Perfil (CV) del personal docente investigador

Miguel Artiaga, Antonio
Departamento: Departamento de Ingeniería Electrónica y Comunicaciones
Área: Teoría de la Señal y Comunicaciones
Centro: Escuela de Ingeniería y Arquitectura

Research Institute: INSTITUTO DE INVESTIGACIÓN EN INGENIERÍA DE ARAGÓN (I3A)
Grupo: VIVOLAB
Categoría profesional: Profesor contratado doctor

Formación académica
  • Tecnologías de las Comunicaciones y Telemática. Universidad de Zaragoza. 2008
  • Diploma de Estudios Avanzados. Universidad de Zaragoza. 2004
  • Ingeniero de Telecomunicación Especialidad Comunicaciones. Centro Politécnico Superior. 2001

Descargar currículum en formato PDF

 
             

Artículos

  • Mingote, V.; Miguel, A.; Ortega, A.; Lleida, E. Optimization of the area under the ROC curve using neural network supervectors for text-dependent speaker verification. COMPUTER SPEECH AND LANGUAGE. 2020

  • Gimeno, Pablo; Viñals, Ignacio; Ortega, Alfonso; Miguel, Antonio; Lleida, Eduardo. Multiclass audio segmentation based on recurrent neural networks for broadcast domain data. EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING. 2020

  • Viñals, Ignacio; Ortega, Alfonso; Villalba, Jesús; Miguel, Antonio; Lleida, Eduardo. Unsupervised adaptation of PLDA models for broadcast diarization. EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING. 2019

  • Viñals, Ignacio; Ortega, Alfonso; Miguel, Antonio; Lleida, Eduardo. An analysis of the short utterance problem for speaker characterization. APPLIED SCIENCES (SWITZERLAND). 2019

  • Mingote, Victoria; Miguel, Antonio; Ortega, Alfonso; Lleida, Eduardo. Supervector extraction for encoding speaker and phrase information with neural networks for text-dependent speaker verification. APPLIED SCIENCES (SWITZERLAND). 2019

  • Viñals, I.; Gimeno, P.; Ortega, A.; Miguel, A.; Lleida, E. Estimation of the number of speakers with variational Bayesian PLDA in the dihard diarization challenge. INTERSPEECH (USB). 2018

  • Cabello, L.; Lleida, E.; Simon, J.; Miguel, A.; Ortega, A. Text-to-Pictogram Summarization for Augmentative and Alternative Communication. PROCESAMIENTO DEL LENGUAJE NATURAL. 2018

  • Miguel, A.; Llombart, J.; Ortega, A.; Lleida, E. Tied hidden factors in neural networks for end-To-end speaker recognition. INTERSPEECH (USB). 2017

  • Viñals, I.; Ortega, A.; Villalba, J.; Miguel, A.; Lleida, E. Domain Adaptation of PLDA models in Broadcast Diarization by means of Unsupervised Speaker Clustering. INTERSPEECH (USB). 2017

  • Villalba López, Jesús; Ortega Giménez, Alfonso; Miguel Artiaga, Antonio; Lleida Solano, Eduardo. Bayesian Networks to Model the Variability of Speaker Veri¿cation Scores in Adverse Environments. IEEE/ACM TRANSACTIONS ON AUDIO, SPEECH, AND LANGUAGE PROCESSING. 2016

  • Viñals, I.; Villalba, J.; Ortega, A.; Miguel, A.; Lleida, E. Bottleneck Based Front-End for Diarization Systems. LECTURE NOTES IN COMPUTER SCIENCE. 2016

  • Villalba, J.; Ortega, A.; Miguel, A.; Lleida, E. Analysis of speech quality measures for the task of estimating the reliability of speaker verification decisions. SPEECH COMMUNICATION. 2016

  • Tejedor, J.; Toledano, D.T.; Lopez-Otero, P.; Docio-Fernandez, L.; Garcia-Mateo, C.; Cardenal, A.; Echeverry-Correa, J.; Coucheiro-Limeres, A.; Olcoz, J.; Miguel, A. Spoken term detection ALBAYZIN 2014 evaluation: overview, systems, results, and discussion. EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING. 2015

