2 papers
math.OC2025
Cardinality-Constrained Bilevel Capacity Expansion
Lei Guo, Jiayang Li
As a fundamental problem in transportation and operations research, the bilevel capacity expansion problem (BCEP) has been extensively studied for decades. In practice, BCEPs are c…
math.OC2025
A Cardinality-Constrained Approach to Combinatorial Bilevel Congestion Pricing
Lei Guo, Jiayang Li, Yu Marco Nie +1
Combinatorial bilevel congestion pricing (CBCP), a variant of the mixed (continuous/discrete) network design problems, seeks to minimize the total travel time experienced by all tr…