Néstor Becerra Yoma

86 papers A* 1A 27Misc 2Journal 49Unranked 6

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Speech emotion recognition in real static and dynamic human-robot interaction scenarios. Comput. Speech Lang. Nicolás Grágeda, Carlos Busso, Eduardo Alvarado, Ricardo García, Rodrigo Mahú, Fernando Huenupán, Néstor Becerra Yoma
2025	J	`jnl`	Unsupervised Competitive Learning Clustering and Visual Method to Obtain Accurate Trajectories From Noisy Repetitive GPS Data. IEEE Trans. Intell. Transp. Syst. Flávio Tonioli Mariotto, Néstor Becerra Yoma, Madson C. de Almeida
2024	A	`conf`	Speech emotion recognition with deep learning beamforming on a distant human-robot interaction scenario. INTERSPEECH Ricardo García, Rodrigo Mahú, Nicolás Grágeda, Alejandro Luzanto, Nicolas Bohmer, Carlos Busso, Néstor Becerra Yoma
2023	J	`jnl`	An HMM-DNN-Based System for the Detection and Classification of Low-Frequency Acoustic Signals from Baleen Whales, Earthquakes, and Air Guns off Chile. Remote. Sens. Susannah J. Buchan, Miguel Duran, Constanza Rojas, Jorge Wuth, Rodrigo Mahú, Kathleen M. Stafford, Néstor Becerra Yoma
2023	J	`jnl`	An end-to-end DNN-HMM based system with duration modeling for robust earthquake detection. Comput. Geosci. Catalina Murúa, Marcelo Marín, Aarón Cofré, Jorge Wuth, Oscar Vásquez Pino, Néstor Becerra Yoma
2023	J	`jnl`	Automatic Detection of Dyspnea in Real Human-Robot Interaction Scenarios. Sensors Eduardo Alvarado, Nicolás Grágeda, Alejandro Luzanto, Rodrigo Mahú, Jorge Wuth, Laura Mendoza, Richard M. Stern, Néstor Becerra Yoma
2023	A	`conf`	Distant Speech Emotion Recognition in an Indoor Human-robot Interaction Scenario. INTERSPEECH Nicolás Grágeda, Eduardo Alvarado, Rodrigo Mahú, Carlos Busso, Néstor Becerra Yoma
2023	J	`jnl`	Dyspnea Severity Assessment Based on Vocalization Behavior with Deep Learning on the Telephone. Sensors Eduardo Alvarado, Nicolás Grágeda, Alejandro Luzanto, Rodrigo Mahú, Jorge Wuth, Laura Mendoza, Néstor Becerra Yoma
2023	A	`conf`	Respiratory distress estimation in human-robot interaction scenario. INTERSPEECH Eduardo Alvarado, Nicolás Grágeda, Alejandro Luzanto, Rodrigo Mahú, Jorge Wuth, Laura Mendoza, Richard M. Stern, Néstor Becerra Yoma
2022	J	`jnl`	End-to-End LSTM-Based Earthquake Magnitude Estimation With a Single Station. IEEE Geosci. Remote. Sens. Lett. Aarón Cofré, Marcelo Marín, Oscar Vásquez Pino, Nicolás Galleguillos, Sebastián Riquelme, Sergio Barrientos, Néstor Becerra Yoma
2021	J	`jnl`	Assessing the effect of visual servoing on the performance of linear microphone arrays in moving human-robot interaction scenarios. Comput. Speech Lang. Alejandro Díaz, Rodrigo Mahú, José Novoa, Jorge Wuth, Jayanta Datta, Néstor Becerra Yoma
2021	J	`jnl`	Automatic Speech Recognition for Indoor HRI Scenarios. ACM Trans. Hum. Robot Interact. José Novoa, Rodrigo Mahú, Jorge Wuth, Juan Pablo Escudero, Josué Fredes, Néstor Becerra Yoma
2021	J	`jnl`	End-to-end LSTM based estimation of volcano event epicenter localization. CoRR Néstor Becerra Yoma, Jorge Wuth, Andres Pinto, Nicolas de Celis, Jorge Celis, Fernando Huenupán
2021	J	`jnl`	The Role of Speech Technology in User Perception and Context Acquisition in HRI. Int. J. Soc. Robotics Jorge Wuth, Pedro Correa, Tomás Núñez, Matías Saavedra, Néstor Becerra Yoma
