Current composite web service development and management solutions, e.g. BPEL, do not cater for assessing and maintaining comparability of business partners during business collab...
We propose a lightweight traffic admission control scheme based on on-line monitoring which ensures multimedia services quality both intra-domain and end-to-end. The AC strategy i...
Solange Rito Lima, Paulo Carvalho, Alexandre Santo...
We analyze quality-contingent prices as a mechanism for mitigating the effects of quality uncertainty in e-commerce and IT goods services. A contingency pricing contract specifie...
This paper describes a hierarchical architecture of active policies that performs the management of a differentiated services (DiffServ) network. These policies monitor quality of ...
-- Published work in the IT services area is generally centered on the description of management best practices or specific technological issues. There is a lack of empirical studi...