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Browsing by titles
Now showing items 20545-20564 of 31618
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(Date of defense: 06-10-2014)IEEE 802.11 based wireless networks, especially the infrastructure based Wireless Local Area Networks (WLANs) or Wi-Fi networks, are hugely successful, and have become an indispensable part of our life at homes and working ...
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(Date of defense: 23-07-2020)The presented discourse followed several topics where every new chapter introduced an economic prediction problem and showed how traditional approaches can be complemented with new techniques like machine learning and deep ...
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(Date of defense: 13-12-2017)Des de l’aparició de les tecnologies de seqüenciació d’alt rendiment, els conjunts de dades biològiques han esdevingut cada cop més grans i complexes, la qual cosa els fa pràcticament impossibles d’interpretar manualment. ...
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(Date of defense: 23-02-2017)Dam behaviour is difficult to predict with high accuracy. Numerical models for structural calculation solve the equations of continuum mechanics, but are subject to considerable uncertainty as to the characterisation of ...
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(Date of defense: 08-05-2015)Collective variables (CVs) are low-dimensional representations of the state of a complex system, which help us rationalize molecular conformations and sample free energy landscapes with molecular dynamics simulations. ...
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(Date of defense: 24-10-2019)Deep learning approaches have become increasingly popular in the last years thanks to their state-of the-art performance in fields such as computer vision and natural language understanding. The first goal of this thesis ...
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(Date of defense: 30-10-2014)Liquid Chromatography-Mass Spectrometry (LC/MS) instruments are widely used in Metabolomics. To analyse their output, it is necessary to use computational tools and algorithms to extract meaningful biological information. ...
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(Date of defense: 11-02-2020)This thesis work presents novel methods for the analysis and classification of medical images and, more generally, complex data. First, an unsupervised machine learning method is proposed to order anterior chamber OCT ...
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(Date of defense: 25-01-2018)In this dissertation we propose algorithms for the analysis of social media texts, focusing on two particular aspects: irony and emojis. We propose novel automatic systems, based on machine learning methods, able to recognize ...
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(Date of defense: 18-05-2015)La tradautomaticitat és el fenomen lingüístic que fa que les traduccions automàtiques sonin a màquina. Aquesta tesi introdueix el concepte de tradautomaticitat com un objecte de recerca i presenta un mètode d'avaluació que ...
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(Date of defense: 10-07-2013)The latestWLAN standard, known as IEEE 802.11n, has notably increased the network capacity with respect to its predecessors thanks to the incorporation of the multipleinput multiple-output (MIMO) technology. Nonetheless, ...
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(Date of defense: 14-01-2016)En aquesta tesi es van descriure els principals fons algals del detrític costaner de la plataforma continental de Mallorca i Menorca (illes Balears, Espanya), i es van proposar mètodes efectius per al seu mostreig tant a ...
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(Date of defense: 21-02-2020)All marine ecosystems in the Mediterranean Sea are highly threatened by anthropogenic stressors that can alter their structure and function, especially in rocky shores. Moreover, extreme climate events are becoming more ...
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(Date of defense: 20-01-2016)The growth of the Internet impacts multiple areas of the world economy, and it has become a permanent part of the economic landscape both at the macro- and at microeconomic level. On-line traffic and information are currently ...
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(Date of defense: 17-01-2020)The symbiotic lifestyle represents a fundamental contribution to the diversity of marine ecosystems. Sponges are ideal models to study symbiotic relationships from evolutionary and ecological points of view since they are ...
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La present tesi doctoral s'ha basat en la caracterització estructural i en l'estudi de les propietats catalítiques de nous complexos de pal·ladi(0) amb lligands olefínics contenint unitats de ferrocè. En una primera fase ...
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(Date of defense: 05-02-2016)El nombre d’estudis realitzats dins del camp dels macrocicles amb àtoms donadors tous, com el sofre o el fòsfor, és molt inferior en comparació amb els macrocicles que contenen àtoms donadors més durs com l’oxigen o el ...
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(Date of defense: 02-02-2017)El modelo de justicia transicional en la forma como fue concebido en la Ley de Justicia y Paz no configura una verdadera transición de un estadio de guerra a un estadio de paz, sino que obedece a una política de delación, ...
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Les reformes dels sistemes de protecció social i les retallades que, en general, han sofert les diverses institucions de l'Estat de Benestar durant la dècada dels 80 s'han justificat per raons de tipus "tècnic", basades ...
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(Date of defense: 27-09-2019)Understanding the evolutionary processes underlying extant biodiversity may help us to comprehend why species richness is not equally distributed between clades. One of the main causes to explain the disparity of species ...
Now showing items 20545-20564 of 31618
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