  • Martínez, D.;Lleida, E.;Green, P.;Christensen, H.;Ortega, A.;Miguel, A. Intelligibility assessment and speech recognizer word accuracy rate prediction for dysarthric speakers in a factor analysis subspace. ACM TRANSACTIONS ON ACCESSIBLE COMPUTING. 2015

  • Castán, D.; Ortega, A.; Miguel, A.; Lleida, E. Audio segmentation-by-classification approach based on factor analysis in broadcast news domain. EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING. 2014

  • Olcoz, Julia; Ortega, Alfonso; Miguel, Antonio; Lleida, Eduardo. Confidence Measures in Automatic Speech Recognition Systems for Error Detection in Restricted Domains. LECTURE NOTES IN COMPUTER SCIENCE. 2014

  • Garcia, José Enrique; Ortega Giménez, Alfonso; Miguel Artiaga, Antonio; Lleida Solano, Eduardo. Low bit rate compression methods of feature vectors for distributed speech recognition. SPEECH COMMUNICATION. 2014

  • Llombart Gil, Jorge; Miguel Artiaga, Antonio; Lleida Solano, Eduardo. Articulatory Feature Extraction from Voice and Their Impact on Hybrid Acoustic Models. LECTURE NOTES IN COMPUTER SCIENCE. 2014

  • Castan, Diego; Ortega Giménez, Alfonso; Miguel Artiaga, Antonio; Lleidasolano, Eduardo. A Preliminary Study of Acoustic Events Classification with Factor Analysis in Meeting Rooms. LECTURE NOTES IN COMPUTER SCIENCE. 2014

  • Castan, D.; Ortega, A.; Villalba, J.; Miguel, A.; Lleida, E. Segmentation-by-classification system based on factor analysis. PROCEEDINGS OF THE IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING. 2013

  • Martinez, D.; Lleida, E.; Ortega, A.; Miguel, A. Prosodic features and formant modeling for an ivector-based language recognition system. PROCEEDINGS OF THE IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING. 2013

  • Tejedor, J.; Toledano, D.T.; Anguera, X.; Varona, A.; Hurtado, L.F.; Miguel, A.; Colás,J. Query-by-example spoken term detection ALBAYZIN 2012 evaluation: Overview, systems, results, and discussion. EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING. 2013

  • Vaquero,C.;Ortega,A.;Miguel,A.;Lleida,E. Quality assessment for speaker diarization and its application in speaker characterization. IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING. 2013

  • Justo, R.;Saz, O.;Miguel, A.;Torres, M. I.;Lleida, E. Improving language models in speech-based human-machine interaction. INTERNATIONAL JOURNAL OF ADVANCED ROBOTIC SYSTEMS. 2013

  • Martínez González, David; Ribas, Dayana; Lleida, Eduardo; Ortega, Alfonso; Miguel, Antonio Suprasegmental information modelling for autism disorder spectrum and specific language impairment classification. PROCEEDINGS OF THE ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION, INTERSPEECH. 2013

  • Villalba,J.;Lleida,E.;Ortega,A.;Miguel,A. Reliability estimation of the speaker verification decisions using Bayesian networks to combine information from multiple speech quality measures. COMMUNICATIONS IN COMPUTER AND INFORMATION SCIENCE. 2012

  • Laínez, J. E. G.;González, D. R.;Artiaga, A. M.;Solano, E. L.;de Lara, J. R. C. Beam-search formant tracking algorithm based on trajectory functions for continuous speech. LECTURE NOTES IN COMPUTER SCIENCE. 2012

  • Ribas González,D.;Garcí­a Laínez,J. E.;Miguel,A.;Ortega Gimenez,A.;Lleida,E.;Lara,Calvo de. Evaluation of a new beam-search formant tracking algorithm in noisy environments. COMMUNICATIONS IN COMPUTER AND INFORMATION SCIENCE. 2012

  • Martínez,D.;Villalba,J.;Miguel,A.;Ortega,A.;Lleida,E. I3A Language Recognition system for Albayzin 2010 LRE. PROCEEDINGS OF THE ANNUAL CONFERENCE OF THE INTERNATIONAL SPEECH COMMUNICATION ASSOCIATION, INTERSPEECH. 2011

