Iván López-Espejo

According to our database, Iván López-Espejo authored at least 24 papers between 2014 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

On the deficiency of intelligibility metrics as proxies for subjective intelligibility.

Iván López-Espejo, Amin Edraki, Wai-Yip Chan, Zheng-Hua Tan, Jesper Jensen

Speech Commun., May, 2023

Improved Vocal Effort Transfer Vector Estimation For Vocal Effort-Robust Speaker Verification.

Iván López-Espejo, Santi Prieto, Alfonso Ortega, Eduardo Lleida

Proceedings of the 33rd IEEE International Workshop on Machine Learning for Signal Processing, 2023

Filterbank Learning for Noise-Robust Small-Footprint Keyword Spotting.

Iván López-Espejo, Ram C. M. C. Shekar, Zheng-Hua Tan, Jesper Jensen, John H. L. Hansen

Proceedings of the IEEE International Conference on Acoustics, 2023

2022

Shouted and whispered speech compensation for speaker verification systems.

Santi Prieto, Alfonso Ortega, Iván López-Espejo, Eduardo Lleida

Digit. Signal Process., 2022

Filterbank Learning for Small-Footprint Keyword Spotting Robust to Noise.

Iván López-Espejo, Ram C. M. C. Shekar, Zheng-Hua Tan, Jesper Jensen, John H. L. Hansen

CoRR, 2022

Deep Spoken Keyword Spotting: An Overview.

Iván López-Espejo, Zheng-Hua Tan, John H. L. Hansen, Jesper Jensen

IEEE Access, 2022

2021

A Novel Loss Function and Training Strategy for Noise-Robust Keyword Spotting.

Iván López-Espejo, Zheng-Hua Tan, Jesper Jensen

IEEE ACM Trans. Audio Speech Lang. Process., 2021

Dual-channel eKF-RTF framework for speech enhancement with DNN-based speech presence estimation.

Juan Manuel Martín-Doñas, Antonio M. Peinado, Iván López-Espejo, Ángel M. Gómez

Proceedings of the Fifth International Conference, 2021

2020

Improved External Speaker-Robust Keyword Spotting for Hearing Assistive Devices.

Iván López-Espejo, Zheng-Hua Tan, Jesper Jensen

IEEE ACM Trans. Audio Speech Lang. Process., 2020

Shouted Speech Compensation for Speaker Verification Robust to Vocal Effort Conditions.

Santi Prieto, Alfonso Ortega Giménez, Iván López-Espejo, Eduardo Lleida

Proceedings of the Interspeech 2020, 2020

Exploring Filterbank Learning for Keyword Spotting.

Iván López-Espejo, Zheng-Hua Tan, Jesper Jensen

Proceedings of the 28th European Signal Processing Conference, 2020

2019

End-to-End Deep Residual Learning with Dilated Convolutions for Myocardial Infarction Detection and Localization.

Iván López-Espejo

CoRR, 2019

Keyword Spotting for Hearing Assistive Devices Robust to External Speakers.

Iván López-Espejo, Zheng-Hua Tan, Jesper Jensen

Proceedings of the Interspeech 2019, 2019

2018

Dual-channel spectral weighting for robust speech recognition in mobile devices.

Iván López-Espejo, Antonio M. Peinado, Angel M. Gomez, José A. González

Digit. Signal Process., 2018

Unscented Transform-Based Dual-Channel Noise Estimation: Application to Speech Enhancement on Smartphones.

Iván López-Espejo, Juan M. Martín-Doñas, Angel M. Gomez, Antonio M. Peinado

Proceedings of the 41st International Conference on Telecommunications and Signal Processing, 2018

A postfiltering approach for dual-microphone smartphones.

Juan M. Martín-Doñas, Iván López-Espejo, Angel M. Gomez, Antonio M. Peinado

Proceedings of the Fourth International Conference, 2018

An Extended Kalman Filter for RTF Estimation in Dual-Microphone Smartphones.

Juan M. Martín-Doñas, Iván López-Espejo, Angel M. Gomez, Antonio M. Peinado

Proceedings of the 26th European Signal Processing Conference, 2018

Dual-Channel VTS Feature Compensation with Improved Posterior Estimation.

Iván López-Espejo, Antonio M. Peinado, Angel M. Gomez, José A. González, Santiago Prieto-Calero

Proceedings of the 26th European Signal Processing Conference, 2018

2017

Dual-channel VTS feature compensation for noise-robust speech recognition on mobile devices.

Iván López-Espejo, Antonio M. Peinado, Angel M. Gomez, José A. González

IET Signal Process., 2017

Dual-channel DNN-based speech enhancement for smartphones.

Juan M. Martín-Doñas, Angel M. Gomez, Iván López-Espejo, Antonio M. Peinado

Proceedings of the 19th IEEE International Workshop on Multimedia Signal Processing, 2017

2016

Deep Neural Network-Based Noise Estimation for Robust ASR in Dual-Microphone Smartphones.

Iván López-Espejo, Antonio M. Peinado, Ángel M. Gómez, Juan M. Martín-Doñas

Proceedings of the Advances in Speech and Language Technologies for Iberian Languages, 2016

A Dynamic FEC for Improved Robustness of CELP-Based Codec.

Nadir Benamirouche, Bachir Boudraa, Ángel M. Gómez, José L. Pérez-Córdoba, Iván López-Espejo

Proceedings of the Advances in Speech and Language Technologies for Iberian Languages, 2016

2014

A Deep Neural Network Approach for Missing-Data Mask Estimation on Dual-Microphone Smartphones: Application to Noise-Robust Speech Recognition.

Iván López-Espejo, José A. González, Ángel M. Gómez, Antonio M. Peinado

Proceedings of the Advances in Speech and Language Technologies for Iberian Languages, 2014

Feature enhancement for robust speech recognition on smartphones with dual-microphone.

Iván López-Espejo, Ángel M. Gómez, José A. González, Antonio M. Peinado

Proceedings of the 22nd European Signal Processing Conference, 2014