Exploració per autor "Bonafonte Cávez, Antonio"
Ara es mostren els items 1-20 de 52
-
A bilingual Spanish-Catalan database of units for concatenative synthesis
Esquerra Llucià, Ignasi; Bonafonte Cávez, Antonio; Vallverdú Bayés, Sisco; Febrer Godayol, Albert (1998)
Text en actes de congrés
Accés obertDifferent databases of phonetic units are required in multilingual Text-to-Speech systems based on concatenative synthesis. We are currently developing a TTS system able to convert text either in Catalan and Spanish, with ... -
A billingual texto-to-speech system in spanish and catalan
Bonafonte Cávez, Antonio; Esquerra Llucià, Ignasi; Febrer Godayol, Albert; Vallverdú Bayés, Sisco (Editors: G. Kokkinakis, N. Fakotakis, E. Dermatas; Editorial: WCL, University of Patras, Grece, 1997)
Text en actes de congrés
Accés obertThis paper summarises the text-to-speech system that has been developed during the last years in the Speech Group of the Universitat Politccnica de Catalunya (UPC). The paper emphasises the parts of the system which are ... -
Acoustic feature prediction from semantic features for expressive speech using deep neural networks
Jauk, Igor; Bonafonte Cávez, Antonio; Pascual, Santiago (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThe goal of the study is to predict acoustic features of expressive speech from semantic vector space representations. Though a lot of successful work was invested in expressiveness analysis and prediction, the results ... -
Albayzin speech database: design of the phonetic corpus
Moreno Bilbao, M. Asunción; Poig, D; Bonafonte Cávez, Antonio; Lleida, E; Llisterri, J; Mariño Acebal, José Bernardo; Nadeu Camprubí, Climent (. EUROSPEECH, 1993)
Text en actes de congrés
Accés obertThis paper describes the phonetic content of Albayzin, a spoken database for Spanish designed for speech recognition purposes. A statistical study of a large sample of spontaneous speech is presented, and the phonetic and ... -
An efficient algorithm to find the best state sequence in HSMM
Bonafonte Cávez, Antonio; Ros Majó, Xavier; Mariño, José B. (1993)
Text en actes de congrés
Accés obertHidden Markov Modeling (HMM) techniques have been applied successfully to speech analysis. However, it has been claimed [1-7] that a major weakness of HMM is that the state duration probability density functions (SDPDF) ... -
Aneto: a tool for prosody analysis of speech
Febrer, M; Febrer, A; Bonafonte Cávez, Antonio; Esquerra Llucià, Ignasi (Institut de l'Audiovisual, Universitat Pompeu Fabra, 1998)
Text en actes de congrés
Accés obertThe developed tool provides utilities for prosody analysis and labeling of voice signals. It works under Windows 95 and Windows NT environments and uses the Microsoft Win32 application programming interface (API) for audio ... -
Apuntes de Senyals i sistemes I
Bonafonte Cávez, Antonio; Moreno Bilbao, M. Asunción (Universitat Politècnica de Catalunya, 2009)
Apunts
Accés obert -
BUCEADOR hybrid TTS for blizzard challenge 2011
Sainz, Iñaki; Erro Eslava, Daniel; Navas, Eva; Adell Mercado, Jordi; Bonafonte Cávez, Antonio (2011)
Text en actes de congrés
Accés obertThis paper describes the Text-to-Speech (TTS) systems presented by the Buceador Consortium in the Blizzard Challenge 2011 evaluation campaign. The main system is a concatenative hybrid one that tries to combine the strong ... -
BUCEADOR, a multi-language search engine for digital libraries
Adell Mercado, Jordi; Bonafonte Cávez, Antonio; Cardenal, Antonio; Ruiz Costa-Jussà, Marta; Rodríguez Fonollosa, José Adrián; Moreno Bilbao, M. Asunción; Navas, Eva; Rodríguez Banga, Eduardo (2012)
Comunicació de congrés
Accés obertThis paper presents a web-based multimedia search engine built within the Buceador (www.buceador.org) research project. A proof-of-concept tool has been implemented which is able to retrieve information from a digital ... -
Building synthetic voices in the META-NET framework
Garcia Casademont, Emília; Bonafonte Cávez, Antonio; Moreno Bilbao, M. Asunción (2012)
Text en actes de congrés
Accés restringit per política de l'editorialMETANET 4 U is a European project aiming at supporting language technology for European languages and multilingualism. It is a project in the META-NET Network of Excellence, a cluster of projects aiming at fostering the ... -
