Many organizations today store their critical business information permanently in XML
format. XML data can be managed using: XML-Enabled Database (XED) systems which …

This paper presents an approach to speed up and enhance matching of virtual network
requests to available resources in virtual network provisioning frameworks. The method …

Coordinating activities in a distributed system is an open research topic. Several models
have been proposed to achieve this purpose such as message passing, publish/subscribe …

Performance evaluation is highly important in the Electronic Health Records (EHRs) system
implementation. Response time's measurement can be considered as one manner to make …

The aim of this paper is to demonstrate how the COSMA environment can be used for
system modeling. This environment is a set of tools based on concurrent state machines …

Coordinating tasks is one of the main activities of every grid middleware. There are several
ways to achieve this goal, for example using publish/subscribe systems or workflow engines …

A large number of organisations today choose XML as standard format for business
transactional documents. Such documents can be natively processed by open source Native …

Sistemas de informação são, muitas vezes, sistemas com uma componente de integração
de informação muito forte. Alguns desses sistemas recorrem a soluções de integração …

Environmental attributes are becoming a factor of growing importance at all stages of an
electronic product's life cycle from design to end-of-life. The Journey to a Sustainable World …

Esta tese surge no contexto de sistemas e serviços web. O objectivo é propor uma solução
para o problema da integração de informação de diversas fontes, numa plataforma web …