parcel delivery is a complex logistic service, as it serves many small or medium-sized customers who may send or receive parcels. modeling such delivery system needs to integrate two different research areas of hub location and vehicle routing. as it totally depends on the network and the linkage of the nodes, in this paper, some door-to-door service providers are taken into account to provide ...

In this chapter, we focus on home delivery, and, more specifically, on attended home delivery, where the consumer must be present for the delivery. To provide a high service level and to avoid delivery failures as much as possible, it is customary in attended home delivery services for the company to offer the customer a choice of narrow delivery time slots. The objective of this chapter is to ...

The delivery of applications with both real-time and non-real-time service expectations, such as multimedia education, using the WWW has led to a new model for service provisioning. The profile of a distance learning session, including video-ondemand, is unlike any other service delivered over the WWW or a dedicated intranet. After developing several WWW-based multimedia distribution systems fo...

background despite high immunization rates, hundreds of thousands of poor and underserved children continue to lack their necessary immunizations and are at risk of acquiring a vaccine-preventable disease. local health departments (lhds) and public health clinicians figure prominently in efforts to address this problem.   methods this exploratory research compared ten (10) north carolina lhds w...