Nicolás Ruiz-Reyes

70 papers B 3C 1Misc 1Journal 40Unranked 25

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	An orthogonal non-negative matrix factorization approach for respiratory rate estimation using a wireless stethoscope. Comput. Electr. Eng. Juan De La Torre Cruz, Pablo Revuelta Sanz, Francisco J. Cañadas-Quesada, Raquel Cortina, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, José Ranilla
2025	J	`jnl`	A novel data augmentation technique based on wheezing physiological modeling applied to asthma severity management in respiratory sounds. Comput. Biol. Medicine Juan De La Torre Cruz, Francisco Jesús Cañadas-Quesada, R. Cortina-Parajon, José Ranilla Pastor, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, P. Cano-Lucena, C. Lacarcel-Bautista, Gerardo Peréz Chica, J. M. Cruz-Molina
2025	J	`jnl`	Expert system against machine learning approaches as a virtual sensor for ventricular arrhythmia risk level estimation. Biomed. Signal Process. Control. Sebastián García Galán, Alberto Rodríguez-Natal, Francisco Javier Maldonado Carrascosa, Nicolás Ruiz-Reyes, Malgorzata Szczerska, Pedro Vera-Candeas, Damián Martínez-Muñoz, Francisco J. Cañadas-Quesada, Alfonso Cruz-Lendinez
2025	J	`jnl`	Fuzzy game-theoretic optimization for sustainable cloud computing. Eng. Appl. Artif. Intell. Francisco Javier Maldonado Carrascosa, Sebastián García Galán, Manuel Valverde Ibañez, Malgorzata Szczerska, Tomasz Marciniak, Nicolás Ruiz-Reyes
2024	J	`jnl`	An incremental algorithm based on multichannel non-negative matrix partial co-factorization for ambient denoising in auscultation. CoRR Juan De La Torre Cruz, Francisco Jesús Cañadas-Quesada, Damián Martínez-Muñoz, Nicolás Ruiz-Reyes, Sebastián García Galán, Julio José Carabias-Orti
2024	J	`jnl`	Enhanced virtual machine migration for energy sustainability optimization in cloud computing through knowledge acquisition. Comput. Electr. Eng. Doraid Seddiki, Francisco Javier Maldonado Carrascosa, Sebastián García Galán, Manuel Valverde Ibañez, Tomasz Marciniak, Nicolás Ruiz-Reyes
2024	J	`jnl`	Expert system-based application for fatal ventricular arrhythmia risk level estimation based on QT-Interval prolongation. Expert Syst. Appl. Sebastián García Galán, José Angel Cabrera, Adam Marchewka, J. Enrique Muñoz Expósito, Juan De La Torre Cruz, Pedro Vera-Candeas, Francisco J. Rodríguez-Serrano, Julio J. Carabias-Orti, Francisco J. Cañadas-Quesada, Raul Mata Campos, Nicolás Ruiz-Reyes, Alfonso Cruz-Lendinez
2024	J	`jnl`	Improving snore detection under limited dataset through harmonic/percussive source separation and convolutional neural networks. CoRR Francisco David González Martínez, Julio José Carabias-Orti, Francisco J. Cañadas-Quesada, Nicolás Ruiz-Reyes, Damián Martínez-Muñoz, Sebastián García Galán
2023	J	`jnl`	Detection of valvular heart diseases combining orthogonal non-negative matrix factorization and convolutional neural networks in PCG signals. J. Biomed. Informatics Juan De La Torre Cruz, Francisco J. Cañadas-Quesada, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Sebastián García Galán, Julio J. Carabias-Orti, José Ranilla
2022	J	`jnl`	Multichannel Blind Music Source Separation Using Directivity-Aware MNMF With Harmonicity Constraints. IEEE Access Antonio Jesús Muñoz-Montoro, Julio J. Carabias-Orti, Pablo Cabañas Molero, Francisco J. Cañadas-Quesada, Nicolás Ruiz-Reyes
