Browsing Departament d'Arquitectura i Tecnologia de Computadors by titles

Deformable object segmentation in ultra-sound images

Massich i Vall, Joan (Date of defense: 04-12-2013)

This thesis analyses the current strategies to segment breast lesions in Ultra-Sound (US) data and proposes a fully automatic methodology for generating accurate segmentations of breast lesions in US data with low false ...

Efficient 3D scene modeling and mosaicing

Nicosevici, Tudor

El modelat d'escenes és clau en un gran ventall d'aplicacions que van des de la generació mapes fins a la realitat augmentada. Aquesta tesis presenta una solució completa per a la creació de models 3D amb textura. En ...

Efficient topology estimation for large scale optical mapping

Elibol, Armagan (Date of defense: 29-07-2011)

Large scale image mosaicing methods are in great demand among scientists who study diﬀerent aspects of the seabed, and have been fostered by impressive advances in the capabilities of underwater robots in gathering optical ...

Entorno de aprendizaje virtual adaptativo soportado por un modelo de usuario integral

Vélez Ramos, Jeimy Beatriz

El objetivo de esta tesis es mejorar la efectividad y eficiencia de los entornos de aprendizaje virtual. Para lograr este propósito se define un Modelo de Usuario que considera las características del usuario, el contexto ...

Forward-looking sonar mosaicing for underwater environments

Hurtós Vilarnau, Natàlia (Date of defense: 30-10-2014)

Vehicle operations in underwater environments are frequently compromised by poor visibility conditions. In this thesis, we propose an end-to-end mosaicing framework tailored to the characteristics of forward-looking sonar ...

Framework for detection, assessment and assistance of university students with dyslexia and/or reading difficulties

Mejía Corredor, Carolina (Date of defense: 14-10-2013)

During the past years, the adoption of Learning Management System (LMS) to support an e-learning process has been continuously growing. Hence, a potential need and meaningful factor to provide a personalized support, within ...

Framework for the design and development of motivational augmented reality learning experiences in vocational education and training

Bacca Acosta, Jorge Luis (Date of defense: 12-06-2017)

One of the advantages of Augmented Reality (AR) in education is that AR increases student motivation. However, there is a lack of research on guidelines to inform the design and development of motivational AR learning ...

Framework para la educación patrimonial apoyada en realidad aumentada

Mendoza Garrido, Raynel Alfonso (Date of defense: 11-10-2019)

La Educación Patrimonial es el proceso que permite a las personas comprender y apropiarse de sus bienes patrimoniales tanto tangibles como intangibles. Tradicionalmente, la Educación Patrimonial se lleva a cabo en escenarios ...

Geographical interdependent robustness measures in transportation networks

Rueda Pepinosa, Diego Fernando (Date of defense: 14-11-2018)

Most of transportation networks interacts with other to support our modern society way of life. The proper performance of interdependent networks depends on the normal operation of the networks that are interconnected. The ...

Glandular tissue pattern analysis through multimodal MRI-mammography registration

García Marcos, Eloy (Date of defense: 05-04-2018)

Breast cancer is the most common cancer among women worldwide. Several studies have shown that the combination of the different medical image modalities, such as the x-ray mammography and the magnetic resonance imaging ...

Gradient-based reinforcement learning techniques for underwater robotics behavior learning

El-Fakdi Sencianes, Andrés

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 ...

Image blending techniques and their application in underwater mosaicing

Prados Gutiérrez, Ricard (Date of defense: 02-05-2013)

The fusion of several images of the same scene into a single and larger composite is known as photo-mosaic. Unfortunately, the seams along image boundaries are often noticeable, due to photometrical and geometrical ...

Improving resource utilization in carrier ethernet technologies

Caro Perez, Luis Fernando

Ethernet está empezando a pasar de las redes de área local a una red de transporte. Sin embargo, como los requisitos de las redes de transporte son más exigentes, la tecnología necesita ser mejorada. Esquemas diseñados ...

Label space reduction in GMPLs and All-Optical Label Swapping networks

Solano Donado, Fernando

All-Optical Label Swapping (AOLS) es una tecnología clave para la implementación de nodos de conmutación completamente óptica de paquetes. Sin embargo, el costo de su desarrollo es proporcional al tamaño del espacio de ...

Large-Scale Surface registration

Batlle Subirós, Elisabet

The first part of this work presents an accurate analysis of the most relevant 3D registration techniques, including initial pose estimation, pairwise registration and multiview registration strategies. A new classification ...

Learning design implementation in context-aware and adaptive mobile learning

Gómez Ardila, Sergio Eduardo (Date of defense: 06-06-2013)

Mobile learning (m-learning) is still in its infancy, and great efforts should be made so as to investigate the potentials of an educational paradigm shift from the traditional one-size-fits-all teaching approaches to an ...

Manifold clustering for motion segmentation

Zappella, Luca (Date of defense: 30-06-2011)

En aquesta tesi s’estudia el problema de la segmentació del moviment. La tesi presenta una revisió dels principals algoritmes de segmentació del moviment, s’analitzen les característiques principals i es proposa una ...

Medium access control messaging scheme for cognitive radio networks

Bolívar Díaz, Nicolás (Date of defense: 30-07-2012)

Cognitive Radio (CR) is one possible option for mitigating the inefficient wireless spectrum distribution that occurs as a result of fixed spectrum allocation. The use of Dynamic Spectrum Access capabilities will potentially ...

Motion annotation in complex video datasets

Mahmood, Muhammad Habib (Date of defense: 16-11-2018)

Motion segmentation refers to the process of separating regions and trajectories from a video sequence into coherent subsets of space and time. In this thesis, we created a new multifaceted motion segmentation dataset ...

MSSPACC: Sistema d'execució paral·lela d'aplicacions amb especulació sobre entorns distribuïts

Puiggalí, Joan (Date of defense: 07-11-2012)

The research we have conducted has been aimed at developing a new mechanism of extraction and use of parallelism at a high level, based on speculation techniques, in cluster environments. This allows our mechanism to be ...

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