Teachers must be able to adapt to a rapidly changing IT knowledge and technology. This requirement is further compounded by the need that this knowledge and technology be incorporated in the curriculum at the same rate.
This paper presents a…

Current interactive multimedia learning software can not be accessed by learners with disabilities. This is the case for students with vision disabilities. Modeling techniques are necessary to map real world experiences to virtual worlds by using 3D auditory representations of…

The accomplishment of systems with abilities to reason about actions and change and systems that can manage incomplete or not very reliable information with abilities to discuss or argument has been of great importance for artificial intelligence community. These two…

In order to deal with the Ontology Change problem and considering an environment where Description Logics (DLs) are used to describe ontologies, the question of how to integrate distributed ontologies appears to be in touch with Belief Revision since DL…

This paper introduces an automatic procedure to assist on the interpretation of a large dataset when a similarity metric is available.
We propose a visualization approach based on a graph layout method- ology that uses a Quadratic Assignment Problem (QAP)…

Les professionnels de l'information traversent actuellement une période de redéfinition de leur profession provoquée par la transformation de l'information et des processus informationnels vers un mode de plus en plus électronique. Les systèmes d'information Web (SIW) — c'est-à-dire des systèmes…

ABSTRACT: The paper presents the experience acquired through the use of an internet portal as a divulgation media and to support the Information Management (UM) for the project "Brazilian Rocks as Alternative Sources of Potassium". It's described the portal creation,…

Actualmente existe una cierta tendencia investigadora hacia el área de
la búsqueda de respuestas en dominios restringidos. En este papel se detalla la parte
de nuestro sistema de búsqueda de respuestas en el dominio médico que se encarga
del análisis…

Desde os primórdios da existência humana, o homem vem estabelecendo uma estreita relação com o recurso solo. Muitos conhecimentos foram gerados durante todo esse tempo. Porém, nas sociedades ocidentais, o homem ainda busca uma forma adequada de utilizar esse recurso…

Los impactos ecológicos de las especies introducidas constituyen uno de los aspectos menos investigados de la ecología de las
invasiones, especialmente en Europa. La mayor parte de los estudios realizados se han restringido a especies que tienen un impacto
económico…