Now showing items 1-19 of 19

  • Acoustic event detection and classification 

    Temko, Andriy (Universitat Politècnica de Catalunya, 2007-01-23)
    Doctoral thesis
    Open Access
    L'activitat humana que té lloc en sales de reunions o aules d'ensenyament es veu reflectida en una rica varietat d'events acústics, ja siguin produïts pel cos humà o per objectes que les persones manegen. Per això, la ...
  • Acoustic event detection and localization using distributed microphone arrays 

    Chakraborty, Rupayan (Universitat Politècnica de Catalunya, 2013-12-18)
    Doctoral thesis
    Open Access
    Automatic acoustic scene analysis is a complex task that involves several functionalities: detection (time), localization (space), separation, recognition, etc. This thesis focuses on both acoustic event detection (AED) ...
  • Android Implementation of a Visualisation, Sonification and AI-Assisted Interpretation of Neonatal EEG 

    Salgado Burruezo, Eduard (Universitat Politècnica de Catalunya, 2018-05)
    Bachelor thesis
    Open Access
    The aim of this project is the implementation of an Android App to help healthcare professionals to check newborn health status by observing neonatal EEG signals, without having extensive training in EEG interpretation. ...
  • An information-theoretic string matching approach for spoken utterance verification and keyword spotting 

    Quer Romeo, Guillem (Universitat Politècnica de Catalunya, 2016)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    The goal of this project is to develop an information-theoretic acoustic-phonetic approach to detect the presence of words or phrases in an utterance. Specifically, the project focuses on two types of detection tasks in ...
  • A unity based validation model for rendering algorithms of motion tracked binaural recordings 

    Rendé Subias, Clara (Universitat Politècnica de Catalunya, 2017-01)
    Bachelor thesis
    Open Access
    Covenantee:  Technische Universität Berlin
    In 2004, motion-tracked binaural (MTB) sound was introduced as a new method for capturing, recording and reproducing spatial sound. In November 2010, the Technische Universität Berlin (TUB) started to evaluate MTB recordings ...
  • Automatic analysis of the acoustic environment of a preterm infant in a neonatal intensive care unit 

    Raboshchuk, Ganna (Universitat Politècnica de Catalunya, 2016-07-20)
    Doctoral thesis
    Open Access
    Most preterm newborns must be admitted to a Neonatal Intensive Care Unit (NICU) where they receive a specialized medical care, what, in many cases, is crucial for their survival. The acoustic environment of a typical NICU ...
  • Birds Sound Detection Using Convolutional Neural Networks 

    Solé Franquesa, Llorenç (Universitat Politècnica de Catalunya, 2019-05)
    Bachelor thesis
    Open Access
    The objective of this thesis is to learn how to train and test a Deep Neural Network (DNN). For that purpose, after reviewing recent works, we have chosen the bird sound detection task of the DCASE Challenge 2018, that ...
  • Channel selection and reverberation-robust automatic speech recognition 

    Wolf, Martin (Universitat Politècnica de Catalunya, 2013-11-11)
    Doctoral thesis
    Open Access
    If speech is acquired by a close-talking microphone in a controlled and noise-free environment, current state-of-the-art recognition systems often show an acceptable error rate. The use of close-talking microphones, however, ...
  • Chord recognition in real time 

    Juvillà García, Marc (Universitat Politècnica de Catalunya, 2014-07-25)
    Bachelor thesis
    Open Access
    [ANGLÈS] This project is intended to show the viability of doing automatic chord recognition in real time. Actually, a system which acquires audio information and automatically recognizes the underlying musical chords in ...
  • Deteccció de sons d'ocells amb aprenentatge profund 

    de Blas Álvarez, Maria (Universitat Politècnica de Catalunya, 2018-10)
    Bachelor thesis
    Open Access
    One of the keys to artificial intelligence (AI) is automatic learning, and currently one of the most prominent detection and classification techniques is based on convolutive neural networks (CNNs). This is the case in ...
  • Estudi de detecció de sons en un entorn de dispositiu mòbil 

    Arcas Ruscalleda, Jordi (Universitat Politècnica de Catalunya, 2014-07-23)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] In recent years the use of smartphones has been increasing among the society. Such devices allow the development of different applications which have a direct impact for the end user. Different systems of recognition ...
  • Feature selection for multimodal: acoustic Event detection 

    Butko, Taras (Universitat Politècnica de Catalunya, 2011-07-08)
    Doctoral thesis
    Open Access
    Acoustic Event Detection
  • Portable neonatal EEG monitoring and sonification on an Android Device 

    Poveda Pena, Jonatan (Universitat Politècnica de Catalunya, 2017-05)
    Bachelor thesis
    Open Access
    Covenantee:  University College Cork
    In this work a real-time and portable software to check the brain status of preterm babies is implemented using an EEG sonification algorithm based on a Phase Vocoder, faster, cheaper and easier to use than the current ...
  • Quantitative assessment of IA-assisted sound-based interpretation of neonatal EEG 

    Anglès Cabau, Montserrat (Universitat Politècnica de Catalunya, 2018-10)
    Bachelor thesis
    Open Access
    The goal of the project was to study the usability of Neurobell, an Android App designed to help healthcare professionals without EEG interpretation expertise. The application, which is currently being developed, detects ...
  • Reconeixement d'àudio en una sala de reunions mitjançant HMM 

    González Pla, Francisco (Universitat Politècnica de Catalunya, 2011-06-21)
    Master thesis (pre-Bologna period)
    Open Access
    English: In this Master Thesis, an acoustic event detector is proposed working in real-time in a meeting room environment. Real-time processing is a requirement for many practical signal processing applications. Furthermore, ...
  • Speech recognition system based on auditory features 

    Martin Latorre, Ignacio (Universitat Politècnica de Catalunya, 2008-10-28)
    Master thesis (pre-Bologna period)
    Open Access
  • Supervised time-delay estimation for the passive acoustic localization of cetaceans 

    Cuesta Lázaro, Eduardo (Universitat Politècnica de Catalunya, 2017-10)
    Master thesis
    Open Access
    Time-delay estimation is an essential part of a wide variety of signal processing applications. This paper follows up on earlier work for time-delay estimation using neural networks. Nonetheless, this work is specialized ...
  • Técnicas de procesado y representación de la señal de voz para el reconocimiento del habla en ambientes ruidosos 

    Hernando Pericás, Francisco Javier (Universitat Politècnica de Catalunya, 1993-05-07)
    Doctoral thesis
    Open Access
    El comportamiento de los sistemas actuales de reconocimiento del habla se degrada rápidamente en presencia de ruido de fondo cuando las etapas de entrenamiento y de test no pueden llevarse a cabo en las mismas condiciones ...
  • Towards a neonatal brain stethoscope: a framework for quantifying the accuracy of subjective and objective detection of neonatal brain injuries, and integration of a bluetooth communication system 

    Huillca Aparicio, Kevin Andres (Universitat Politècnica de Catalunya, 2018-05)
    Bachelor thesis
    Open Access
    The goal of this project is to work in different aspects of the development of a neonatal brain stethoscope. This tool is expected to be an alternative to the current devices, which are expensive and require a very specific ...