This article aims to present the current knowledge on physiological requirements in Olympic distance and Ironman triathlon. Showing the data available from a “traditional point of view” (aerobic power, anaerobic threshold, heart rate, running economy) and from a “contemporary” point…

El parto se ha desarrollado tradicionalmente en el ámbito familiar, un medio en el que la parturienta ha vivido su experiencia, personal e intransferible, en compañía de sus familiares más cercanos, madre y amigas, siendo asistida por una profesional, otra…

In today’s world, the European Union is searching for a delicate balance between linguistic integration and diversity. Thanks to international knowledge transmission and exchange as well as co-operation and mobility beyond national boundaries, English has now become the preferred option…

In this article we describe our experience in the development of a personalizable dissemination model for the Miguel de Cervantes Digital Library’s Web-based newsletter-service, which combines adaptive with adaptable personalization techniques, being capable or ranking news according to navigation-inferred preferences…

Las aproximaciones de Modelado Conceptual para la web necesitan extensiones para especificar propiedades de personalización dinámica para diseñar aplicaciones web más potentes. Las propuestas actuales proveen técnicas para soportar personalización dinámica, usualmente enfocadas en detalles de implementación. Este artículo presenta…

In this paper a new conception of science is defined, which opposes apocalyptic points of view —science is a perverse knowledge leading to world destruction—, to irenist points of view —science is an armonic knowledge, as a puzzle where we…

This work presents the main theories and models formulated with the purpose of offering a global overview on the acquisition of knowledge and skills involved in the initial development of expert competence. Setting from this background, we developed an empirical…

We develop a theory to explain the transition from stagnation to modern growth. We focus on the forces that shaped the evolution of total factor productivity in agriculture and manufacturing across history. More specifically, we build a multisector model of…

The extension to new languages is a well known bottleneck for rule-based systems. Considerable human effort, which typically consists in re-writing from scratch huge amounts of rules, is in fact required to transfer the knowledge available to the system from…

Geographic knowledge discovery (GKD) is the process of extracting information and knowledge from massive georeferenced databases. Usually the process is accomplished by two different systems, the Geographic Information Systems (GIS) and the data mining engines. However, the development of those…