Now showing items 1-20 of 28

    • A pipeline for large raw text preprocessing and model training of language models at scale 

      Armengol Estapé, Jordi (Universitat Politècnica de Catalunya, 2021-01-25)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      The advent of Transformer-based (i.e., based on self-attention architectures) language models has revolutionized the entire field of Natural Language Processing (NLP). Once pre-trained on large, unlabelled corpora, we can ...
    • A Study on Different Architectures on a 3D Garment Reconstruction Network 

      Klimack, Jason (Universitat Politècnica de Catalunya, 2021-01-27)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      In this work, we perform a study of different network architectures for 3D garment reconstruction. In the study, five networks are compared both quantitatively and qualitatively. The dataset used to train each network is ...
    • Adapting the smart python agent development environment for parallel computing 

      Gnatyshak, Dmitry (Universitat Politècnica de Catalunya, 2019-04-15)
      Master thesis
      Open Access
      Covenantee:   Universitat Rovira i Virgili / Universitat de Barcelona
    • AI on software engineering processes 

      Miralles Pena, Carles (Universitat Politècnica de Catalunya, 2018-01)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      Due to the large quantity of available information as well as the huge computational power achieved today, the application of Artificial Intelligence (AI) in computer programs has become, now more than ever, much popular. ...
    • Analysis and applications of explainable AI methods 

      González Mallo, Marta (Universitat Politècnica de Catalunya, 2020-04)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      This thesis is focused on exploring explainable AI algorithms and in particular Layer-Wise Relevance Propagation (LRP). We explore different LRP rules and analyze the values inside the network to understand the saliency ...
    • Applied Anomaly Detection on unsupervised detection of marine mammals 

      Mesa Hernández, Rafael (Universitat Politècnica de Catalunya, 2021-01)
      Master thesis
      Open Access
      Covenantee:   Universitat Rovira i Virgili / Universitat de Barcelona
      In this report, techniques for Anomaly Detection are explored with the aim of automating the process of detecting marine mammals in satellite imagery. This can be later be applied to extract and prepare data for an object ...
    • Applying multi-agent reinforcement learning to solve sequential moral dilemmas 

      Choinski, Michal (Universitat Politècnica de Catalunya, 2021-04-26)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona. Facultat de Matemàtiques i Informàtica / Universitat Rovira i Virgili
      Incorporation of ethical values in the field of Artificial Intelligence is inevitable. With the rapid development of technologies capable of making autonomous decisions, more attention should be dedicated to the process ...
    • Artificial Intelligence techniques to support cognitive rehabilitation 

      Hoeksma, Sara (Universitat Politècnica de Catalunya, 2018-06)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili / Institut d'Investigació en Intel·ligència Artificial
      In recent years, the Guttmann Institute has incorporated an intelligent assistant as a predicted and personalized decision support system (PPDSS). This PPDSS helps plan rehabilitation sessions for patients suffering from ...
    • Automated segmentation of the left atrium from MRI cardiac images 

      Reventós Presmanes, Jana (Universitat Politècnica de Catalunya, 2021-04-26)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili / Hospital Clínic i Provincial de Barcelona
      Abnormalities of cardiac rhythm are associated with substantial morbidity and economic costs. Atrial Fibrillation is the most common cardiac electrophysiology disorder worldwide affecting around 2.3 million people just in ...
    • Deep learning for universal emotion recognition in still images 

      Rosa Ramos, Juan Luis (Universitat Politècnica de Catalunya, 2018-04)
      Master thesis
      Open Access
      Covenantee:   Centre de Visió per Computador / Universitat de Barcelona / Universitat Rovira i Virgili
      This work propose a methodology for still image facial expression. The proposed method contains a face detection and alignment module followed by a deep convolutional neural network (CNN) that outputs a seven emotions ...
    • Deep regression of social signals in Dyadic Scenarios 

      Vidal Lucero, Ítalo (Universitat Politècnica de Catalunya, 2020-07-01)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      The purpose of this project is to design a general system for emotion recognition through social signals in dyadic using deep learning methods using raw data from audio, video and text transcriptions from publicly available ...
    • Epidemic spreading model 

      García García, Alba María (Universitat Politècnica de Catalunya, 2021-04-26)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      This Master Thesis proposes a new mathematical method for modelling infectious diseases that spread in spatially separated populations at the same time, this is, pandemics. Pandemics have been simulated successfully by ...
    • Ethical reasoning for norm-based systems 

      Serramià Amorós, Marc (Universitat Politècnica de Catalunya, 2018-04-16)
      Master thesis
      Restricted access - confidentiality agreement
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
    • Evaluating the Robustness of GAN-Based Inverse Reinforcement Learning Algorithms 

      Heidecke, Johannes (Universitat Politècnica de Catalunya, 2019-01-15)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      We evaluate the robustness of reward functions learned with IRL, when transferred to similar tasks. We exceed state of the art results for one benchmark task and solve another one for the first time. Modifications are ...
    • Evolving cooperation in multi-agent systems 

      Elli Galata, Aglaia (Universitat Politècnica de Catalunya, 2021-04-28)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      Applications of deep reinforcement learning in multi-agent systems are a rapidly developing scientific field that focuses on constructing computational frameworks and models for how various agents can interact efficiently ...
    • Interlingua based neural machine translation 

      Escolano Peinado, Carlos (Universitat Politècnica de Catalunya, 2018-06-27)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      We propose a machine translation architecture based on autoencoders and a shared interlingua representation that produce comparable results to state of the art systems. Also we define evaluation and visualization strategies ...
    • Learning to run naturally: guiding policies with the Spring-Loaded Inverted Pendulum 

      Ordoñez Apraez, Daniel Felipe (Universitat Politècnica de Catalunya, 2021-04-28)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      In this work, we proposed a new approach for learning legged locomotion for any legged robot, in the sagittal plane, by using a combination of classical control techniques and reinforcement learning. Specifically, we use ...
    • Learning to safely drive using Reinforcement Learning 

      Carrera Escalé, Laura (Universitat Politècnica de Catalunya, 2021-04-28)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      The autonomous driving research area has gained popularity over the past decade, even more with the launch of the first autonomous vehicle from Tesla, Inc. Different research branches are currently being studied, and one ...
    • Modelling and forecasting bus passenger occupation using data-driven methods 

      Recio Domènech, Gonzalo (Universitat Politècnica de Catalunya, 2021-04-26)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      Estimating and forecasting passenger demand is one of the major applications for Intelligent Transport Systems (ITS) data sources. Forecasting public bus transport occupations can be useful in order to improve user comfort ...
    • Multiresolution community detection in multilayer networks 

      Garza, Bárbara (Universitat Politècnica de Catalunya, 2018-06-18)
      Master thesis
      Open Access
      Covenantee:   Universitat de Barcelona / Universitat Rovira i Virgili
      The aim of this thesis is to apply multiresolution to Infomap, a community detection algorithm based in the map equation that work in monolayer and multilayer networks.