2020	J	`jnl`	Non causal deep learning based dereverberation. CoRR Jorge Wuth, Richard M. Stern, Néstor Becerra Yoma
2019	J	`jnl`	A Signal Processing Perspective of Monitoring Active Volcanoes [Applications Corner]. IEEE Signal Process. Mag. Muhammad Salman Khan, Millaray Curilem, Fernando Huenupán, Muhammad Farhan Khan, Néstor Becerra Yoma
2019	J	`jnl`	On combining features for single-channel robust speech recognition in reverberant environments. CoRR José Novoa, Josué Fredes, Jorge Wuth, Fernando Huenupán, Richard M. Stern, Néstor Becerra Yoma
2019	J	`jnl`	Weighted delay-and-sum beamforming guided by visual tracking for human-robot interaction. CoRR José Novoa, Rodrigo Mahú, Alejandro Díaz, Jorge Wuth, Richard M. Stern, Néstor Becerra Yoma
2018	J	`jnl`	An improved DNN-based spectral feature mapping that removes noise and reverberation for robust automatic speech recognition. CoRR Juan Pablo Escudero, José Novoa, Rodrigo Mahú, Jorge Wuth, Fernando Huenupán, Richard M. Stern, Néstor Becerra Yoma
2018	A*	`conf`	DNN-HMM based Automatic Speech Recognition for HRI Scenarios. HRI José Novoa, Jorge Wuth, Juan Pablo Escudero, Josué Fredes, Rodrigo Mahú, Néstor Becerra Yoma
2018	J	`jnl`	Exploring the robustness of features and enhancement on speech recognition systems in highly-reverberant real environments. CoRR José Novoa, Juan Pablo Escudero, Jorge Wuth, Víctor Poblete, Simon King, Richard M. Stern, Néstor Becerra Yoma
2018	J	`jnl`	Highly-Reverberant Real Environment database: HRRE. CoRR Juan Pablo Escudero, Víctor Poblete, José Novoa, Jorge Wuth, Josué Fredes, Rodrigo Mahú, Richard M. Stern, Néstor Becerra Yoma
2018	J	`jnl`	Multichannel Robot Speech Recognition Database: MChRSR. CoRR José Novoa, Juan Pablo Escudero, Josué Fredes, Jorge Wuth, Rodrigo Mahú, Néstor Becerra Yoma
2018	J	`jnl`	Uncertainty weighting and propagation in DNN-HMM-based speech recognition. Comput. Speech Lang. José Novoa, Josué Fredes, Víctor Poblete, Néstor Becerra Yoma
2017	J	`jnl`	DNN-based uncertainty estimation for weighted DNN-HMM ASR. CoRR José Novoa, Josué Fredes, Néstor Becerra Yoma
2017	J	`jnl`	Discovering New Worlds: A review of signal processing methods for detecting exoplanets from astronomical radial velocity data [Applications Corner]. IEEE Signal Process. Mag. Muhammad Salman Khan, James Jenkins, Néstor Becerra Yoma
2017	J	`jnl`	Estimation of exoplanetary planet-to-star radius ratio with homomorphic processing. Astron. Comput. Rodrigo Mahú, Patricio M. Rojo, Ali Dehghan Firoozabadi, Ismael Soto, Elyar Sedaghati, Néstor Becerra Yoma
2017	J	`jnl`	Locally Normalized Filter Banks Applied to Deep Neural-Network-Based Robust Speech Recognition. IEEE Signal Process. Lett. Josué Fredes, José Novoa, Simon King, Richard M. Stern, Néstor Becerra Yoma
2017	J	`jnl`	On Bubble Sizing in Water by Ultrasound. Int. J. Interact. Mob. Technol. Walid B. Hussein, Sarah Akram Essmat, Néstor Becerra Yoma
2017	A	`conf`	Robustness Over Time-Varying Channels in DNN-HMM ASR Based Human-Robot Interaction. INTERSPEECH José Novoa, Jorge Wuth, Juan Pablo Escudero, Josué Fredes, Rodrigo Mahú, Richard M. Stern, Néstor Becerra Yoma
2016	J	`jnl`	Evaluation of the Vocal Tract Length Normalization Based Classifiers for Speaker Verification. Int. J. Recent Contributions Eng. Sci. IT Walid B. Hussein, Sarah Akram Essmat, Néstor Becerra Yoma, Fernando Huenupán
