Le présent mémoire porte sur les séries chronologiques qui en plus d’être observées
dans le temps, présentent également une composante spatiale. Plus particulièrement,
nous étudions une certaine classe de modèles, les modèles autorégressifs
spatio-temporels généralisés, ou GSTAR. Dans un premier…

1999

Este trabajo de tesis se realizó con la finalidad de mejorar los procesos internos de cualquier entidad educativa tanto en lo administrativo como en lo académico a través de un sistema ERP denominado SIGA ‘Sistema Integrado de Gestión Académica’, el…

Authentication techniques for a large-scale network are essential for the booming applications of e-commerce and e-business. In this thesis, authentication techniques for a larger-scale network are discussed. In-deep discussions on the independent path technique are presented. An authentication protocol based…

In the context of an object-oriented programming language such as Java, the ubiquitous use of instance fields and the presence of pointers (references to objects) make it difficult to understand a program's memory usage. Understanding memory usage is a key…

El desarrollo de Sistemas Multi-agente es un problema complejo, su resolución generalmente involucra el análisis de problemas típicos de sistemas distribuidos, con entidades (agentes) que negocian, tienen la capacidad de aprendizaje, etc. Las soluciones existentes van desde desarrollos de cero…

Mobile agents are often described as a promising technology moving towards the vision of a widely distributed scalable electronic market. The deployment of electronic services, especially in the area of electronic commerce, raises essential questions closely related to security issues.…

Virtual method calls are a fundamental feature offered by Java, an object-oriented programming language. However, they are also a source of degradation of performance at run time and imprecision in interprocedural analyses. There are several well known, inexpensive analyses that…

Currently, the telecommunications management systems are powerful, however, maintain centralized and proprietary platforms, limiting this way, the growth of these telecommunications networks. This factor generates the need for scalable and open systems, stimulating the sectors of the telecommunications area to…

Mémoire numérisé par la Division de la gestion de documents et des archives de l'Université de Montréal