Data-driven approaches for event detection, fault location, resilience assessment, and enhancements in power systems 

    Souto, Laiz (Date of defense: 2021-01-15)

    This thesis presents the study and development of distinct data-driven techniques to support event detection, fault location, and resilience assessment towards enhancements in power systems. It is divided in three main ...

    Data-driven models for type 1 diabetes using generative deep learning 

    Mujahid, Omer (Date of defense: 2023-09-19)

    Modeling biological systems has always been challenging given the complexity of the processes involved in them. Experts have been employing physiological models to approximate the dynamics of biological systems; however, ...

    Decision support framework for space-use optimization and arrangement of public services 

    Rusek, Robert (Date of defense: 2017-05-24)

    The thesis concentrates particularly on how to enhance space-use in the case of public facilities. This issue has been approached by repurposing existing facilities and introducing additional services, thereby creating ...

    Development and validation of strategies to mitigate the risk of hypoglycemic events in type 1 diabetes mellitus 

    Bertachi, Arthur Hirata (Date of defense: 2019-07-08)

    Type 1 diabetes mellitus (T1DM) is a chronic condition resulting from the destruction of insulin-producing pancreatic beta-cells due to an autoimmune process that may occur at any age, but tends to develop in childhood and ...

    Discovering frequent and significant episodes. Application to sequences of events recorded in power distribution networks 

    Quiroga Quiroga, Oscar Arnulfo (Date of defense: 2012-12-18)

    This thesis proposes a formalism to analyse and automatically exploit sequences of events, which are related with faults occurred in power distribution networks and are recorded by power quality monitors at substations. ...

    Enfoques metodológicos para mejorar la precisión y fiabilidad de los sistemas de monitorización continua de glucosa en pacientes con diabetes tipo 1 y en pacientes críticos mediante técnicas lineales y no lineales 

    Leal Moncada, Yenny Teresa (Date of defense: 2013-07-30)

    This dissertation focuses on the development and improvement of the minimally invasive continuous glucose monitoring systems (CGMS). This dissertation gives emphasis in solving the problem of the accuracy and reliability ...

    Gestión del conocimiento en la co-creación de material educativo con y para estudiantes con altas capacidades 

    Meneses Ortegón, Juan Pablo (Date of defense: 2023-06-20)

    The development of any process handles data. These data are generated from information that in turn generates knowledge. The ideal is that this knowledge provides the process with added value that allows it to improve, ...

    Image classification for a large number of object categories 

    Bosch Rué, Anna (Date of defense: 2007-09-25)

    L'increment de bases de dades que cada vegada contenen imatges més difícils i amb un nombre més elevat de categories, està forçant el desenvolupament de tècniques de representació d'imatges que siguin discriminatives quan ...

    Improvements in the ray tracing of implicit surfaces based on interval arithmetic 

    Flórez Díaz, Jorge Eliécer (Date of defense: 2008-12-10)

    Las superfícies implícitas son útiles en muchas áreasde los gráficos por ordenador. Una de sus principales ventajas es que pueden ser fácilmente usadas como primitivas para modelado. Aun asi, no son muy usadas porque su ...

    Local model predictive control for navigation of a wheeled mobile robot using monocular information 

    Pacheco Valls, Lluís (Date of defense: 2009-11-30)

    Aquesta tesi està inspirada en els agents naturals per tal de planificar de manera dinàmica la navegació d'un robot diferencial de dues rodes. Les dades dels sistemes de percepció són integrades dins una graella d'ocupació ...

    Methods for remote stock monitoring using depth sensors 

    Vila Clarà, Oriol (Date of defense: 2024-01-29)

    RGB-D cameras return images like an ordinary camera but in addition to color, depthmaps where each pixel value represents the distance to a point of the scene are also obtained. Although originally conceived for gaming and ...

    Modal interval based package for robust control 

    Ferrer Mallorquí, Inès (Date of defense: 2016-06-17)

    Complex systems are often subjected to uncertainties that make its model difficult, if not impossible to obtain. A quantitative model may be inadequate to represent the behavior of systems which require an explicit re ...

    Multi-layer survivability: routing schemes for GMPLS-based networks 

    Urra i Fàbregas, Anna (Date of defense: 2006-12-18)

    En les xarxes IP/MPLS sobre WDM on es transporta gran quantitat d'informacio, la capacitat de garantir que el trafic arriba al node de desti ha esdevingut un problema important, ja que la fallada d'un element de la xarxa ...

    Multivariate statistical modelling and monitoring of smart buildings 

    Burgas Nadal, Llorenç (Date of defense: 2019-11-22)

    In order to reduce mismatches between real and expected consumption, this thesis explores the use of PCA (Principal Component Analysis) as a modelling tool for buildings. PCA is a statistical technique that allows complex ...

    Novel methods for the efficacy and safety in the artificial pancreas intended for domiciliary use 

    Ramkissoon, Charrise Mary (Date of defense: 2019-03-07)

    Type 1 diabetes (T1D) is an autoimmune disease that targets the insulin producing β-cells in the pancreas that results in chronically elevated blood glucose (BG) levels and requires lifelong insulin-replacement therapy. ...

    Optimisation methods meet the smart grid. New methods for solving location and allocation problems under the smart grid paradigm 

    Torrent-Fontbona, Ferran (Date of defense: 2015-06-23)

    The smart grid offers a new infrastructure for the management of energy demand and generation towards a sustainable future. Accordingly, there is the objective to provide consumers with a response capacity to stimuli of ...

    Pattern recognition based on qualitative representation of signals. Application to situation assessment of dynamic systems 

    Gamero Argüello, Fco. Ignacio (Francisco Ignacio) (Date of defense: 2012-06-26)

    The main focus of situation assessment is to decide on the adequacy of process behaviour with respect to specifications. When is not possible to have a mathematical model to represent the system operation, other non-model-based ...

    Prediction of postprandial blood glucose under intra-patient variability and uncertainty and its use in the design of insulin dosing strategies for type 1 diabetic patients 

    García Jaramillo, Maira Alejandra (Date of defense: 2011-07-22)

    In this thesis I propose a novel method to estimate the dose and injection-to-meal time for low-risk intensive insulin therapy. This dosage-aid system uses an optimization algorithm to determine the insulin dose and ...

    Reinforcement learning for bolus insulin dosing for people with type 1 diabetes 

    Ahmad, Sayyar (Date of defense: 2024-01-18)

    Type 1 Diabetes (T1D) is a chronic metabolic disorder caused by destruction of the insulin producing beta cells in the islets of Langerhans within the pancreas due to an autoimmune reaction. T1D is distinguished by elevated ...

    Selective submap joining SLAM for autonomous vehicles 

    Aulinas Masó, Josep M. (Date of defense: 2011-09-22)

    Simultaneous Localization and Mapping (SLAM) do not result in consistent maps of large areas because of gradual increase of the uncertainty for long term missions. In addition, as the size of the map grows the computational ...