The guava (Psidium guajava 1.) cv. Paluma has been cultivated in Sao Francisco Valley, Northeastern of Brazil, for in natura consumption and processing purposes. In spite of its importance, there are few scientific knowledge regarding guava physiology, nutrition, irrigation and…

The so-called diversity-multiplexing tradeoff characterizes the fundamental interaction between the robustness and capacity gains obtainable from multiple-input and
multiple-output (MIMO) systems in fading environments. This thesis develops practical schemes for approaching the optimal tradeoff in various delay and complexity
regimes.…

The development of systems with the ability to reason about change notion and actions has been of great importance for the artificial intelligence community. The definition and implementation of systems capable of managing defeasible, incomplete, unreliable, or uncertain information has…

In this paper, we present a novel model of an artificial immune system (AIS), based on the process that suffers the T-Cell. The proposed model is used for solving constrained (numerical) optimization problems. The model operates on three populations: Virgins,…

Cette recherche porte sur la lexicologie, la lexicographie et l’enseignement/apprentissage du lexique. Elle s’inscrit dans le cadre du projet Modélisation ontologique des savoirs lexicographiques en vue de leur application en linguistique appliquée, surnommé Lexitation, qui est, à notre connaissance, la…

2013

Emerging international research suggests that
enhancing teacher-student assessment for learning
(AfL) interactions is a key to enhancing student
learning. Planning frameworks that make explicit the
multiple dimensions of technology can be used to
extend teacher knowledge and focus interaction.
Effective…

Nowadays universities are required not only to impart
knowledge of specific disciplines but also generic graduate
attributes such as communication, problem-solving,
teamwork, creative thinking, research and inquiry skills. For
students to attain these generic skills, educators are
encouraged to use…

Descripción completa.

Over the past decade, several prominent U.S.
organizations have suggested Americans – particularly
American students – should be more knowledgeable
about technology to be successful, well-rounded
citizens. However, these urgings have been made
largely in the absence of data about…