When performing vulnerability analysis and in absence of statistical data about vulnerability of some types of widespread buildings, unique structures, historical monuments etc, the development of numerical methods and approaches of evaluation and identification of vulnerability grade is shown as…

Data mining is one of the most important analysis techniques to automatically extract knowledge from large amount of data. Nowadays, data mining is based on low-level specifications of the employed techniques typically bounded to a specific analysis platform. Therefore, data…

El presente artículo describe un sistema de adquisición de datos para un medidor de deformación. Se presenta el análisis del diseño de la circuitería y la programación, los resultados obtenidos y finalmente algunas conclusiones.

Biofouling is the colonization of man-made substrata by sessile organisms. The aim of this paper is to evaluate the performance of two antifouling saturated copper coating. Bioassays were can-ied out at a harbor in Argentine (38°02'S-57°32'W). During six months, one…

El género Apteranthes Mikan se considera constituido por unos ocho táxones, en su mayoría distribuidos por el norte de África. Sin embargo, algunos de sus componentes han sido infravalorados en las revisiones más recientes del género, pese a estar bien…

Los enfoques al análisis de sentimiento basados en lexicones difieren de los más usuales enfoques basados en aprendizaje de máquina en que se basan exclusivamente en recursos que almacenan la polaridad de las unidades léxicas, que podrán así ser identificadas…

Introduction. The purpose of this study is to describe and characterize the international sci-entific output relating to “attitudes towards disability in education”, using a battery of bibliometric indicators that make it possible to analyze and monitor international scientific activity. Method.…

AbstractDue to aspect-oriented mechanisms explosion, their concepts arrive to distributed systems tackling concepts as security, persistence, or synchronization, especially in middleware approaches. Regarding distributed databases, the research has been focused mainly on object-oriented databases. Based on the great impact of…

El objetivo del proyecto Portal da Língua Portuguesa es construir, con un doble
objetivo, un juego de recursos léxicos. En primer lugar, estos recursos sirven como fuente de
información para una página web sobre la lengua portuguesa para el público…

Vertical partitioning, in which attributes of a relation are
assigned to partitions, is aimed at improving database
performance. We extend previous research that is based on
a single relation to multi-relation database environment,
by including referential integrity constraints, access time