2016	A	`conf`	The Use of Locally Normalized Cepstral Coefficients (LNCC) to Improve Speaker Recognition Accuracy in Highly Reverberant Rooms. INTERSPEECH Víctor Poblete, Juan Pablo Escudero, Josué Fredes, José Novoa, Richard M. Stern, Simon King, Néstor Becerra Yoma
2015	J	`jnl`	A perceptually-motivated low-complexity instantaneous linear channel normalization technique applied to speaker verification. Comput. Speech Lang. Víctor Poblete, Felipe Espic, Simon King, Richard M. Stern, Fernando Huenupán, Josué Fredes, Néstor Becerra Yoma
2015	A	`conf`	Robustness to additive noise of locally-normalized cepstral coefficients in speaker verification. INTERSPEECH Josué Fredes, José Novoa, Víctor Poblete, Simon King, Richard M. Stern, Néstor Becerra Yoma
2014	—	`conf`	A new location system for an underground mining environment using visible light communications. CSNDSP Daniel Iturralde, Cesar A. Azurdia-Meza, Nicolas Krommenacker, Ismael Soto, Zabih Ghassemlooy, Néstor Becerra Yoma
2014	J	`jnl`	Optimization of the parameters characterizing sigmoidal rate-level functions based on acoustic features. Speech Commun. Víctor Poblete, Néstor Becerra Yoma, Richard M. Stern
2014	J	`jnl`	Shape-based modeling of the fundamental frequency contour for emotion detection in speech. Comput. Speech Lang. Juan Pablo Arias, Carlos Busso, Néstor Becerra Yoma
2013	A	`conf`	Energy and F0 contour modeling with functional data analysis for emotional speech detection. INTERSPEECH Juan Pablo Arias, Carlos Busso, Néstor Becerra Yoma
2013	J	`jnl`	On Reducing Harmonic and Sampling Distortion in Vocal Tract Length Normalization. IEEE Trans. Speech Audio Process. Néstor Becerra Yoma, Claudio Garretón, Fernando Huenupán, Ignacio Catalan, Jorge Wuth Sepúlveda
2013	A	`conf`	Optimization of sigmoidal rate-level function based on acoustic features. INTERSPEECH Víctor Poblete, Néstor Becerra Yoma, Richard M. Stern
2013	A	`conf`	VTLN based on the linear interpolation of contiguous mel filter-bank energies. INTERSPEECH Néstor Becerra Yoma, Claudio Garretón, Fernando Huenupán, Ignacio Catalan, Jorge Wuth
2012	A	`conf`	Pronunciation quality evaluation of sentences by combining word based scores. INTERSPEECH Jorge Wuth, Néstor Becerra Yoma, Leopoldo Benavides, Hiram Vivanco
2012	J	`jnl`	Telephone Channel Compensation in Speaker Verification Using a Polynomial Approximation in the Log-Filter-Bank Energy Domain. IEEE Trans. Speech Audio Process. Claudio Garretón, Néstor Becerra Yoma
2011	A	`conf`	A Study of the Effectiveness of Articulatory Strokes for Phonemic Recognition. INTERSPEECH Carlos Molina, Sungbok Lee, Shrikanth S. Narayanan, Néstor Becerra Yoma
2010	J	`jnl`	Automatic intonation assessment for computer aided language learning. Speech Commun. Juan Pablo Arias, Néstor Becerra Yoma, Hiram Vivanco
2010	J	`jnl`	Channel Robust Feature Transformation Based on Filter-Bank Energy Filtering. IEEE Trans. Speech Audio Process. Claudio Garretón, Néstor Becerra Yoma, Matias Torres
2010	J	`jnl`	Maximum Entropy-Based Reinforcement Learning Using a Confidence Measure in Speech Recognition for Telephone Speech. IEEE Trans. Speech Audio Process. Carlos Molina, Néstor Becerra Yoma, Fernando Huenupán, Claudio Garretón, Jorge Wuth
2010	A	`conf`	On enhancing feature sequence filtering with filter-bank energy transformation in speaker verification with telephone speech. INTERSPEECH Claudio Garretón, Néstor Becerra Yoma
