Quand le E-learning a émergé il ya 20 ans, cela consistait simplement en un texte affiché sur un écran d'ordinateur, comme un livre. Avec les changements et les progrès dans la technologie, le E-learning a parcouru un long chemin, maintenant…

En este artículo se presenta WRPA, un sistema para la Adquisición de Paráfrasis de Relaciones de la Wikipedia. Aprovechando la estructura de la Wikipedia, WRPA extrae patrones de paráfrasis que expresan una determinada relación entre dos entidades. La novedad de…

Investigates informal leisure uses of technology, including developing home pages, building special interest sites, surfing the Net and participating in electronic communities.

This project investigates how doctoral students make
‘learning leaps’ to recognise and cross conceptual
and skills thresholds in their research and ways in
which they can be best supported to do so. It
responds to current national and international
concerns…

La présente recherche développe le projet d’écrive quatre compositions pour différents groupes d’instruments réunies autour de l’idée des quatre éléments (terre, eau, feu, air). La recherche comprend : une courte description de l’idée même de ces éléments dans la culture…

sampling for a species close to the median of the distribution (Great Blackhawk Buteogallus urubitinga) was scattered and inappropriate for statistical analysis, Results suggest strongly that sampling of Mexican birds is incomplete, that continued scientific collecting is needed to complete…

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…

This thesis investigates what knowledge is necessary to solve mechanics problems. A program NEWTON is described which understands and solves problems in mechanics mini-world of objects moving on surfaces. Facts and equations such as those given in mechanics text need…

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…

The Paleontology teams at the Universidade Federal do Acre (UFAC) and the Universidade de Brasília (UnB) worked together in order to increase macro and micropaleontological knowledge of the late Miocene rocks exposed at Niterói (10º08'30''S-67º48'46,3''W), on the right margin of…