optimization-based heuristic building on branch-and-bound, column generation, and dynamic constraint aggregation for one of the …

constraint aggregation to solve it. We achieve tighter lower bounds than previously reported in the literature and, in addition … such variant and propose an optimization-based heuristic building on branch-and-bound, column generation, and dynamic …

Dynamic constraint aggregation (DCA) and dual variable stabilization (DVS) are two methods that can reduce the negative … acts in the dual space. In this paper, we develop a new method, called stabilized dynamic constraint aggregation (SDCA …