Building synthetic voices in the METANET framework
Garcia Casademont, Emília; Bonafonte Cávez, Antonio; Moreno Bilbao, M. Asunción (2012)
Comunicació de congrés
Accés obertMETANET4U is a European project aiming at supporting language technology for European languages and multilingualism. It is a project in the META-NET Network of Excellence, a cluster of projects aiming at fostering the ... -
Corpus for cyberbullying prevention
Moreno Bilbao, M. Asunción; Bonafonte Cávez, Antonio; Jauk, Igor; Tarrés, Laia; Pereira, Victor (International Speech Communication Association (ISCA), 2018)
Text en actes de congrés
Accés obertCyberbullying is the use of digital media to harass a person or group of people, through personal attacks, disclosure of confidential or false information, among other means. That is to say, it ... -
Creating expressive synthetic voices by unsupervised clustering of audiobooks
Jauk, Igor; Bonafonte Cávez, Antonio; López Otero, Paula; Docio Fernández, Laura (International Speech Communication Association (ISCA), 2015)
Comunicació de congrés
Accés restringit per política de l'editorialIn this work we design an approach for automatic feature selection and voice creation for expressive synthesis. Our approach is guided by two main goals: (1) increasing the flexibility of expressive voice creation and (2) ... -
Deep neural networks for i-vector language identification of short utterances in cars
Ghahabi Esfahani, Omid; Bonafonte Cávez, Antonio; Hernando Pericás, Francisco Javier; Moreno Bilbao, M. Asunción (International Speech Communication Association (ISCA), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper is focused on the application of the Language Identification (LID) technology for intelligent vehicles. We cope with short sentences or words spoken in moving cars in four languages: English, Spanish, German, ... -
Defining analogy for non-native inclusions in Spanish utterances
Polyakova, Tatyana; Bonafonte Cávez, Antonio (2010)
Text en actes de congrés
Accés obertMass media globalization introduces the challenge of multilingualism into most popular speech applications such as text-tospeech synthesis and automatic speech recognition. In Spain as well as in the other countries, the ... -
Direct expressive voice training based on semantic selection
Jauk, Igor; Bonafonte Cávez, Antonio (International Speech Communication Association (ISCA), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThis work aims at creating expressive voices from audiobooks using semantic selection. First, for each utterance of the audiobook an acoustic feature vector is extracted, including iVectors built on MFCC and on F0 ... -
Duration modeling with expanded HMM applied to speech recognition
Bonafonte Cávez, Antonio; Vidal Manzano, José; Nogueiras Rodríguez, Albino (H. TIMOTHY BRUMMELL, WILLIAM IDSARDI CITATION DELAWARE, NEW CASTLE, DELAWARE, 1996)
Comunicació de congrés
Accés obertThe occupancy of the HMM states is modeled by means of a Markov chain. A linear estimator is introduced to compute the probabilities of the Markov chain. The distribution function (DF) represents accurately the observed ... -
Examen Final
Bonafonte Cávez, Antonio; Marqués Acosta, Fernando; Ventura Royo, Carles (Universitat Politècnica de Catalunya, 2012-06-10)
Examen
Accés restringit a la comunitat UPC -
Explicit segmentation of speech using gaussian models
Bonafonte Cávez, Antonio; Nogueiras Rodríguez, Albino; Rodriguez-Garrido, A (H. TIMOTHY BRUMMELL, WILLIAM IDSARDI CITATION DELAWARE, NEW CASTLE, DELAWARE, 1996)
Text en actes de congrés
Accés restringit per política de l'editorialThe authors investigate an automatic method to segment labeled speech. The method needs an initial estimation of the segmentation which is provided by an alignment based on HMM. Afterwards, the boundaries are refined moving ... -
Exploring efficient neural architectures for linguistic-acoustic mapping in text-to-speech
Pascual de la Puente, Santiago; Serra, Joan; Bonafonte Cávez, Antonio (Multidisciplinary Digital Publishing Institute, 2019-08-17)
Article
Accés obertConversion from text to speech relies on the accurate mapping from linguistic to acoustic symbol sequences, for which current practice employs recurrent statistical models such as recurrent neural networks. Despite the ...