Services are subject to constant change and variation. Services can evolve typically due to changes in structure, e.g., attributes and operations; in behavior and policies, e.g., adding new business rules and regulations, in types of business-related events; and in business protocols. This paper introduces two types of service changes: shallow changes where changes are confined to services or t...

Service Oriented Applications have the ability to change their constituent services. This involves that they have the ability to change both their functionality and their Quality of Service requisites at runtime. In this paper, Multi-Agent System is used, which uses multiple double auctions, to enable applications to self-adapt, based on their Quality of Service attributes and cost constraints....

Some protected password change protocols were proposed. However, the previous protocols were easily vulnerable to several attacks such as denial of service, password guessing, stolen-verifier and impersonation attacks etc. Recently, Chang et al. proposed a simple authenticated key agreement and protected password change protocol for enhancing the security and efficiency. In this paper, authors ...

PROBLEM Healthcare organisations are expected both to monitor inequalities in access to health services and also to act to improve access and increase equity in service provision. DESIGN Locally developed action research projects with an explicit objective of reducing inequalities in access. SETTING Eight different health care services in the Yorkshire and Humber region, including community...

tourism, combined with the phrase medical, seems to be a new form of tourism which has gained huge popularity in recent decades. though, a number of literatures available with regard to the tourism industry and the competitiveness of the destination, however, the major aspects which determine the satisfaction of medical tourists are hardly focused specifically on malaysia. there is a lack of em...

due to the adverse effects of obesity and overweight on health status of people, organizations that provide daily food aim for a healthy body mass index among their staff. the purpose of this applied randomized controlled trial (rct) was to study the effect of modifications in the food service section and nutritional intervention on the bmi of staff in an industrial center. in this applied rand...

in this paper the design and implementation of fault tolerable architecture for scientific workflow engines is presented. the engines are assumed to be implemented as composite web services. current architectures for workflow engines do not make any considerations for substituting faulty web services with correct ones at run time. the difficulty is to rollback the execution state of the workflo...

Along with increasing servitization of business, more and more companies today are shifting from selling only products to suffering integrated and customized products and services that deliver value in use. This change reflects, on one hand, the changing strategies of suppliers and their efforts to stay competitive in the market; on the other hand, it also reflects a change in the attitude of t...