Exploració per tema "Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Processament del senyal::Processament de la parla i del senyal acústic"

Ara es mostren els items 21-40 de 468

    • Acoustic event detection based on feature-level fusion of audio and video modalities 

      Butko, Taras; Canton Ferrer, Cristian; Segura Perales, Carlos; Giró Nieto, Xavier; Nadeu Camprubí, Climent; Hernando Pericás, Francisco Javier; Casas Pla, Josep Ramon (HINDAWI, 2011-03-15)
      Article
      Accés obert
      Acoustic event detection (AED) aims at determining the identity of sounds and their temporal position in audio signals. When applied to spontaneously generated acoustic events, AED based only on audio information shows a ...

    • Acoustic Gait Recognition Using Large Scale Feature Extraction and Support Vector Machines 

      Anguera Jordà, Adriana (Universitat Politècnica de Catalunya / Technische Universität München, 2012-08-01)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   Technische Universität München
      [ANGLÈS] In this document we present the study of acoustic gait recognition using large scale feature extraction and support vector machines. This work includes the presentation of the database recorded in two phases, with ...

    • Actividades en tratamiento de voz del Grupo de Procesado de Señal 

      Hernando Pericás, Francisco Javier (Escola Tècnica Superior d'Enginyers de Telecomunicació de Barcelona, 1993)
      Article
      Accés obert

    • Adaptació d'entonació entre locutors per sistemes de síntesi de veu 

      Rosell Angliano, Albert (Universitat Politècnica de Catalunya, 2012-01-12)
      Projecte/Treball Final de Carrera
      Accés obert
      English: Proposal of different adaptation methods for pitch in voice synthesizers. Implementation and evaluation. Some common utilized classic methods will be implemented as well to compare the performance with the proposed ...

    • Adaptation of voice sever to automotive environment 

      Salinas Vila, David (Universitat Politècnica de Catalunya, 2009-10-26)
      Projecte Final de Màster Oficial
      Accés obert

    • Adaptive prediction and bit-assignment in subband coding of speech 

      Mariño Acebal, José Bernardo; Martí Ros, Jaume (1985)
      Text en actes de congrés
      Accés obert
      The combination of time-domain harmonic scaling (TDHS) and sub-band coding (SBC) provides an encoding approach which allows 9.6 Kb/s speech encoding with good communication quality. Starting from this structure, this paper ...

    • ADN-classifier: automatically assigning denotation types to nominalizations 

      Peris, Aina; Taulé, Mariona; Boleda Torrent, Gemma; Rodríguez Hontoria, Horacio (2010)
      Text en actes de congrés
      Accés obert
      This paper presents the ADN-Classifier, an Automatic classification system of Spanish Deverbal Nominalizations aimed at identifying its semantic denotation (i.e. event, result, underspecified, or lexicalized). The classifier ...

    • Afinador de veu a temps real per modificació de freqüència 

      Pons Prieto, Carles X. (Universitat Politècnica de Catalunya, 2005-07)
      Projecte/Treball Final de Carrera
      Accés obert

    • Age prediction by voice using deep learning 

      Linde Martínez, David (Universitat Politècnica de Catalunya, 2023-01-30)
      Projecte Final de Màster Oficial
      Accés obert
      One of the main topics in artificial intelligence is the speech characterization. Moreover, it is a field of study with the minimal scope when the Catalan language is involved in. In this project, we try to perform an age ...

    • Agente SIP embebido para establecimiento de sesiones VoIP y mensajería instantánea 

      Blesa Sierra, Roberto (Universidad Politécnica de Madrid, 2007-11-15)
      Projecte/Treball Final de Carrera
      Accés obert
      El proyecto trata del diseño y desarrollo de un agente de usuario embebido en un microcontrolador dsPIC33 para el establecimiento de sesiones de Voz sobre IP y la comunicación mediante mensajería instantánea con otros ...

