Now showing items 21-40 of 41446

    3 essays on first-price auctions 

    Martínez López-Pardina, Irene (Date of defense: 2003-02-24)

    En esta tesis se analizan tres mecanismos de subasta distintos, todos ellos bajo el supuesto de valoraciones privadas e independientes.<br/>El primer mecanismo que analizamos es una subasta de múltiples unidades en la que ...

    3-Alquil-2-metoxipirazines en mostos i vins: determinació analítica i estudi de la influència d'alguns factors vitivinícoles 

    Sala Camps, Cristina (Date of defense: 2004-11-25)

    Les 3-alquil-2-metoxipirazines es troben en moltes plantes, entre les quals hi ha Vitis vinifera. Les més importants pel que fa a la seva presència i potencial influència en l'aroma del vi són la 3-isobutil-, la 3-sec-butil- ...

    3-month Euribor expectations and uncertainty using option-implied probability densities 

    Puigvert Gutiérrez, Josep Maria (Date of defense: 2016-02-01)

    The evolution of market interest rates is a key component of the trans-mission of monetary policy. Central Banks, market participants and monetary policy practitioners make use of the information contained in financial ...

    360° content made accessible: A user-centered study on audio description 

    Fidyka, Anita (Date of defense: 2021-09-07)

    Aquesta tesi explora com es pot implementar l’audiodescripció en vídeos de 360°, un dels nous formats audiovisuals que s’han introduït al mercat durant els últims anys. Els estudis de recepció, realitzats al llarg d’una ...

    3d and/or 4f coordination compounds derived from chiral Schiff bases: magnetic and spectroscopic study 

    Mayans Ayats, Júlia (Date of defense: 2018-12-14)

    This PhD thesis has been developed in the Molecular Magnetism Group of the University of Barcelona. As its name indicates, the Molecular Magnetism Group is mostly interested in the magnetic study of coordination complexes, ...

    3D audio technologies : applications to sound capture, post-production and listener perception 

    Cengarle, Giulio (Date of defense: 2012-11-29)

    La llegada del sonido 3D está imponiendo cambios en varias etapas del flujo de trabajo, desde los sistemas de captación hasta las metodologías de postproducción y las configuraciones de altavoces. Esta tesis trata varios ...

    3D in vitro models for neural progenitor cell differentiation and network formation 

    Pereira, Inês Sousa (Date of defense: 2023-10-17)

    [eng] Conventional 2D in vitro and animal models have been found inadequate to fully uncover the intricate mechanisms happening in the brain and its diseases. Engineering-based models emerge as promising alternatives to ...

    3D mapping and path planning from range data 

    Teniente Avilés, Ernesto Homar (Date of defense: 2016-02-09)

    This thesis reports research on mapping, terrain classification and path planning. These are classical problems in robotics, typically studied independently, and here we link such problems by framing them within a common ...

    3D Motion Data aided Human Action Recognition and Pose Estimation 

    Gong, Wenjuan (Date of defense: 2013-05-10)

    En aquest treball s’explora el reconeixement d’accions humanes i l'estimació de la seva postura en seqüències d'imatges. A diferència de les tècniques tradicionals d’aprenentatge a partir d’imatges 2D o vídeo amb la sortida ...

    3D Partial scans models for people recognition with a RGB-D sensor 

    Trejo Ramírez, Karla Andrea (Date of defense: 2020-01-22)

    Research developed in this thesis is motivated by a vision of a future where social activities and personalized services are delivered in intelligent environments, entering a new era of more natural and wholesome human-machine ...

    3D pixel sensors for the high luminosity LHC ATLAS detector upgrade 

    Vázquez Furelos, David (Date of defense: 2019-11-29)

    Resums pendents

    3D pose estimation in complex environments 

    Peñate Sánchez, Adrián (Date of defense: 2017-04-07)

    Although there has been remarkable progress in the pose estimation literature, there are still a number of limitations when existing algorithms must be applied in everyday applications, especially in uncontrolled environments. ...

    3D printing of ceramic-based solid state energy conversion devices 

    Pesce, Arianna (Date of defense: 2021-03-26)

    En les darreres dècades, les tecnologies de fabricació additiva han aconseguit una àmplia difusió, evolucionant des dels primers prototips fins a una extensa distribució comercial. Els materials ceràmics són ben coneguts ...

    3D printing of zirconia-based ceramic materials 

    Yarahmadi, Mona (Date of defense: 2023-05-26)

    (English) Zirconia stands out among oxide ceramics for its superior mechanical properties. This approach resulted from the significant research that has been conducted since the discovery of the tbughening capabilities of ...

    3D Reconstruction and Modelling of the Sierras Exteriores Aragonesas (Southern Pyrenees, Spain). Structural Evolution of the Pico del Águila anticline 

    Vidal Royo, Oskar (Date of defense: 2010-06-23)

    This Thesis reports on the integration of different modelling techniques to construct a unified and better constrained conceptual model of structural evolution of the Pico del Águila anticline (External Sierras, Southern ...

    3D reconstruction for plastic surgery simulation based on statistical shape models 

    Ruiz Fernández, Guillermo (Date of defense: 2018-12-12)

    This thesis has been accomplished in Crisalix in collaboration with the Universitat Pompeu Fabra within the program of Doctorats Industrials. Crisalix has the mission of enhancing the communication between professionals ...

    3D reconstruction of the coronary tree usig Biplane Snakes 

    Cañero Morales, Cristina (Date of defense: 2003-01-23)

    Esta tesis explora los problemas de la reconstrucción 3D de los vasos coronarios a partir de angiografías: calibración, extracción de los vasos a partir de las imágenes, y reconstrucción 3D del vaso. La calibración se ...

    3D reconstruction of the proximal femur and lumbar vertebrae from dual-energy x-ray absorptiometry for osteoporotic risk assessment 

    Whitmarsh, Tristan (Date of defense: 2012-09-25)

    In this thesis a method was developed to reconstruct both the 3D shape and the BMD distribution of bone structures from Dual-energy X-ray Absorptiometry (DXA) images. The method incorporates a statistical model built from ...

    3D seismic imaging and geological modeling of the Hontomin CO2 storage site, Spain 

    Alcalde Martín, Juan (Date of defense: 2014-07-04)

    This thesis is organized as a compendium of three scientific articles, describing the geological characterization of the Hontomín site for Geological Storage of CO2 by means of 3D seismic data, acquired for this purpose, ...

    3D Sensors for the ATLAS HL-LHC Pixel Upgrade and Future Colliders 

    Manna, Maria (Date of defense: 2021-09-28)

    Aquesta tesi tracta el desenvolupament, la fabricació i la caracterització de detectors de silici 3D fabricats al Centre Nacional de Microelectrònica (IMB-CNM) de Barcelona. Degut a l’actualització del High ...