Most of the search engines available over the Web are based on mathematical approaches | classical techniques in the Information Retrieval area. Thereby, they are suitable for the retrieval of documents containing some or all the terms of a query,…

Modeling is one of the most crucial activities during all the phases in any software development life cycle. Typically, system development is a very complex task, and working with models helps to handle this complexity in an organized way, allowing…

Objetivo: Cuidar selectivamente la salud identificando y georrefenciando la totalidad de la población, y no sólo para aquellos que demandan atención.
Métodos: Un total de 48 800 habitantes de Ensenada, Buenos Aires-Argentina fueron censados en aspectos socio-económico-sanitarios y sus datos…

The horticulture at La Plata horticultural belt, is driven by different management types that are named and classified with different criteria. One 2-type classification refers to farmers, farms or management types named conventional, and organic, based in the general, more…

Nuestro trabajo parte de proyectos de Extensión Universitaria en el territorio costero de Berisso, a 15 km. de la Facultad de Ciencias Agrarias y Forestales de La Plata. La finalidad del proceso de intervención fue mejorar las condiciones socio-económicas de…

This work extends the semantics and implementation of fuzzy prolog presented in [VGM02] in order to include Default Knowledge capability. The new semantic allows non-uniform default assumptions and has Closed World Assumption (CWA) and Open World Assumption (OWA) as particular…

Lawyers often need to look for previous similar legal cases when analysing new ones.
The more previous cases, the more time is spent. Classical search engines execute termbased retrieval, which may miss relevant documents as well as fetch several irrelevant…

This work describes a multi agent system designed to support the management of tacit knowledge that belongs to people of an organization. This is a distributed knowledge management system based on the use of mobile agents, which receive the user's…

Evolutionary algorithms (EAs) are merely blind search algorithms, which only make use of the relative fitness of solutions, but completely ignore the nature of the problem. Their performance can be improved by using new multirecombinative approaches, which provide a good…

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…