Now showing items 4575-4594 of 5566
Pujol Sánchez, Mireia (Date of defense: 2018-06-26)
The use of externally bonded fibre reinforced polymers, FRP, for strengthening reinforced concrete (RC) beams or columns is an alternative to other traditional strengthening techniques due to its high strength-to-weight ...
Cots Corominas, Carles (Date of defense: 2022-05-06)
This thesis develops a new structural strengthening technique: converting existing reinforced concrete structures to composite sections by inserting connectors after controlled demolition with high-pressure water. The key ...
Valenzuela Saavedra, Matías Andrés (Date of defense: 2012-03-23)
Según estudios estadísticos a nivel mundial, una de las principales causas de fallos en puentes corresponde a problemas relacionados con la interacción entre estructura e hidráulica produciendo altos costos humanos y ...
Nikolic, Jelena (Date of defense: 2016-02-05)
The post-war industrialized housing between 1955 and 1985 in Belgrade has been analyzed with its special focus on the transformation capacity on spatial, technical and environmental leveL for future refurbishment. The focal ...
Martín Goñi, Paula (Date of defense: 2019-04-29)
In Spain the housing refurbishment hasn’t reached the 25% respect new construction, even though more than the half of the house has been built before 1980. Besides, the construction environmental impact is one of the highest ...
Vilaplana Besler, Verónica (Date of defense: 2010-12-17)
One of the central problems in computer vision is the automatic recognition of object classes. In particular, the detection of the class of human faces is a problem that generates special interest due to the large number ...
Varas González, David (Date of defense: 2016-11-14)
In this thesis, we exploit the hierarchical information associated with images to tackle two fundamental problems of computer vision: video object segmentation and video segmentation. In the first part of the thesis, we ...
Pay Pérez, Maria Teresa (Date of defense: 2011-11-22)
El impacto de la contaminación del aire es un tema crítico para el medioambiente y el clima. Una mala calidad del aire es un tema de importancia para la salud pública, especialmente en ambientes urbanos. El material ...
Topp, Rebekka (Date of defense: 2002-07-19)
This work consists of two parts, both related with regression analysis for interval censored data. Interval censored data x have the property that their value cannot be observed exactly but only the respective interval ...
Langohr, Klaus (Date of defense: 2004-06-16)
El análisis de supervivencia trata de la evaluación estadística de variables que miden el tiempo transcurrido hasta un evento de interés. Una particularidad que ha de considerar el análisis de supervivencia son datos ...
Ramírez Pisco, Rodrigo (Date of defense: 2010-07-07)
La regulación de la actividad de la distribución, aspecto sobre el cual versa esta tesis, ha presentado un horizonte cambiante en los últimos años. Tales cambios se hallan relacionados con aspectos como:<br/>Retribución ...
Gómez Fernández, Sergio (Date of defense: 2014-10-17)
The deployment delays for EUVL, forces IC design to continue using 193nm wavelength lithography with innovative and costly techniques in order to faithfully print sub-wavelength features and combat lithography induced ...
Navas, Daniel (Date of defense: 2018-11-20)
The Cerda project defines for the first time Barcelona as a metropolis, providing the territorial incorporation framework to other municipalities for more than 150 years. Oasis and center of a larger metropolitan territory. The ...
Esposito, Gennaro (Date of defense: 2015-06-17)
By using Reinforcement Learning (RL), an autonomous agent interacting with the environment can learn how to take adequate actions for every situation in order to optimally achieve its own goal. RL provides a general ...
Otín, R. (Rubén) (Date of defense: 2011-05-04)
En esta tesis se presenta una alternativa a la formulación clásica de elementos finitos basada en elementos de arista (edge elements) y las ecuaciones de Maxwell curl-curl. Este enfoque alternativo se basa en elementos ...
Rieradevall i Pons, Josep M (Date of defense: 2014-12-18)
This paper considers the current status of our planet as well as the particular conditions of the economic crisis in Spain in order to propose an analysis of the efficiency involved in reconditioning the skin of the existing ...
Aguacil Moreno, Sergi (Date of defense: 2017-07-18)
One of the top priorities of European countries is to reduce energy consumption and greenhouse gas (GHG) emissions in the built environment. To reach this goal, urban renewal processes are seen as a core strategy towards ...
Fernández Alarcón, Vicenç (Date of defense: 2004-06-10)
o:<br/><br/>La investigación pretende contribuir a profundizar en el conocimiento de las circunstancias en que las organizaciones desarrollan la habilidad de adquirir o explotar conocimiento de fuentes externas, denominada ...
Segura Noguera, Mariona (Date of defense: 2007-10-19)
Els organismes vius estan composats d'elements químics, principalment C, H, O, N, P i S. L'estudi d'aquests elements essencials és una eina molt útil que permet moure'ns entre diferents nivells d'organització biològica, ...
Cortés Duarte, María Carolina (Date of defense: 2023-12-01)
(English) Environmental inequality metrics require complex analyses between social, economic and environmental variables at different scales. The current research develops metrics within this framework to determine ...