  • Miguel, A.;Ortega, A.;Buera, L. ;Lleida, E. Bayesian networks for discrete observation distributions in speech recognition. IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING. 2011

  • Buera, Luis;Miguel, Antonio;Saz, Oscar;Ortega, Alfonso ;Lleida, Eduardo. Unsupervised Data-Driven Feature Vector Normalization With Acoustic Model Adaptation for Robust Speech Recognition. IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING. 2010

  • Miguel, A.;Lleida,E.;Rose,R.;Buera,L.;Saz,O.;Ortega,A. Capturing Local Variability for Speaker Normalization in Speech Recognition. IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING. 2008

  • Rose, R. C.;Miguel,A.;Keyvani,A. Improving Robustness in Frequency Warping-Based Speaker Normalization. IEEE SIGNAL PROCESSING LETTERS. 2008

  • Buera, L.;Lleida,E.;Miguel,A.;Ortega,A.;Saz,O. Cepstral Vector Normalization Based on Stereo Data for Robust Speech Recognition. IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING. 2007

Capítulos

  • Bottleneck Based Front-End for Diarization Systems. Viñals Bailo, Ignacio; Villalba Lopez, Jesús; Ortega Giménez, Alfonso; Miguel Artiaga, Antonio; Lleida Solano, Eduardo. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES: IBERSPEECH 2016. 2016

  • A preliminary study of Acoustic Events Classification with Factor Analysis in Meeting Rooms. Ortega Giménez, Alfonso; Castán, Diego; Miguel, Antonio; Lleida, Eduardo. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES. 2014

  • Confidence Measures in Automatic Speech Recognition for Error Detection in Restricted Domains. Ortega Giménez, Alfonso; Olcoz, Julia; Miguel, Antonio; Lleida, Eduardo. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES. IBERSPEECH 2014. 2014

  • Evaluation of a New Beam-Search Formant Tracking Algorithm in Noisy Environments. Ribas Gonzalez, Dayana; García Laínez, Enrique; Ortega Giménez, Alfonso; Miguel Artiaga, Antonio; Lleida Solano, Eduardo; Calvo de Lara, José Ramón. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES. 2012

  • Reliability Estimation of the Speaker Verification Decisions Using Bayesian Networks to Combine Information from Multiple Speech Quality Measures. Villalba Lopez, Jesús; Lleida Solano, Eduardo; Ortega Giménez, Alfonso; Miguel Artiaga, Antonio. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES. 2012

  • Score Level versus Audio Level Fusion for Voice Pathology Detection on the Saarbrücken Voice Database. Martínez González, David; Lleida, Eduardo; Ortega, Alfonso; Miguel, Antonio. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES. 2012

  • Voice Pathology Detection on the Saarbrücken Voice Database with Calibration and Fusion of Scores Using MultiFocal Toolkit. Martínez González, David; Lleida, Eduardo; Ortega, Alfonso; Miguel, Antonio; Villalba, Jesús. ADVANCES IN SPEECH AND LANGUAGE TECHNOLOGIES FOR IBERIAN LANGUAGES. 2012

  • ViVoLab UZ Language Recognition System for Albayzin 2010 LRE. Martínez González, David; Villalba, Jesús; Miguel, Antonio; Ortega, Alfonso; Lleida, Eduardo. PROCEEDINGS OF VI JORNADAS DE TECNOLOGÍA DEL HABLA AND II IBERIAN SLTECH WORKSHOP. 2010

  • Alfonso Ortega ... [et al.]. Acoustic Echo Reduction in a Two-Channel Speech Reinforcement System for Vehicles. ADVANCES FOR IN-VEHICLE AND MOBILE SYSTEMS: CHALLENGES FOR INTERNATIONAL STANDARDS. 2007

  • Cross-Probability Model Based on Gmm for Feature Vector Normalization. Buera Rodriguez, Luis; Miguel Artiaga, Antonio; Saz Torralba, Oscar; Lleida Solano, Eduardo; Ortega Giménez, Alfonso. IN-VEHICLE CORPUS AND SIGNAL PROCESSING FOR DRIVER BEHAVIOR.



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