El artículo explora las significaciones imaginarias en el campo de la bibliotecología en relación con las tecnologías de la información y la comunicación. Para el estudio se utilizaron entrevistas en profundidad que se llevaron a cabo sobre un grupo de…

El presente trabajo intenta profundizar el conocimiento acerca de las estrategias de subsistencia y los patrones de asentamiento de los grupos aborígenes guaraní mby’á del valle de Cuñapirú (provincia de Misiones) utilizando la etnoarqueología y la zooarqueología como metodologías de…

In a defeasible argumentation formalism, an argument is used as a defeasible reason for supporting conclusions. A conclusion q will be considered valid only when the argument that supports it become a justification. Building a justification involves the construction of…

The general objective of this thesis is the development of an adaptive technique for extracting knowledge in large databases. Nowadays, technology allows storing huge volumes of information. For this reason, the availability of techniques that allow, as a first stage,…

En los últimos años se ha asistido a un gran desarrollo del campo disciplinar de la Administración que se trasunta especialmente en el incremento en el número de carreras universitarias que se ocupan de sus distintas especialidades a nivel de…

Knowledge acquisition for systems based on knowledge can be called knowledge engineering, according to Feigenbaum (1980) who used the term to describe the reduction of a wide context of knowledge for a set of facts and rules. The term Knowledge…

The information in this chapter is the result of a research carried out between 2001 and 2005 on Mbya Guarani communities in the province of Misiones (Argentina) focused on the study of health – illness processes in the first stages…

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…

Effective document retrieval using domain knowledge and semantics is one of the major challenges in Information Retrieval. Over the last years, there has been a growing interest in ontologies as an artifact for human knowledge representation and a critical component…

This study investigates an approach of knowledge discovery and data mining in insufficient databases. An application of Computational Taxonomy analysis demonstrates that the approach is effective in such a data mining process. The approach is characterized by the use of…