Ara es mostren els items 1-20 de 56

    • 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)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   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 tool for automatic evaluation of human translation quality within a mooc environment 

      Betanzos Atienza, Miguel (Universitat Politècnica de Catalunya, 2015-10)
      Projecte Final de Màster Oficial
      Accés obert
      Descripción del proceso de creación de un corpus de traducciones a través de un curso ofrecido en la plataforma openEdX, y su posterior análisis a fin de entrenar un modelo de evaluación para traducciones similares que ...
    • Abstractive text summarization with attention-based mechanism 

      Sanjabi, Nima (Universitat Politècnica de Catalunya, 2018-04)
      Projecte Final de Màster Oficial
      Accés obert
      In this work, we explore the evolution of Sequential Neural Models, and their use as a Summarizer System. Transformer is a recently proposed model with a high potential. We experiment and compare their result in abstractive ...
    • Active learning algorithms for multitopic classification 

      Bonafonte Pardàs, Guillem (Universitat Politècnica de Catalunya, 2021-07-08)
      Projecte Final de Màster Oficial
      Accés obert
      In this master thesis we develop a model that surpasses previous studies to be able to detect cyberbullying and other disorders that are a common behaviour in teenagers. We analyze short sentences in social media with new ...
    • Adversarial strategies for Reducing Gender Bias in Neural Machine Translation 

      Burgos Preciado, Julio (Universitat Politècnica de Catalunya, 2020-09)
      Projecte Final de Màster Oficial
      Accés obert
      In a more connected world, communication between different native speakers has became more necessary. This make that translation systems become more useful. In the last years, typical translation systems have evolved towards ...
    • Anàlisi de sentiment per a textos curts en català i castellà aprofitant dades no supervisades 

      Navarrete Jimenez, Daniel (Universitat Politècnica de Catalunya, 2021-01-24)
      Treball Final de Grau
      Accés obert
      There may be a lot of abusive behaviour in conversations between teenagers, which take place through social media. In this project, we develop classifiers to find out which texts present abuse such as violence, sexual ...
    • Artificial Intelligence for knowledge discovery and generation 

      Domingo Roig, Oriol (Universitat Politècnica de Catalunya, 2021-06-29)
      Treball Final de Grau
      Accés obert
      En els darrers anys, la indústria de la intel·ligència artificial ha aprofitat el poder de la computació conjuntament amb els models d'aprenentatge profund per construir aplicacions d'avantguarda. Algunes d'aquestes ...
    • Chinese-Catalan neural machine translation with OpenNMT 

      Wang, Chaofeng (Universitat Politècnica de Catalunya, 2018-07)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
    • Combining multilingual machine translation and other NLP tasks to learn intermediate language representations 

      Sánchez Martínez, Júlia (Universitat Politècnica de Catalunya, 2021-07-13)
      Treball Final de Grau
      Accés obert
      In a world in which the internet gives us access to any kind of information, there are still limitations when the source of such information is presented in another language. Online translators are far from perfect, this ...
    • Coverage model for character-based neural machine translation 

      Kazimi, Mohammad Bashir (Universitat Politècnica de Catalunya, 2017-05)
      Projecte Final de Màster Oficial
      Accés obert
      In recent years, Neural Machine Translation (NMT) has achieved state-of-the art performance in translating from a language; source language, to another; target language. However, many of the proposed methods use word ...
    • Deep Learning Based Textual Metadata Matcher 

      Cabrera Fernández, Francesc-Carles (Universitat Politècnica de Catalunya, 2019-10-23)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat
    • Determining Bias in Machine Translation with Deep Learning Techniques 

      Escudé Font, Joel (Universitat Politècnica de Catalunya, 2019-01)
      Projecte Final de Màster Oficial
      Accés obert
      The presence of biases in artificial intelligence is arising as a social challenge. In the particular application of machine translation, when you translate a sentence to a non-gender neutral language like Spanish, from a ...
    • Dysarthric speech synthesis via non-parallel voice conversion 

      Illa Bello, Marc (Universitat Politècnica de Catalunya, 2021-07-08)
      Projecte Final de Màster Oficial
      Accés obert
      In this thesis we propose and evaluate a voice conversion (VC) method to synthesise dysarthric speech. This is achieved by a novel method for dysarthric speech synthesis using VC in a non-parallel manner, thus allowing VC ...
    • Efficient transformers for direct speech translation 

      Alastruey Lasheras, Belén (Universitat Politècnica de Catalunya, 2021-07)
      Treball Final de Grau
      Accés obert
      In this thesis, we propose a new approach for Speech-to-Text translation, where thanks to an efficient Transformer we can work with a spectrogram without having to use convolutional layers before the Transformer. This ...
    • End-to-end speech translation system with attention-based mechanisms 

      Cros Vila, Laura (Universitat Politècnica de Catalunya, 2018-06)
      Treball Final de Grau
      Accés obert
      Speech Recognition and Text-to-Text Translation systems have been improving significantly in recent decades thanks to the improvement of both hardware and software means. However, Speech Translation is usually done as a ...
    • End-to-end Speech Translation with Self-supervised Speech Representations 

      Gallego Olsina, Gerard Ion (Universitat Politècnica de Catalunya, 2020-09-09)
      Projecte Final de Màster Oficial
      Accés obert
      Nowadays, there is a growing interest in the field of Speech Translation (speech-to-text). Traditionally, this task has been faced with the concatenation of Automatic Speech Recognition and Machine Translation modules. ...
    • Explorando factores de riesgo de insuficiencia cardíaca a través del aprendizaje automático 

      Pérez Soria, Beatriz (Universitat Politècnica de Catalunya, 2019-02)
      Treball Final de Grau
      Accés obert
      Acute myocardial infarction is one of the main causes of mortality in developed countries. There are many risk factors that can trigger a heart attack that have to do with our lifestyle today. One of the most complicated ...
    • Exploratori visual analysis of machine translaton systems 

      Lacroux, Elora (Universitat Politècnica de Catalunya, 2019-07-04)
      Projecte Final de Màster Oficial
      Accés obert
      This project aims to provide visualisation tools for helping researchers to understand their model. We are now able to visualise multilingual intermediate representations. We can also visualise multilingual representations ...
    • Exploring Automatic Speech Recognition with TensorFlow 

      Escur i Gelabert, Janna (Universitat Politècnica de Catalunya, 2018)
      Treball Final de Grau
      Accés obert
      Speech Recognition (reconocimiento de voz) es la tarea que pretende indentificar palabras habladas y convertirlas a texto. Este trabajo de fin de grado se centra en utilizar técnicas de deep learning para construir un ...
    • Exploring lifelong learning in neural machine translation 

      Guàrdia Fernàndez, Lluís (Universitat Politècnica de Catalunya, 2021-07-06)
      Projecte Final de Màster Oficial
      Accés obert
      Lifelong learning is a technique defined as the ability to learn newor maintain older knowledge over time. This factor is very important for humans, as it is one of the keys to the ability to learn by humans, which artificial ...