining and Technology, 27th of October 2021,
"Concentration inequalities for cross-validation"

Poster

Strobl22 Applied Harmonic Analysis and Friends, Strobl, 19th of July til 25th of July 2022,
"Constructive subsampling of finite frames with applications in optimal function recovery" [ pdf ]