Now showing items 848-867 of 1752

    Good-visibility computation using graphics hardware 

    Madern Leandro, Narcís (Date of defense: 2010-10-08)

    Aquesta tesi tracta del disseny, implementació i discussió d'algoritmes per resoldre problemes de visibilitat i bona-visibilitat utilitzant el hardware gràfic de l'ordinador. Concretament, s'obté una discretització ...

    GPU parallel algorithms for reporting movement behaviour patterns in spatiotemporal databases 

    Valladares Cereceda, Ignacio (Date of defense: 2013-07-18)

    In this thesis we treat and solve various problems related to movement pattern detection by designing and implementing parallel algorithms using the GPU. We first propose a GPU pipeline based algorithm to report the ’Popular ...

    Gradient-based reinforcement learning techniques for underwater robotics behavior learning 

    El-Fakdi Sencianes, Andrés (Date of defense: 2011-03-03)

    Darrerament, l'interès pel desenvolupament d'aplicacions amb robots submarins autònoms (AUV) ha crescut de forma considerable. Els AUVs són atractius gràcies al seu tamany i el fet que no necessiten un operador humà per ...

    Grape stalk and coffee polyphenolic extracts administration as new pharmacological strategies to modulate spinal cord injury-induced neuropathic pain in mice 

    Bagó Mas, Anna (Date of defense: 2022-03-18)

    More than half of spinal cord injury patients develop central neuropathic pain, which is largely refractory to current treatments. Developing neuropathic pain has a high impact on the quality of life becoming an emotional, ...

    Gràfic de control T2 de Hotelling per a dades composicionals 

    Vives Mestres, Marina (Date of defense: 2014-11-28)

    Compositional data are defined as vectors of components that represent parts of a whole and contain relative information (e.g. %, ppm, mg/l...). CoDa are widely found in chemical, pharmaceutical and food industries among ...

    Green citites and green urban economy; contributions from case studies for a necessary low-carbon future 

    Nuss Girona, Sergi (Date of defense: 2014-12-05)

    City Governments engaged in climate change mitigation and adaptation face the multiple challenge of self-commitment, the need to involve their communities and stakeholders, and top-down and multi-scalar processes out of ...

    Greenhouse gas emissions from wastewater treatment processes: identifying triggering factors at laboratory and full-scale systems 

    Ribera Guàrdia, Anna (Date of defense: 2017-12-12)

    This thesis focuses on the study of the global green house gas (GHG) emissions from wastewater systems. Nitrous oxide (N2O) and methane (CH4) are the main GHG directly emitted from wastewater treatment plants (WWTP). In ...

    Groin problems in male football: beyond the time-loss approach 

    Esteve Caupena, Ernest (Date of defense: 2020-10-02)

    This Thesis aimed at studying the prevalence and severity and broadening the knowledge of aetiology and risk factors of groin injuries in male football. The four papers, which form part of this Thesis, are based on the ...

    Guerra i fortificació a la Catalunya moderna: la plaça forta de Girona (1635-1720) 

    Guitart Molina, Mateu (Date of defense: 2022-02-14)

    The history of Gerona changed suddenly with the Treaty of the Pyrenees because the cordon established by then (basically, Perpignan and the fortress of Salses) was dismantled. The inability of the Spanish Monarchy to ...

    Habilitats sociocognitives i de funcionament executiu en nenes i nens amb síndrome de Down d'entre 4 i 12 anys 

    Amadó Codony, Anna (Date of defense: 2014-05-09)

    The study of socio-cognitive skills, and their relationship with executive functions, has generated a large number of studies. In order to assess these skills in children with Down syndrome, we administered a battery of ...

    Hand-held 3D-scanner for large surface registration 

    Matabosch Geronès, Carles (Date of defense: 2007-06-26)

    L'objectiu d'aquesta tesi és l'estudi de les diferents tècniques per alinear vistes tridimensionals. Aquest estudi ens ha permès detectar els principals problemes de les tècniques existents, aprotant una solució novedosa ...

    Harinera La Montserrat (1898-1936). Aproximación a la historia empresial de los Ensesa de Girona (c. 1880-c. 1989) 

    Benito Mundet, Helena (Date of defense: 2005-11-30)

    Després d'esbossar la trajectòria del grup empresarial dels Ensesa (la farinera, la metal·lúrgica Batlle, Solés i Cia, el Garatge Callicó, Indústries Químiques Tartàriques, la ciutat-jardí de S'Agaró, Suberolita, etc), la ...

    Hasta que no lo vives no lo sabes. Narrativas de mujeres latinoamericanas que se convierten en madres por primera vez en un nuevo contexto sociocultural / Until you live it you do not know it. Narratives of latin american women who become mothers for the first time in a new sociocultural context 

    Uribe León, Mónica (Date of defense: 2021-06-11)

    As indicated by Palomar (2007), beyond being a biological fact, motherhood is also a social construction located in a specific historical-cultural context, composed of particular discourses and practices have a meaning in ...

    Health and economic conditions: evidence from individual-level data 

    Arroyo Borrell, Elena (Date of defense: 2016-12-16)

    The main aim of this thesis is to investigate the effects of economic conditions on health using advanced micro-econometric techniques applied to survey data. The dissertation examines the consequences of the current ...

    Health and economic convergence in the European Union (1990-2010): an econometric approach 

    Maynou Pujolràs, Laia (Date of defense: 2013-11-21)

    The main aim of this thesis is to evaluate the reduction of economic and health disparities in the European Union from 1990-2010. Through different dynamic panel models, we show that in simple economics terms there has ...

    Heterogeneïtat pigmentària en bacteris fotosintètics verds: fisiologia i significació ecològica 

    Borrego i Moré, Carles (Date of defense: 1996-11-15)

    Green bacteria possess one of the most complexes antenna systems within the group of the photosynthetic microorganisms. One reason for this complexity is the high diversity of pigments antenna, the bacteriochlorophylls ...

    High dynamic range content acquisition from multiple exposures 

    Ramírez Orozco, Raissel (Date of defense: 2016-01-29)

    The limited dynamic range of digital images can be extended by composing different exposures of the same scene to produce HDR images. This thesis is composed of an overview of the state of the art techniques and three ...

    High-valent iron complexes supported with tetradentate and pentadentate ligands based on the triazacyclononane scaffold 

    Sabeña Vila, Gerard (Date of defense: 2017-06-23)

    In this work we have prepared octahedral non - heme iron species in high oxidation states. Iron (IV) - oxo and iron (IV) - imido complexes based on triazacyclononane scaffold had been synthesised and all of them had been ...

    Highly enantioselective epoxidation with hydrogen peroxide and biologically inspired iron and manganese catalysts 

    Cussó Forest, Olaf (Date of defense: 2016-06-20)

    Asymmetric epoxidation is one of the most important reactions in synthetic organic chemistry, because chiral epoxides act as versatile electrophiles which can be converted in a number of interesting and useful chiral ...

    Hisendes locals i turisme: tres assaigs 

    Rigall i Torrent, Ricard (Date of defense: 2003-12-19)

    Aquesta tesi utilitza l'anàlisi econòmica per a estudiar les hisendes locals, especialment els aspectes relacionats amb la provisió i finançament dels béns i serveis públics locals. Les hisendes locals, tant a Catalunya ...