2009	J	`jnl`	ASR based pronunciation evaluation with automatically generated competing vocabulary and classifier fusion. Speech Commun. Carlos Molina, Néstor Becerra Yoma, Jorge Wuth, Hiram Vivanco
2009	A	`conf`	ASR based pronunciation evaluation with automatically generated competing vocabulary. INTERSPEECH Carlos Molina, Néstor Becerra Yoma, Jorge Wuth, Hiram Vivanco
2009	A	`conf`	Word stress assessment for computer aided language learning. INTERSPEECH Juan Pablo Arias, Néstor Becerra Yoma, Hiram Vivanco
2008	J	`jnl`	Confidence based multiple classifier fusion in speaker verification. Pattern Recognit. Lett. Fernando Huenupán, Néstor Becerra Yoma, Carlos Molina, Claudio Garretón
2008	J	`jnl`	Special Issue on Iberian Languages. Speech Commun. Isabel Trancoso, Néstor Becerra Yoma, Plínio Almeida Barbosa, Rubén San Segundo, Kuldip K. Paliwal
2008	J	`jnl`	Unsupervised intra-speaker variability compensation based on Gestalt and model adaptation in speaker verification with telephone speech. Speech Commun. Néstor Becerra Yoma, Claudio Garretón, Carlos Molina, Fernando Huenupán
2008	A	`conf`	Unsupervised re-scoring of observation probability based on maximum entropy criterion by using confidence measure with telephone speech. INTERSPEECH Carlos Molina, Néstor Becerra Yoma, Fernando Huenupán, Claudio Garretón
2007	A	`conf`	On comparing and combining intra-speaker variability compensation and unsupervised model adaptation in speaker verification. INTERSPEECH Claudio Garretón, Néstor Becerra Yoma, Fernando Huenupán, Carlos Molina
2007	A	`conf`	Speaker verification with multiple classifier fusion using Bayes based confidence measure. INTERSPEECH Fernando Huenupán, Néstor Becerra Yoma, Carlos Molina, Claudio Garretón
2007	A	`conf`	Unsupervised re-scoring of observation probability in viterbi based on reinforcement learning by using confidence measure and HMM neighborhood. INTERSPEECH Carlos Molina, Néstor Becerra Yoma, Fernando Huenupán, Claudio Garretón
2006	J	`jnl`	Estimating tonal prosodic discontinuities in Spanish using HMM. Speech Commun. Alejandro Bassi, Néstor Becerra Yoma, Patricio Loncomilla
2006	J	`jnl`	Feature-dependent compensation of coders in speech recognition. Signal Process. Néstor Becerra Yoma, Carlos Molina
2006	J	`jnl`	Hyperelliptic curves encryption combined with block codes for Gaussian channel. Int. J. Commun. Syst. Iván Jirón, Ismael Soto, Rolando A. Carrasco, Néstor Becerra Yoma
2006	A	`conf`	Intra-speaker variability compensation in speaker verification with limited enrolling data. INTERSPEECH Claudio Garretón, Néstor Becerra Yoma, Carlos Molina, Fernando Huenupán
2006	J	`jnl`	Modeling, estimating, and compensating low-bit rate coding distortion in speech recognition. IEEE Trans. Speech Audio Process. Néstor Becerra Yoma, Carlos Molina, Jorge F. Silva, Carlos Busso
2005	J	`jnl`	Bayes-based confidence measure in speech recognition. IEEE Signal Process. Lett. Néstor Becerra Yoma, Jorge Carrasco, Carlos Molina
2004	J	`jnl`	A real-time protocol for the Internet based on the least mean square algorithm. IEEE Trans. Multim. Néstor Becerra Yoma, Juan Hood, Carlos Busso
2004	A	`conf`	Feature-dependent compensation in speech recognition. INTERSPEECH Ivan Brito, Néstor Becerra Yoma, Carlos Molina
