3 papers
math.NA2026
A Practical Mode-parallel Implementation of the (H-)Tucker Decomposition via Randomization
Martina Iannacito, Sascha Portaro, Davide Palitta +2
In the last decades, tensors have emerged as the right tool to represent multidimensional data in a compact yet informative manner. Moreover, it is well-known that by performing lo…
math.NA2026
Residual Recombination Methods as Anderson-like Acceleration: An Algebraic Interpretation of BoostConv
Vincenzo Citro, Davide Palitta
BoostConv has been introduced in earlier works as an effective acceleration technique for nonlinear iterative processes and has been successfully employed in a variety of applicati…
math.NA2026
Minimal residual rational Krylov subspace method for sequences of shifted linear systems
Hussam Al Daas, Davide Palitta
The solution of sequences of shifted linear systems is a classic problem in numerical linear algebra, and a variety of efficient methods have been proposed over the years. Neverthe…