2 papers
math.OC2022
Multilevel Optimization for Inverse Problems
Simon Weissmann, Ashia Wilson, Jakob Zech
Inverse problems occur in a variety of parameter identification tasks in engineering. Such problems are challenging in practice, as they require repeated evaluation of computationa…
math.ST2021
Sparse approximation of triangular transports. Part II: the infinite dimensional case
Jakob Zech, Youssef Marzouk
For two probability measures and on we investigate the approximation of the triangular Knothe-Rosenblatt transport $T:[-1,1]^{\mathbb{N}}\to [-1,1]^{\…