Vol. 52, No. 1, Special Issue on Uncertainty in Logistics and Transportation Systems (January–February 2018), pp. 80-101 (22 pages) This study addresses various formulations of the optimal reliability ...

This paper describes an exact algorithm for the fixed charge transportation problem based on a new integer programming formulation that involves two sets of variables representing flow patterns from ...

In recent years, the Massively Parallel Computation (MPC) model has gained significant attention. However, most of distributed and parallel graph algorithms in the MPC model are designed for static ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...