Now showing items 115-134 of 42840
Um, Laurence Emilie (Date of defense: 2015-05-25)
Information is such a valuable good of our time. Given that the transmission of information has always been subject to precision problems, knowing the obstacles existing between the transmitter and the receiver, eventual ...
Marcer i Batlle, Arnald (Date of defense: 2013-05-13)
Aquesta tesi fa una contribució al tractament de les limitacions en les dades de biodiversitat, presències d'espècies, per a produir mapes útils en la conservació de la biodiversitat mitjançant l'ús dels models de distribució ...
Toro Valdivia, MªCarmen de (Date of defense: 2023-01-27)
Les xarxes oportunistes (OppNets) aprofiten les oportunitats de contacte entre els nodes, el quals utilitzen l’habilitat de comunicar-se directament entre ells, per fer fluir les dades a través d’una xarxa mancada ...
Morell Pérez, Antoni (Date of defense: 2008-09-23)
Tradicionalment, les tècniques d'accés múltiple en sistemes de comunicacions multi-usuari han estat desenvolupades o bé orientades a la connexió o bé orientades al tràfic. En el primer cas, l'objectiu és establir tants ...
Laso Martín, Natàlia Judith (Date of defense: 2009-01-23)
It has been long acknowledged (Carter 1998, Williams 1998; Biber 2006; Hyland 2008) that writing a text not only entails the accurate selection of correct terms and grammatical constructions but also a good command of ...
Teixidó Roman, Miguel (Date of defense: 2015-03-27)
The Marle-Guillemin-Sternberg (MGS) model is an extremely important tool for the theory of Hamiltonian actions on symplectic manifolds. It has been extensively used to prove many local results both in symplectic geometry ...
Climent Pera, Natalia (Date of defense: 2016-10-17)
During the oil recovery a hole is drilled, the sandstone is left unsupported next to the cavity and disloged sand grains can enter the oil recovery system. This process is called sand production and several problems may ...
Larese de Tetto, Antonia (Date of defense: 2012-07-05)
Rockfill dams are nowadays often preferred over concrete dams because of their economic advantages, their flexible design and thank to the great advance achieved in geosciences and geomechanics. Unfortunately their behavior ...
Jimenez Blasco, Mercedes (Date of defense: 2015-10-16)
Con el espectro radioeléctrico cada vez más saturado, los filtros y duplexores son elementos claves de la tecnología en el mercado de dispositivos discretos para la telefonía móvil. El segmento de usuario de los sistemas ...
Nikolopoulou, Aikaterini (Date of defense: 2016-11-03)
Estudios en varias disciplinas de las ciencias sociales han señalado que se está desarrollando una despolitización estratégica del trabajo remunerado, junto con la constitución del sujeto como emprendedor autosuficiente y ...
Szabó, Gergely (Date of defense: 2023-01-31)
This thesis investigates how contemporary diasporas evolve, how diasporization takes place under the conditions of late modernity, and how language features in this process. By diasporization, I refer to the process(es) ...
Braga, Carolina (Date of defense: 2013-02-14)
Essa tese tem como objetivo investigar em que medida as características do ecossistema midiático da internet influenciam a crítica jornalística de cinema presente na rede de modo a interferir no formato reconhecido pelo ...
Masoud, Waad Ghassan M (Date of defense: 2023-04-21)
Els anuncis s'han introduït gradualment a les nostres vides com a economia, tecnologia i social la cultura ha avançat. Segons estudis transculturals recents, existeix una base cultural evidència de la relació entre la ...
Sfairopoulou, Anna (Date of defense: 2008-07-28)
In IEEE 802.11 WLANs, Link Adaptation mechanisms, which choose the transmission rate of each node, provoke unexpected and random variations on the effective channel capacity. When these changes are towards lower bitrates, ...
Pasenkova, Irina (Date of defense: 2020-07-02)
In this dissertation we examine the sphere of the English verbs of speaking (VoS) with 2 components: the manner of speaking component (MoSC) and the component of non-standard speech (CoNS), and their translations from ...
Parareda Oriol, Sergi (Date of defense: 2023-12-04)
(English) Fatigue failures in materials have been studied for centuries, with early pioneers like August Wöhler noting that repeated loading, even below the static strength of the material, could lead to structural ...
Koçi, Rediana (Date of defense: 2024-01-23)
(English) In the last two decades, the use of web Application Programming Interfaces (APIs) has grown exponentially, providing both consumers (software developers) and providers (companies and institutions that expose their ...
Cristal, Irina (Date of defense: 2024-03-21)
La gestió forestal en temps de canvi global requereix un enfoc holístic basat en els principis de la Gestió Forestal Sostenible (GFS). No obstant, aquests principis rarament es consideren en criteris operatius per al ...
Imbernón Valls, Úrsula (Date of defense: 2022-12-19)
La present tesi doctoral estudia el procés de presa de decisions en la programació d'exposicions temporals als museus. S'analitza la literatura i es realitzen entrevistes a directors de museus a Espanya i als Estats Units, ...
Pérez Cáncer, Josep Maria (Date of defense: 2015-02-11)
Designing parallel codes is hard. One of the most important roadblocks to parallel programming is the presence of data dependencies. These restrict parallelism and, in general, to work them around requires complex analysis ...