Luze Xu

activity

20182025

most citedApproximate 1-norm minimization and minimum-rank structured sparsity for various generalized inverses via local search

3 citations · 6 across the 15 of their papers we have counts for

collaborators

Showing 2022Show all

2 papers · 1 filter

math.OC2022

On the column number and forbidden submatrices for $Δ$ -modular matrices

Joseph Paat, Ingo Stallknecht, Zach Walsh +1

An integer matrix $A$ is $Δ$ -modular if the determinant of each $rank (A) \times rank (A)$ submatrix of $A$ has absolute value at mo…

math.OC2022

Gaining or Losing Perspective for Convex Multivariate Functions on a Simplex

Luze Xu, Jon Lee

MINLO (mixed-integer nonlinear optimization) formulations of the disjunction between the origin and a polytope via a binary indicator variable have broad applicability in nonlinear…

On the column number and forbidden submatrices for Δ-modular matrices

Gaining or Losing Perspective for Convex Multivariate Functions on a Simplex

On the column number and forbidden submatrices for $Δ$ -modular matrices