no code implementations • 11 Jan 2021 • Jan M. Pawlowski, Manuel Scherzer, Christian Schmidt, Felix P. G. Ziegler, Felix Ziesché
We discuss the structure of Generalized Lefschetz thimbles for pure Yang-Mills theories with a complex gauge coupling $\beta$ and show how to incorporate the gauge orbits.
High Energy Physics - Lattice High Energy Physics - Phenomenology
no code implementations • 10 May 2019 • Lukas Kades, Jan M. Pawlowski, Alexander Rothkopf, Manuel Scherzer, Julian M. Urban, Sebastian J. Wetzel, Nicolas Wink, Felix P. G. Ziegler
We explore artificial neural networks as a tool for the reconstruction of spectral functions from imaginary time Green's functions, a classic ill-conditioned inverse problem.
1 code implementation • 17 May 2017 • Jan M. Pawlowski, Ion-Olimpiu Stamatescu, Felix P. G. Ziegler
We show, that UV modes can be removed systematically without altering the physics content of the theory.
High Energy Physics - Lattice High Energy Physics - Phenomenology High Energy Physics - Theory