no code implementations • 19 Jan 2022 • Ali Bereyhi, Bruno Loureiro, Florent Krzakala, Ralf R. Müller, Hermann Schulz-Baldes
Unlike the classical linear model, nonlinear generative models have been addressed sparsely in the literature of statistical learning.
no code implementations • 22 Jan 2021 • Nora Doll, Hermann Schulz-Baldes
Real index pairings of projections and unitaries on a separable Hilbert space with a real structure are defined when the projections and unitaries fulfill symmetry relations invoking the real structure, namely projections can be real, quaternionic, even or odd Lagrangian and unitaries can be real, quaternionic, symmetric or anti-symmetric.
Mathematical Physics K-Theory and Homology Mathematical Physics
no code implementations • 5 Aug 2020 • Florian Dorsch, Hermann Schulz-Baldes
Randomly drawn $2\times 2$ matrices induce a random dynamics on the Riemann sphere via the M\"obius transformation.
Mathematical Physics Mathematical Physics