Mitigating the adverse effects of uncertainty in appointment systems, arising from heterogeneous patient needs and preferences, is critical to the effective use of scarce medical resources and patient satisfaction. This study addresses an online scheduling problem with multiple servers and...

Self-service technologies have been widely adopted in those industries involving delivering physical products by services, in which consumers evaluate the product both from the product value and the service value. A typical service delivery system usually involves sales agents or self-service...

We study a target-oriented, multi-period location-transportation problem where customer demands are uncertain and transportation decisions are adaptative. This problem is meant to determine the facility locations, production quantities, capacities, and shipment quantities, with the objective of...