Abdelhadi Bouain

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To face the problems of scalability and complexity of information systems (IS), conceptual models must be able to understand the requirements needed for its development. Beyond the consideration of functional requirements, other more critical requirements have emerged: Non-functional requirements to reflect complex situations that occur in the real world.(More)
After the vision of Mark Wieser, and the advent of 3G connection with a large number of mobile computing devices(PDAs, Smartphones, Tablet, etc.) that have democratized access to information anywhere, we live in a new era of ubiquity where a set of services are offered in our environments. In this work we try to review the conception, discovery and(More)
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