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cs.LG2023★ 1 cited
Difference of Submodular Minimization via DC Programming
Marwa El Halabi, George Orfanides, Tim Hoheisel
Minimizing the difference of two submodular (DS) functions is a problem that naturally occurs in various machine learning problems. Although it is well known that a DS problem can…
math.OC2023
Square Root LASSO: Well-posedness, Lipschitz stability and the tuning trade off
Aaron Berk, Simone Brugiapaglia, Tim Hoheisel
This paper studies well-posedness and parameter sensitivity of the Square Root LASSO (SR-LASSO), an optimization model for recovering sparse solutions to linear inverse problems in…