39 citations · 59 across the 13 of their papers we have counts for
Showing 2021Show all
2 papers · 1 filter
math.OC2021★ 7 cited
Enhancing Column Generation by a Machine-Learning-Based Pricing Heuristic for Graph Coloring
Yunzhuang Shen, Yuan Sun, Xiaodong Li +2
Column Generation (CG) is an effective method for solving large-scale optimization problems. CG starts by solving a sub-problem with a subset of columns (i.e., variables) and gradu…
math.OC2021★ 6 cited
New commodity representations for multicommodity network flow problems: An application to the fixed-charge network design problem
Ahmad Kazemi, Pierre Le Bodic, Andreas Ernst +1
When solving hard multicommodity network flow problems using an LP-based approach, the number of commodities is a driving factor in the speed at which the LP can be solved, as it i…