Abstract The service productivity literature has grown remarkably over the last two decades and gathered substantial knowledge. However, with gradual acceleration of knowledge production about productivity, collective evidence becomes more fragmented interdisciplinary. purpose this review is to systematically identify analyze 190 publications focusing on link previously dispersed studies as a n...

quality of service (qos) is an important issue in the design and management of web service composition. qos in web services consists of various non-functional factors, such as execution cost, execution time, availability, successful execution rate, and security. in recent years, the number of available web services has proliferated, and then offered the same services increasingly. the same web ...

service oriented enterprises (soes) are subject to constant change and variation. in this paper, the changes are considered from an economic perspective based on service culture notion. once a change is implemented, the costs of some member services may increase, whereas the costs of some other services may reduce. we construct a game theoretic model trying to capture the possible conflicting i...

This paper presents a multi-objective wireless local area networks design and optimization. The proposed model combines three problems together, including the optimal access point placement, the frequency channel assignment and the power level assignment. In addition, it accounts for user population density in the service area, traffic demand characteristics and the physical structure of the se...