We study the problem of predicting congestion risk in intensive care units (ICUs).
Congestion is associated with poor service experience, high costs, and poor health …

Fast-paced, precise demands and time minimization are dominant factors to support the
service business. Service activities are always expected to be the best by customers …

COVID-19 is a pandemic crisis that has introduced new norm to the world where we are not
encouraged to be in 3C areas, namely crowded place, confined space, and close …

We study the problem of predicting congestion risk in service systems, a factor associated
with poor service experience, higher costs, and even medical risk (eg, in ICUs). By …

In a queueing system involving multiple service windows, choice behavior is a significant
concern. This paper incorporates the choice of service windows into a queueing model with …

Queue activity is better modeled with stochastic techniques. This technique is a step to
achieve the goal, which is to assess the utility of the teller and the effectiveness of the most …

It is common for customers to line up for buying train tickets at train stations in Taiwan, but it
may cause some problems if the customers wait too long and miss the train. At certain rush …

Queueing theory provides practical tips to Operation managers for improving business
processes where customers encounter some sort of a waiting time before receiving their …

This thesis includes three essays utilizing queueing models to improve decision makings in
service systems. The first essay studies customers' decisions in a two-channel queueing …

Many businesses are moving their infrastructure to the cloud and may not fully understand
the factors that can increase costs. With so many factors available to improve throughput in a …