Larger and longer waiting lists for public hospital appointments and treatment have been a significant challenge in Irish healthcare for decades. The issue has been further exacerbated by COVID-19 in 2020 with the cancellation of elective activity in public hospitals for several months. The aim...

Hypercongestion - the phenomenon that higher traffic densities can reduce throughput - is well understood at the link level, but has also been observed in a macroscopic form at the level of traffic networks; for instance, in morning rush-hour traffic into a downtown core. In this paper, we show...

Order picking systems are confronted with a volatile demand and short delivery time requirements. Manufacturing companies face the increasing variability requirements with Heijunka-levelling, one method of the Toyota Production System. The objectives of this publication are to develop a...

Problem description: Classical models of queueing systems with rational and strategic customers assume queues to be either fully visible or invisible while service parameters are known with certainty. In practice, however, people only have "partial information" on the service environment in the...

Optical burst switching (OBS) is being considered as an optical transmission technology that meets the increasing bandwidth demands and requirements of quality of service (QoS) of the next generation alloptical Internet. Due to technological limitations such as optical buffers are not yet...

Although pooling queues offers in principle many operational benefits, these may not always be achieved in practice. One reason, observed in the empirical study by Song et al. (2015), relates to customer ownership. In this paper, we formalize these empirical observations by developing a...