2022	J	`jnl`	Unsupervised detection and classification of heartbeats using the dissimilarity matrix in PCG signals. Comput. Methods Programs Biomed. Juan De La Torre Cruz, Damián Martínez-Muñoz, Nicolás Ruiz-Reyes, Antonio Jesús Muñoz-Montoro, Miguel Puentes-Chiachio, Francisco J. Cañadas-Quesada
2021	B	`conf`	Interpretable Fuzzy Rule-Based System for Fatal Ventricular Arrhythmia Risk Level Estimation due to QT-Prolonging Treatments. SMC Sebastián García Galán, José Angel Cabrera, Adam Marchewka, José Enrique Muñoz Expósito, Rocío Pérez de Prado, Antonia Galán-Dávila, Nicolás Ruiz-Reyes, Alfonso Cruz-Lendinez
2021	J	`jnl`	Monophonic and Polyphonic Wheezing Classification Based on Constrained Low-Rank Non-Negative Matrix Factorization. Sensors Juan De La Torre Cruz, Francisco Jesús Cañadas-Quesada, Nicolás Ruiz-Reyes, Sebastián García Galán, Julio José Carabias-Orti, Gerardo Peréz Chica
2020	J	`jnl`	Combining a recursive approach via non-negative matrix factorization and Gini index sparsity to improve reliable detection of wheezing sounds. Expert Syst. Appl. Juan De La Torre Cruz, Francisco Jesús Cañadas-Quesada, Julio José Carabias-Orti, Pedro Vera-Candeas, Nicolás Ruiz-Reyes
2020	B	`conf`	Relevance of Using Interpretability Indexes for the Design of Schedulers in Cloud Computing Systems. FUZZ-IEEE Sebastián García Galán, Mouad Seddiki, Rocío Pérez de Prado, J. Enrique Muñoz Expósito, Adam Marchewka, Nicolás Ruiz-Reyes
2020	J	`jnl`	Smart Containers Schedulers for Microservices Provision in Cloud-Fog-IoT Networks. Challenges and Opportunities. Sensors Rocío Pérez de Prado, Sebastián García Galán, José Enrique Muñoz Expósito, Adam Marchewka, Nicolás Ruiz-Reyes
2020	J	`jnl`	Wheezing Sound Separation Based on Informed Inter-Segment Non-Negative Matrix Partial Co-Factorization. Sensors Juan De La Torre Cruz, Francisco Jesús Cañadas-Quesada, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Julio José Carabias-Orti
2019	J	`jnl`	Specific Parameter-Free Global Optimization to Speed Up Setting and Avoid Factors Interactions. Comput. Informatics Rafael Rodriguez-Reche, Rocío Pérez de Prado, Sebastián García Galán, José Enrique Muñoz Expósito, Nicolás Ruiz-Reyes
2018	J	`jnl`	Multimodal speaker diarization for meetings using volume-evaluated SRP-PHAT and video analysis. Multim. Tools Appl. Pablo Cabañas Molero, M. J. Lucena-Lopez, José Manuel Fuertes, Pedro Vera-Candeas, Nicolás Ruiz-Reyes
2018	—	`conf`	Wheezing Sound Separation Based on Constrained Non-Negative Matrix Factorization. ICBBT Juan De La Torre Cruz, Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, V. Montiel-Zafra, Nicolás Ruiz-Reyes
2016	J	`jnl`	Compositional model for speech denoising based on source/filter speech representation and smoothness/sparseness noise constraints. Speech Commun. Pablo Cabañas Molero, Damián Martínez-Muñoz, Pedro Vera-Candeas, Francisco J. Cañadas-Quesada, Nicolás Ruiz-Reyes
2016	J	`jnl`	Constrained non-negative matrix factorization for score-informed piano music restoration. Digit. Signal Process. Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, Damián Martínez-Muñoz, Nicolás Ruiz-Reyes, Julio J. Carabias-Orti, Pablo Cabañas Molero
2016	—	`conf`	Gunshot detection and localization based on Non-negative Matrix Factorization and SRP-hat. SAM J. Lopez-Morillas, Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Raul Mata Campos, V. Montiel-Zafra
2015	—	`conf`	An Audio to Score Alignment Framework Using Spectral Factorization and Dynamic Time Warping. ISMIR Julio José Carabias-Orti, Francisco J. Rodríguez-Serrano, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Francisco J. Cañadas-Quesada
