O projeto da rede corporativa de uma empresa requer que sejam bem conhecidas as características, necessidades e tendências de evolução do seu ambiente de informática, as tecnologias e tipos de equipamentos de rede disponíveis no mercado e como tais tecnologias…

Se podría pensar que la innovación es un proceso irregular que no se puede sistematizar. Hay organizaciones que no lo consideran de este modo, e intentan asegurar una gestión regular en el proceso de innovación. Sin embargo esta gestión no…

Este trabajo busca conocer cómo se distribuyen los artefactos líticos en el componente inferior, del Pleistoceno final, del sitio Casa del Minero 1, Meseta Central de Santa Cruz.
Estos estudios se vinculan con los análisis previos realizados en el sitio…

In this paper a methodology for accesing scientific data repositories on data grids is proposed. This methodology is based on ontology specification and knowledge representation. The concept of Knowledge Perspective is introduced, as the action of applying particular scientific conjectures…

Rough Sets Theory has opened new trends for the development of the Incomplete Information Theory. Inside this one, the notion of reduct is a very significant one, but to obtain a reduct in a decision system is an expensive computing…

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)…

Co-training can learn from datasets having a small number of labelled examples and a large number of unlabelled ones. It is an iterative algorithm where examples labelled in previous iterations are used to improve the classification of examples from the…

The glacigenic boulders from the Hirnantian Don Braulio Formation of the Argentine Precordillera contain a well preserved shelly fauna allowing to a better knowledge of brachiopods and bivalves, but gastropods remain undescribed. The purpose of this paper is to give…

Although South America lost more megafaunal genera than any other continent during the Late-Quaternary Extinction event (LQE), little is known about the chronology, causes or dynamics of these extinctions, especially in the northern part of the continent. Fossil deposits in…

El Proyecto de Investigación "El desarrollo del conocimiento profesional del psicólogo: estudio de graduados de la U.N.L.P.; su inserción en el campo educativo" se configura a partir de los estudios sobre la formación de los profesores en psicología que realizamos…