Consumo de Helecho Macho (Pteridium caudatum) e inocuidad láctea en bovinos de Coto-Brus, Puntarenas

Algoritmo de desactivación de estaciones base para reducir el consumo de energía en redes celulares

Smartphones have become essential devices for the daily activities that the human being performs. Its proliferation has increased the cellular infrastructure in an effort of the mobile operators to satisfy the demand. Due to the cellular network planning is performed considering the peak hour, a large number of base stations are deployed, maintaining the same number of base stations even in low...

ALUPAS: Avaliação de desempenho e consumo de energia de softwares para sistemas embarcados

Due to the widespread expansion of battery operated mobile devices, the low power design of embedded system has gained close attention in recent years. In order to attend low power requirements, it is essential, even in earlier phases of design, to count on fast and accurate mechanisms to help the analysis of possible design alternatives. This work presents ALUPAS, a stochastic simulator based ...

Consumo de sustancias psicoactivas ilegales en adolescentes escolarizados de Tunja, Colombia

Objectives Assessing lifetime prevalence of illegal substance use and accessibility to such substances. Determining risk factors and the protective factors linked to them. Methods This was a cross-sectional study using descriptive and bivariate analysis. th to 11th grades in the city’s schools, Results An increase in lifetime prevalence and lower age for consumption onset were found. The main r...

Existence de la brucellose en Iran. Isolement de Brucella abortus

Diseño de un procesador analógico-digital para la implementación integrada de redes neuronales en sistemas de bajo consumo

Resumen. En este art́ıculo se presenta el diseño electrónico en tecnoloǵıa CMOS estándar de 0.18μm con alimentación VDD = 1,8V , de los principales bloques que conforman una neurona: el multiplicador y la función de activación no-lineal. De igual forma, se presentan los resultados por simulación eléctrica en CADENCE, aśı como el modelado matemático en MATLAB de su comportamiento. Una comparación...