2004	A	`conf`	The stochastic weighted viterbi algorithm: a frame work to compensate additive noise and low-bit rate coding distortion. INTERSPEECH Néstor Becerra Yoma, Ivan Brito, Carlos Molina
2003	A	`conf`	Language model accuracy and uncertainty in noise cancelling in the stochastic weighted viterbi algorithm. INTERSPEECH Néstor Becerra Yoma, Ivan Brito, Jorge F. Silva
2002	J	`jnl`	MAP speaker adaptation of state duration distributions for speech recognition. IEEE Trans. Speech Audio Process. Néstor Becerra Yoma, Jorge F. Silva
2002	J	`jnl`	Robust speaker verification with state duration modeling. Speech Commun. Néstor Becerra Yoma, Tarciano Facco Pegoraro
2002	J	`jnl`	Speaker verification in noise using a stochastic version of the weighted Viterbi algorithm. IEEE Trans. Speech Audio Process. Néstor Becerra Yoma, Miguel Villar Fernandez
2002	A	`conf`	Wizard of oz evaluation of a dialogue with communicator system in Chile. INTERSPEECH Néstor Becerra Yoma, Angela Cortés, Mauricio Hormazábal, Enrique López
2001	A	`conf`	Additive and convolutional noise canceling in speaker verification using a stochastic weighted viterbi algorithm. INTERSPEECH Néstor Becerra Yoma, Miguel Villar Fernandez
2001	J	`jnl`	On including temporal constraints in Viterbi alignment for speech recognition in noise. IEEE Trans. Speech Audio Process. Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack, Sandra Dotto Stump, Lee Luan Ling
2001	A	`conf`	Speaker adaptation of output probabilities and state duration distributions for speech recognition. INTERSPEECH Néstor Becerra Yoma, Jorge F. Silva
2000	A	`conf`	Speaker dependent temporal constraints combined with speaker independent HMM for speech recognition in noise. INTERSPEECH Néstor Becerra Yoma
2000	A	`conf`	Speaker verification in noise using temporal constraints. INTERSPEECH Néstor Becerra Yoma, Tarciano Facco Pegoraro
1999	—	`conf`	Robust connected word speech recognition using weighted viterbi algorithm and context-dependent temporal constraints. EUROSPEECH Néstor Becerra Yoma, Lee Luan Ling, Sandra Dotto Stump
1999	—	`conf`	Temporal constraints in viterbi alignment for speech recognition in noise. EUROSPEECH Néstor Becerra Yoma, Lee Luan Ling, Sandra Dotto Stump
1998	J	`jnl`	Improving performance of spectral subtraction in speech recognition using a model for additive noise. IEEE Trans. Speech Audio Process. Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack
1998	—	`—`	Speech recognition in noise using weighted matching algorithms. Néstor Becerra Yoma
1998	Misc	`conf`	Weighted Viterbi algorithm and state duration modelling for speech recognition in noise. ICASSP Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack
1997	—	`conf`	Spectral subtraction and mean normalization in the context of weighted matching algorithms. EUROSPEECH Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack
1997	Misc	`conf`	Weighted matching algorithms and reliability in noise cancelling by spectral subtraction. ICASSP Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack
1996	—	`conf`	Use of a reliability coefficient in noise cancelling by neural net and weighted matching algorithms. ICSLP Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack
1995	—	`conf`	Improved algorithms for speech recognition in noise using lateral inhibition and SNR weighting. EUROSPEECH Néstor Becerra Yoma, Fergus R. McInnes, Mervyn A. Jack