    • AI reflections in 2020 

      Jobin, Anna; Man, Kingson; Damasio, Antonio; Kaissis, Georgios; Braren, Rickmer; Stoyanovich, Julia; Van Bavel, Jay J.; West, Tessa V.; Mittelstadt, Brendt; Eshraghian, Jason; Ruiz Costa-Jussà, Marta; Tzachor, Asaf; Jamjoom, Aimun A. B.; Taddeo, Mariarosaria; Sinibaldi, Edoardo; Hu, Yipeng; Luengo Oroz, Miguel (Springer Nature, 2021-01-19)
      Article
      Accés obert
      We invited authors of selected Comments and Perspectives published in Nature Machine Intelligence in the latter half of 2019 and first half of 2020 to describe how their topic has developed, what their thoughts are about ...

    • Albayzin-2010 audio segmentation evaluation: evaluation setup and results 

      Butko, Taras; Nadeu Camprubí, Climent; Schulz, Henrik (2010)
      Text en actes de congrés
      Accés obert
      In this paper, we present the audio segmentation task from the Albayzín-2010 evaluation, and the results obtained by the eight participants from Spanish and Portuguese universities. The evaluation task consisted of the ...

    • Alias assignment in information extraction 

      Sapena Masip, Emilio; Padró, Lluís; Turmo Borras, Jorge (-, 2007-01-31)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a general method for alias assignment task in information extraction. We compared two approaches to face the problem and learn a classifier. The first one quantifies a global similarity between the alias ...

    • Almacenamiento en nodos de redes inalámbricas de sensores 

      Pérez Rodríguez, Iria (Universitat Politècnica de Catalunya, 2013-01-21)
      Projecte/Treball Final de Carrera
      Accés obert
      [ANGLÈS] The aim of this project is to store data inside a Wireless Sensor Network node, in order to transmit it when the conditions are favourable, using a certain hardware and software stack. This necessity comes from ...

    • Alternating direction implicit time integrations for finite difference acoustic wave propagation: parallelization and convergence 

      Otero Calviño, Beatriz; Rojas, Otilio; Moya, Ferrán; Castillo, José (Elsevier, 2020-06-15)
      Article
      Accés obert
      This work studies the parallelization and empirical convergence of two finite difference acoustic wave propagation methods on 2-D rectangular grids, that use the same alternating direction implicit (ADI) time integration. ...

    • Alzheimer disease diagnosis based on automatic spontaneous speech analysis 

      Lopez de Ipiña Peña, Karmele; Alonso Hernandez, Jesus Bernardino; Sole Casals, Jordi; Barroso Moreno, Nora; Faúndez Zanuy, Marcos; Ecay Torres, Mirian; Travieso Gonzalez, Carlos Manuel; Ezeiza Ramos, Aitzol; Estanga Alustiza, Ainara (SciTePress, 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Alzheimer's disease (AD) is the most prevalent form of progressive degenerative dementia and it has a high socio-economic impact in Western countries, therefore is one of the most active research areas today. Its diagnosis ...

    • AMALEU: una representación universal del lenguaje basada en aprendizaje automático 

      Ruiz Costa-Jussà, Marta (2020-09)
      Article
      Accés obert
      El objetivo del proyecto AMALEU es aprender una representación común para diferentes idiomas. Se pretende tener una representación común para la lengua oral y una para la lengua escrita. AMALEU, de dos años de duración, ...

    • Amazon Alexa traffic traces 

      Barceló Armada, Rubén; Castell Uroz, Ismael; Barlet Ros, Pere (2022-03)
      Article
      Accés obert
      The number of devices that make up the Internet of Things (IoT) has been increasing every year, including smart speakers such as Amazon Echo devices. These devices have become very popular around the world where users with ...

    • An acoustic emission activity detection method based on short-term waveform features: application to metallic components under uniaxial tensile test 

      Piñal Moctezuma, Juan Fernando; Delgado Prieto, Miquel; Romeral Martínez, José Luis (2020-08-01)
      Article
      Accés obert
      The Acoustic Emission (AE) phenomenon has been used as a powerful tool with the purpose to either detect, locate or assess damage for a wide range of applications. Derived from its monitoring, one major current challenge ...

    • An analysis of gender bias studies in natural language processing 

      Ruiz Costa-Jussà, Marta (Springer Science and Business Media LLC, 2019-10-14)
      Article
      Accés obert
      Artificial intelligence systems copy and amplify existing societal biases, a problem that by now is widely acknowledged and studied. But is current research of gender bias in natural language processing actually moving ...