2014	J	`jnl`	Monophonic constrained non-negative sparse coding using instrument models for audio separation and transcription of monophonic source-based polyphonic mixtures. Multim. Tools Appl. Francisco José Rodríguez-Serrano, Julio José Carabias-Orti, Pedro Vera-Candeas, Francisco Jesús Cañadas-Quesada, Nicolás Ruiz-Reyes
2014	J	`jnl`	Percussive/harmonic sound separation by non-negative matrix factorization with smoothness/sparseness constraints. EURASIP J. Audio Speech Music. Process. Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Julio J. Carabias-Orti, Pablo Cabañas Molero
2014	—	`conf`	Supervised Separation of Speech from Background Piano Music using a Nonnegative Matrix Factorization Approach. STAIRS A. Martinez-Colón, Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, F. Moreno-Fuentes
2014	J	`jnl`	Voicing detection based on adaptive aperiodicity thresholding for speech enhancement in non-stationary noise. IET Signal Process. Pablo Cabañas Molero, Damián Martínez-Muñoz, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Francisco José Rodríguez-Serrano
2013	J	`jnl`	Constrained non-negative sparse coding using learnt instrument templates for realtime music transcription. Eng. Appl. Artif. Intell. Julio J. Carabias-Orti, Francisco J. Rodríguez-Serrano, Pedro Vera-Candeas, Francisco J. Cañadas-Quesada, Nicolás Ruiz-Reyes
2012	—	`conf`	Multiple Instrument Mixtures Source Separation Evaluation Using Instrument-Dependent NMF Models. LVA/ICA Francisco J. Rodríguez-Serrano, Julio J. Carabias-Orti, Pedro Vera-Candeas, Tuomas Virtanen, Nicolás Ruiz-Reyes
2011	—	`conf`	Blind Estimation of Reverberation Time from Monophonic Instrument Recordings Based on Non-Negative Matrix Factorization. Semantic Audio Maximo Cobos, Pedro Vera-Candeas, Julio J. Carabias-Orti, Nicolás Ruiz-Reyes, José J. López
2011	J	`jnl`	Low-complexity F0-based speech/nonspeech discrimination approach for digital hearing aids. Multim. Tools Appl. Pablo Cabañas Molero, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Saturnino Maldonado-Bascón
2011	J	`jnl`	Musical Instrument Sound Multi-Excitation Model for Non-Negative Spectrogram Factorization. IEEE J. Sel. Top. Signal Process. Julio J. Carabias-Orti, Tuomas Virtanen, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Francisco J. Cañadas-Quesada
2010	—	`conf`	A Comparative Analysis of Time-frequency Decompositions in Polyphonic Pitch Estimation. SIGMAP Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Julio J. Carabias-Orti, Pablo Cabañas Molero, F. Rodriguez
2010	J	`jnl`	Adaptive Signal Modeling Based on Sparse Approximations for Scalable Parametric Audio Coding. IEEE Trans. Speech Audio Process. Nicolás Ruiz-Reyes, Pedro Vera-Candeas
2010	—	`conf`	Amplitude modulated sinusoidal modeling for audio onset detection. EUSIPCO Francisco J. Rodríguez-Serrano, Pedro Vera-Candeas, Pablo Cabañas Molero, Julio José Carabias-Orti, Nicolás Ruiz-Reyes
2010	C	`conf`	Improving multiple-F0 estimation by onset detection for polyphonic music transcription. MMSP Francisco J. Cañadas-Quesada, Francisco J. Rodríguez-Serrano, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Julio J. Carabias-Orti
2010	—	`conf`	Matching Pursuits based on Perceptual Distortion Minimization for Sinusoidal Audio Modelling. SIGMAP Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Francisco J. Cañadas-Quesada, Julio J. Carabias-Orti, Pablo Cabañas Molero, F. Rodriguez
