The present thesis describes a Requirements Engineering strategy, called SDRES (Scenario Driven Requirements Engineering Strategy), which proposes to face topics rarely treated in real practice, such as continuous changes in requirements, software defects originated during requirements production, the organisational context…

In 21st century, convergences of technologies and services in heterogeneous environment have contributed multi-traffic. This scenario will affect computer network on learning system in higher educational Institutes. Implementation of various services can produce different types of content and quality. Higher…

BACKGROUND: The extubation failure rate in our burn patients is 30%.

OBJECTIVE: To evaluate the influence of the 30 min spontaneous breathing trial on extubation outcome in burn patients.

METHODS: A prospective, observational study in a burn intensive…

Pluralism is one of the most problematic concepts in the social sciences. Despite a bourgeoning debate on the nature of pluralism and its relevance for economics, consideration of pluralism within economics has a short history. This paper identifies the key…

La Edición de un Periódico de Divulgación Científico para la Escuela Politécnica Nacional de Quito (EPN) surge de la necesidad de comunicar a la comunidad universitaria (estudiantes, profesores y personal administrativo) sobre los avances, las opiniones, los estudios y otras…

The advent of performance metrics over the past two decades has heralded a cultural shift in
the way public service bodies and institutions have been managed. As a result, all public
service provision is now subjected to government led performance…

The last two decades have pushed creativity and individual genius to the margins whereby children who display an enquiring mind that goes beyond the boundaries of the national curriculum and learning outcomes are regarded as “troublemakers” who do not fit…

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Only a few binary systems with compact objects display TeV emission. The physical properties of the companion stars represent basic input for understanding the physical mechanisms behind the particle acceleration, emission, and absorption processes in these so-called gamma-ray binaries. Here…