Bi-level optimization has widespread applications in many disciplines including
management, economy, energy, and transportation. Because it is by nature a NP-hard …

When a disaster strikes many roads are blocked and the affected network may break up into
a number of isolated parts. The reconnection of the network is therefore necessary for both …

Limited resources (budget, labor, machinery) have a significant toll on the roads'
construction. The question of interest is: given variations of resources over a lengthy …

Freight transportation in Brazil is heavily based on the road mode bringing heavy
dependence of this mode to the country and some consequences such as high operating …

Decisions about the selection of projects, alternatives, investments, operating policies and
their implementation schedules are major subjects in various fields including operations …

Best investment in the road infrastructure or the network design is perceived as a
fundamental and benchmark problem in transportation. Given a set of candidate road …

In systems with interrelated alternatives, the benefits or costs of each alternative depend on
which other alternatives are selected and when they are implemented. System interrelations …

Test case prioritization (TCP) is to maximize the fault detection rate, which enumerates the
speed of fault detection through the testing phase. The uses of the previous executed test …

This research develops heuristics to manage mandatory network capacity reductions to
better serve the network flows. The main application discussed relates to transportation …