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,…

Information Retrieval Systems normally deal with keywordbased technologies. Although those systems reach satisfactory results, they aren’t able to answer more complex queries done by users, especially those directly in natural language. To do that, there are the KnowledgeBased Systems, which…

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 this work, we discuss aspects of a framework to support the understanding and the improvement in hypermedia development processes. The framework is built taking into account two modeling approaches and four domain levels. The modeling approaches are called prescriptive…

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…

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…

La quitridiomicosis es una enfermedad emergente que en los últimos años ha sido vinculada a la muerte masiva de los anfibios. Esta enfermedad es causada por el hongo acuático zoospórico Batrachochytrium dendrobatidis -Bd- (Orden Rhyzophydiales). La infección de los anfibios…

Universidad Nacional de La Plata (UNLP) Intellectual Creativity Diffusion Service (SeDiCI) was formed mainly to publicise the knowledge acquired at the different academic areas of our university, having the goal of restoring to the community the efforts expended on public…

There are three kinds of uncertainty in the process of fish-disease diagnosis, such as randomicity, fuzzy and imperfection, which affect the veracity of fish-disease diagnostic conclusion. So, it is important to construct a fish-disease diagnostic model to effectively deal with…

This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to the advance of the…