2010	J	`jnl`	Music Scene-Adaptive Harmonic Dictionary for Unsupervised Note-Event Detection. IEEE Trans. Speech Audio Process. Julio J. Carabias-Orti, Pedro Vera-Candeas, Francisco J. Cañadas-Quesada, Nicolás Ruiz-Reyes
2010	J	`jnl`	Two-stage cascaded classification approach based on genetic fuzzy learning for speech/music discrimination. Eng. Appl. Artif. Intell. Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Sebastián García Galán, J. Enrique Muñoz Expósito
2010	J	`jnl`	Wavelet-based approach for transient modeling with application to parametric audio coding. Digit. Signal Process. Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Francisco López-Ferreras
2009	J	`jnl`	Bark scale-based perceptual matching pursuit for improving sinusoidal audio modeling. Digit. Signal Process. Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Francisco López-Ferreras
2009	—	`conf`	Multimedia Platform for Mobile Tourist Guidance and Services in the Cities of Ubeda and Baeza (Spain). WINSYS Damián Martínez Muñoz, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Luis Alcántara García
2009	J	`jnl`	New algorithm based on spectral distance maximization to deal with the overlapping partial problem in note-event detection. Signal Process. Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Francisco J. Cañadas-Quesada, Julio J. Carabias-Orti
2009	J	`jnl`	New speech/music discrimination approach based on fundamental frequency estimation. Multim. Tools Appl. Nicolás Ruiz-Reyes, Pedro Vera-Candeas, J. Enrique Muñoz Expósito, Sebastián García Galán, Francisco J. Cañadas-Quesada
2009	—	`conf`	Overlapped event-note separation based on partials amplitude and phase estimation for polyphonic music transcription. EUSIPCO Julio J. Carabias-Orti, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Francisco J. Cañadas-Quesada, Raul Mata Campos
2009	—	`conf`	Polyphonic transcription based on temporal evolution of spectral similarity of gaussian mixture models. EUSIPCO Francisco J. Cañadas-Quesada, Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Julio J. Carabias-Orti
2009	J	`jnl`	Speech/Music Discrimination Based on Warping Transformation and Fuzzy Logic for Intelligent Audio Coding. Appl. Artif. Intell. J. Enrique Muñoz Expósito, Sebastián García Galán, Nicolás Ruiz-Reyes, Pedro Vera-Candeas
2008	J	`jnl`	Particle swarm optimization for biomass-fuelled systems with technical constraints. Eng. Appl. Artif. Intell. P. Reche López, Francisco Jurado, Nicolás Ruiz-Reyes, Sebastián García Galán, Manuel Gómez-González
2007	J	`jnl`	Adaptive network-based fuzzy inference system vs. other classification algorithms for warped LPC-based speech/music discrimination. Eng. Appl. Artif. Intell. J. Enrique Muñoz Expósito, Sebastián García Galán, Nicolás Ruiz-Reyes, Pedro Vera-Candeas
2007	B	`conf`	Audio Coding Improvement Using Evolutionary Speech/Music Discrimination. FUZZ-IEEE J. Enrique Muñoz Expósito, Sebastián García Galán, Nicolás Ruiz-Reyes, Pedro Vera-Candeas
2007	—	`conf`	Profitability Comparison Between Gas Turbines and Gas Engine in Biomass-Based Power Plants Using Binary Particle Swarm Optimization. IWINAC (2) P. Reche López, Manuel Gómez-González, Nicolás Ruiz-Reyes, Francisco Jurado
2007	—	`conf`	Speech/Music Classification Based on Distributed Evolutionary Fuzzy Logic for Intelligent Audio Coding. IbPRIA (2) J. Enrique Muñoz Expósito, Nicolás Ruiz-Reyes, Sebastián García Galán, Pedro Vera-Candeas
