Alfonso-Ortega

Email: ortega@unizar.es

Address: Ada Byron Building, María de Luna 1, 50018, Zaragoza, Spain

Senior Lecturer & Research fellow
ViVoLab, Aragón Institute for Engineering Research (I3A)
University of Zaragoza, Spain

ABOUT ME

Alfonso Ortega is member of the Aragón Institute for Engineering Research in the School of Engineering and Architecture at the University of Zaragoza, Zaragoza (Spain). He was born in Teruel, Spain and received the Telecommunication Engineering and the Ph. D. degrees from the University of Zaragoza in 2000 and 2005, respectively.

His Ph. D. Thesis, advised by Dr. Eduardo Lleida, received the PhD Extraordinary Award and the Telefónica Chair Award to the best technological Ph. D. In 2006 he was visiting scholar in the Center for Robust Speech Systems (CRSS) of the University of Texas at Dallas, UTD, (USA). He has participated in more than 25 research projects funded by national or international public institutions and more than 15 research projects for private companies. He is author of more than 50 papers published in international journals or conference proceedings and several international patents.

He is presently Associate Professor in the Department of Electronic Engineering and Communications at the University of Zaragoza. His research interests span the areas of digital speech processing, speech enhancement, analysis and modeling of speech and speaker traits, automatic speaker verification, and robust automatic speech recognition. research team in speech recognition and signal processing.

PUBLICATIONS
113 entries « 1 of 23 »

2023

Mingote, Victoria; Miguel, Antonio; Ortega, Alfonso; Lleida, Eduardo

Class token and knowledge distillation for multi-head self-attention speaker verification systems Journal Article

In: Digital Signal Processing, vol. 133, pp. 103859, 2023.

Links | BibTeX

Ribas, Dayana; Miguel, Antonio; Ortega, Alfonso; Lleida, Eduardo

On the Problem of Data Availability in Automatic Voice Disorder Detection. Conference

Proceedings of the 16th International Joint Conference on Biomedical Engineering Systems and Technologies (BIOSTEC 2023) – Volume 5: HEALTHINF, 2023, ISBN: 978-989-758-631-6.

BibTeX

Ribas, Dayana; Pastor, Miguel; Miguel, Antonio; Martínez, David; Ortega, Alfonso; Lleida, Eduardo

Automatic Voice Disorder Detection using Self-Supervised Representations Journal Article

In: IEEE Access, vol. 11, pp. 14915-14927, 2023.

Links | BibTeX

2022

Gimeno, Pablo; Ortega, Alfonso; Miguel, Antonio; Lleida, Eduardo

A Study on the Use of wav2vec Representations for Multiclass Audio Segmentation Conference

Proceedings of XII Jornadas en Tecnología del Habla and VIII Iberian SLTech (Iberspeech), 2022.

Links | BibTeX

Pastor, Miguel; Ribas, Dayana; Ortega, Alfonso; Miguel, Antonio; Lleida, Eduardo

Cross-Corpus Speech Emotion Recognition with HuBERT Self-Supervised Representation Conference

Proceedings of XII Jornadas en Tecnología del Habla and VIII Iberian SLTech (Iberspeech), 2022.

Links | BibTeX

113 entries « 1 of 23 »