El éxito en la búsqueda de conocimiento a partir de grandes cantidades de datos radica en la calidad de los mismos. Hasta ahora los aspectos de calidad de los datos se han enfocado principalmente a la limpieza de los datos:…

Data mining is at the core of the knowledge discovery process. However, an initial preprocessing step is crucial for assuring reliable results within this process. Preprocessing of data is a time-consuming and non-trivial task since data quality issues should be…

Obtaining an implementation of a data warehouse is a complex task that forces designers to acquire wide knowledge of the domain, thus requiring a high level of expertise and becoming it a prone-to-fail task. Based on our experience, we have…

Actualmente, existen diversas metodologías que brindan soporte al desarrollo de RIAs haciendo énfasis en la etapa de desarrollo e implementación. Sin embargo, no consideran una etapa de análisis de requisitos específica para RIAs que resulta necesaria para poder determinar en…

The honey stemming from forest formings is very popular in the region for its food and therapeutic qualities towards its composition. The beekeepers of the Mountains of Béni-Chougrane (mountainous zone with agro-forest vocation in the wilaya of Mascara) Have to…

El proceso de neolitización de la fachada mediterránea peninsular se ha asociado tradicionalmente al paradigma cardial del ámbito franco-ibérico. No obstante, el mejor conocimiento del registro material del arco noroccidental mediterráneo, la revisión de diversos conjuntos arqueológicos de las comarcas…

The spontaneous presence of natural enemies in crops represents one of the best allied to the Integrated Pest Management programs. The habitat management includes preventive measures based on close knowledge of the functioning of agroecosystems, performing actions upon pests and…

Over the last 30 years, strength and power training has been a major issue for, coaches, athletes and researchers. Unfortunately, despite the increasing professionalization of coaches and athletes, there is little research data concerning performance in top athletes. In fact,…

This article presents a new measuring and on water coaching device for rowing called “Accrow” which measures the boat acceleration with an acceleration sensor (50 Hz) and boat velocity with GPS (4 Hz). The data were analysed with the special…

There is ever-greater interest in the use of web technologies such as blogs in higher education. This study was designed to identify the perceptions held by students regarding the process of learning and interacting with their co-students through using blogs…