2006	—	`conf`	A High Resolution Pursuit-based approach for detecting ultrasonic flaw echoes. EUSIPCO Nicolás Ruiz-Reyes, Pedro Vera-Candeas, J. Curpián-Alonso, Francisco J. Cañadas-Quesada
2006	—	`conf`	A time-frequency adaptive signal model-based approach for parametric ECG compression. EUSIPCO Nicolás Ruiz-Reyes, Pedro Vera-Candeas, P. Reche López, Francisco J. Cañadas-Quesada
2006	J	`jnl`	Fast implementation of an improved parametric audio coder based on a mixed dictionary. Signal Process. Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, Juan C. Cuevas-Martínez, Francisco López-Ferreras
2006	—	`conf`	Speech/music discrimination using awarped LPC-based feature and a fuzzy expert system for intelligent audio coding. EUSIPCO J. Enrique Muñoz Expósito, Sebastián García Galán, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, F. Rivas-Peña
2006	—	`conf`	Streaming over the Internet with a scalable parametric audio coder. EUSIPCO Juan C. Cuevas-Martínez, Pedro Vera-Candeas, Nicolás Ruiz-Reyes
2005	—	`conf`	Adaptive Signal Models for Wide-Band Speech and Audio Compression. IbPRIA (2) Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, Juan C. Cuevas-Martínez, Francisco López-Ferreras
2005	—	`conf`	New warped LPC-Based Feature for Fast and robust speech/Music Discrimination. ICMC J. Enrique Muñoz Expósito, Sebastián García Galán, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, F. Rivas-Peña
2005	—	`conf`	Speech/Music Discrimination Using a Single Warped LPC-Based Feature. ISMIR J. Enrique Muñoz Expósito, Sebastián García Galán, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, F. Rivas-Peña
2005	—	`conf`	Using a sines + wavelets mixed dictionary for improving matching pursuit-based parametric audio coding. EUSIPCO Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, Juan C. Cuevas-Martínez, José Miguel García-Rubia
2004	—	`conf`	Parametric audio coding based on adaptive signal models. EUSIPCO Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, P. Reche López, Juan C. Cuevas-Martínez
2004	J	`jnl`	Transient modeling by matching pursuits with a wavelet dictionary for parametric audio coding. IEEE Signal Process. Lett. Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, Damián Martínez-Muñoz, Francisco López-Ferreras
2003	J	`jnl`	Adaptive wavelet-packet analysis for audio coding purposes. Signal Process. Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, Francisco López-Ferreras, Pilar Jarabo Amores
2003	Misc	`conf`	Sinusoidal Modelling with Complex Exponentials for Speech and Audio Signals. IbPRIA Pedro Vera-Candeas, Nicolás Ruiz-Reyes, Damián Martínez Muñoz, J. Curpián-Alonso, Manuel Rosa-Zurera, M. J. Lucena-Lopez
2003	J	`jnl`	Use of the symmetrical extension for improving a time-varying wavelet-packet-based audio coder. Digit. Signal Process. Manuel Rosa-Zurera, Nicolás Ruiz-Reyes, Pedro Vera-Candeas, Francisco López-Ferreras
2001	J	`jnl`	A new algorithm for translating psycho-acoustic information to the wavelet domain. Signal Process. Manuel Rosa-Zurera, Francisco López-Ferreras, Maria P. Jarabo-Amores, Saturnino Maldonado-Bascón, Nicolás Ruiz-Reyes
2000	—	`conf`	A new perceptual entropy-based method to achieve a signal adapted wavelet tree in a low bit rate perceptual audio coder. EUSIPCO Nicolás Ruiz-Reyes, Manuel Rosa-Zurera, Francisco López-Ferreras, Damián Martínez-Muñoz
2000	—	`conf`	Low delay audio coder using adaptive vector quantization. EUSIPCO Damián Martínez-Muñoz, Manuel Rosa-Zurera, Francisco López-Ferreras, Nicolás Ruiz-Reyes