Fijación simbiótica de nitrógeno en Dimorphandra macrostachya de los bosques del altiplano de la Guayana Venezolana

Análisis Semántico de la Opinión de los Ciudadanos en Redes Sociales en la Ciudad del Futuro

In this paper, a real-time analysis system to automatically record, analyze and visualize high level aggregated information of Twitter messages is described, designed to provide public administrations with a powerful tool to easily understand what the citizen behaviour trends are, their opinion about city services, their perception of the city, events of interest, etc. Moreover, it can used as ...

Existence de la brucellose en Iran. Isolement de Brucella abortus

Cálculo de la Incertidumbre en la Medición Visual de los Parámetros de un Péndulo de Foucault

We present a method for determining the uncertainty in the measurement of parameters that describe the dynamics of a Foucault's pendulum. In the document, we review how these parameters can be obtained. Then, we propose a method for evaluating the uncertainty in their determination. We illustrate the method with experimentation made on a 28m height pendulum located at 20° 35' north latitude.

Sur la frequence de leptospirose en Iran

Sur la fréquence de leptospirose en Iran