3 papers
cs.LG2025
Landscape Complexity for the Empirical Risk of Generalized Linear Models: Discrimination between Structured Data
Theodoros G. Tsironis, Aris L. Moustakas
We use the Kac-Rice formula and results from random matrix theory to obtain the average number of critical points of a family of high-dimensional empirical loss functions, where th…
cs.IT2025
Spectral Efficiency Expression for the Non-Linear Schrödinger Channel in the Low Noise Limit Using Scattering Data
Pavlos Kazakopoulos, Aris L. Moustakas
Transmission through optical fibers offers ultra-fast and long-haul communications. However, the search for its ultimate capacity limits in the presence of distributed amplifier no…
cs.IT2024
MIMO MAC Empowered by Reconfigurable Intelligent Surfaces: Capacity Region and Large System Analysis
Aris L. Moustakas, George C. Alexandropoulos
Smart wireless environments enabled by multiple distributed Reconfigurable Intelligent Surfaces (RISs) have recently attracted significant research interest as a wireless connectiv…