Mostrando ítems 31-40 de 267
Khan, Umair (Fecha de defensa: 2021-01-11)
In speaker recognition, i-vectors have been the state-of-the-art unsupervised technique over the last few years, whereas x-vectors is becoming the state-of-the-art supervised technique, these days. ...
Gómez, Ismael (Fecha de defensa: 2013-12-19)
The aim of this thesis is defining and developing the concept of an efficient management of radio and computing resources in an SDR cloud. The SDR cloud breaks with today's cellular architecture. A set ...
Alonso Zárate, Jesús (Fecha de defensa: 2009-02-25)
La presente tesis doctoral contribuye a la incesante evolución de las comunicaciones inalámbricas. Se centra en el diseño de protocolos de acceso al medio (MAC) para redes ad hoc y redes inalámbricas ...
Obrador Espinosa, Pere (Fecha de defensa: 2011-07-08)
Since the earliest of times, humans have been interested in recording their life experiences, for future reference and for storytelling purposes. This task of recording experiences --i.e., both image ...
García Lozano, Mario (Fecha de defensa: 2009-01-12)
El despliegue de las redes celulares 3G/3.5G plantea un reto a las estrategias de planificación y optimización radio tradicionales. A diferencia de los sistemas 2G FDMA, cobertura y capacidad están ...
Portal González, Gerard (Fecha de defensa: 2022-05-27)
Soil moisture is an essential climate variable that plays a crucial role linking the Earth’s water, energy, and carbon cycles. It is responsible for the water exchange between the Earth’s surface and ...
Moysen, Jessica (Fecha de defensa: 2016-10-07)
Nowadays, the rapid growth of mobile communications is changing the world towards a fully connected society. Current 4G networks account for almost half of total mobile traffic, and in the forthcoming ...
Zenginis, Ioannis (Fecha de defensa: 2018-12-20)
Energy and transportation sectors are going through major changes as a result of technological advances, depletion of fossil fuels and climate change. With regard to the energy sector, the future smart ...
Talone, Marco (Fecha de defensa: 2010-11-22)
The European Space Agency's Soil Moisture and Ocean Salinity (SMOS) satellite was launched on November, 2, 2009 from the Russian cosmodrome of Plesetsk. Its objective is to globally and regularly ...
Piles Guillem, Maria (Fecha de defensa: 2010-07-16)
La humedad del suelo es la variable que regula los intercambios de agua, energía, y carbono entre la tierra y la atmósfera. Mediciones precisas de humedad son necesarias para una gestión sostenible de ...