As a contribution to consider software projects to be risk investments, it is important the full standardization of either the planning methodology (as a subset of project management methodology) and the effort estimation method. We think there is important and…

The area of Knowledge Representation and Reasoning has been enriched during the past two decades with the addition of Argument-Based Reasoning Systems. Defeat between arguments is established by a combination of two basic elements: a conflict or defeat relation, and…

Distance learning courses need intensive planning that, in turn, requires the integration of knowledge and expertise in different areas and levels such as curriculum, ICTs and course management. This paper presents an integrated approach for distance learning course planning that…

This work presents the main theories and models formulated with the purpose of offering a global overview on the acquisition of knowledge and skills involved in the initial development of expert competence. Setting from this background, we developed an empirical…

When using tableaux algorithms to reason about Description Logics (DLs), new information is inferred from the models considered while trying to achieve knowledge satisfiability. By focusing the ontology change problem, we consider an environment where DLs are the logical formalization…

PET is a nuclear medical examination which constructs a three-dimensional image of metabolism inside the body; in this article is particular, images are taken from the brain. The high complexity inherent to the interpretation of the brain images makes that…

Los vegetales han acompañado e influenciado estrechamente la historia del hombre. Por su gran diversidad de usos y funciones en la cotidianidad, se plantea que en gran medida su presencia ha sido vital y determinante para el desarrollo e la…

The closing decades of the twentieth century saw a dramatic shift from institutional to community-based care for the mentally ill. This paper describes a study of the social representation of mental illness by mental health professionals working in Britain and…

La reflexión sobre las disciplinas científicas es fundamental para el avance del
saber. Sin la duda, no hay avance científico. En este artículo se reflexiona sobre los conceptos
de geografía y geografía física. A partir de una visión antropocéntrica de…

No sólo las tendencias sociales de futuro en
nuestro país son de aumento de la multiculturalidad,
sino que ya es un hecho. El
objetivo de este trabajo es lograr un acercamiento
al conocimiento de las condiciones de vida y las