The appearance and continuous growth of virtual communities on the web imposes the challenge of coping with the large amount of information and knowledge these communities produce. The Semantic Web with its set of standards and technologies provides the basic…

Increasing attention to higher education policies in the knowledge-based society makes important to understand the relationship between socio-economic family characteristics and educational choices. This paper considers the decision to go to college in Argentina as a family's economic decision. The…

En un contexto educativo, hay esencialmente dos modos de aprovechar la capacidad de proceso y almacenamiento de una computadora: a) producir sistemas basados en el conocimiento (tales como servicios de Internet WWW, enciclopedias multimedia, etc.) en los que el usuario…

La antropología económica nace presuponiéndose como una interdisciplina, un intercambio de conceptos, información y conocimientos entre las ciencias económicas y las antropológicas. En este trabajo analizamos primeramente algunos de sus problemas fundantes y las proyecciones de tales tópicos en las…

The aim of this work is to relate two apparently independent concepts as belief revision and relevance. We propose a formal characterization for the notion of (ir)relevance by means of a set of postulates. Then we define (ir)relevance using change…

Una nueva filosofía de Management tiene el objetivo de capturar, diseminar y rehusar el conocimiento disperso que poseen las organizaciones y que junto a sus recursos humanos constituyen su Capital Intelectual, que forma parte de su activo más importante en…

La conmemoración del septuagésimo aniversario de la Sociedad Argentina de Antropología nos brinda la oportunidad de sintetizar las distintas corrientes que predominaron en la disciplina del Folklore. El itinerario propuesto muestra cómo se conformó este campo del conocimiento mediante los…

To find a good termination criterion for genetic algorithms is a difficult and frequently ignored task. In most instances the practitioner stops the algorittm after a predefined number of generations or function evaluations. How this number is established? This stop…

The development of isolated agents involves the manipulation of components such as actions, mental attitudes and decisions. Multi-agent systems have to deal with these components from different agents, without to forget the privacy and autonomy of each agent. For programming…

This instrument was part of the research project "Research on Evaluation of Health and Education Plans and Programs in the Province of Buenos Aires", developed by the of Chair Preventive Psychology of the Psychology course of studies at the School…