Liding Xu

activity

20232025

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2 papers · 1 filter

math.OC2024

Formulations of the continuous set-covering problem on networks: a comparative study

Liding Xu, Claudia D'Ambrosio

We study the continuous set covering problem on networks and propose several new MILP formulations and valid inequalities. In contrast to state-of-the-art formulations, the new for…

math.OC2023

Submodular maximization and its generalization through an intersection cut lens

Liding Xu, Leo Liberti

We study a mixed-integer set $S := {(x, t) \in {0, 1}^{n} \times R : f (x) \geq t}$ arising in the submodular maximization problem, where $f$ is a submodular function defined o…