3 papers
math.GR2026
Which -by-s are CAT(0)?
Leo Delage
In this note we point out a mistake in theorem 4.4 of [Sam06], which states that a semidirect product whose defining automorphism is unipotent-polynomi…
math.ST2026
Estimation of reliability and accuracy of models of -sub-Gaussian process using generating functions of polynomial expansions
Oleksandr Mokliachuk
Stochastic processes are often represented through orthonormal series expansions, a framework originating in the classical works of Loève and Karhunen and widely used for simulatio…
cs.CL2024
A Legal Framework for Natural Language Processing Model Training in Portugal
Rúben Almeida, Evelin Amorim
Recent advances in deep learning have promoted the advent of many computational systems capable of performing intelligent actions that, until then, were restricted to the human int…