Perfil

Ruiz Reyes,   Nicolás

Born in Linares (Jaén) in 1967. He obtained the degree of Doctor of Telecommunication Engineering from the University of Alcalá in 2000. He promoted to University Full Professor in 2010. He has participated in several Doctoral Programs, having supervised eight doctoral theses. Nicolás Ruiz has published more than 60 research papers in prestigious international journals, most of them in the Journal Citation Report (JCR), and more than 120 papers in relevant international conferences. He has also participated in 40 research projects funded in public calls, acting in 15 of them as principal researcher. He has also participated in 35 R&D contracts with private companies. He has four recognized teaching periods, three research periods and four autonomic periods. The total number of citations of his scientific production is 305 according to Web of Science and 482 according to Scopus. Finally, his index h is 11 according to Web of Science and 13 according to Scopus.

ID ORCID: 0000-0003-4631-5326

Publicaciones

an orthogonal non-negative matrix factorization approach for respiratory rate estimation using a wireless stethoscope

journal-article

doi   10.1016/j.compeleceng.2025.110810

eid  

2026

detection of valvular heart diseases combining orthogonal non-negative matrix factorization and convolutional neural networks in pcg signals

journal-article

doi   10.1016/j.jbi.2023.104475

eid  

2023

multichannel blind music source separation using directivity-aware mnmf with harmonicity constraints

journal-article

doi   10.1109/ACCESS.2022.3150248

eid  

2022

monophonic and polyphonic wheezing classification based on constrained low-rank non-negative matrix factorization

journal-article

doi   10.3390/s21051661

eid  

2021

multimodal speaker diarization for meetings using volume-evaluated srp-phat and video analysis

journal-article

doi   10.1007/s11042-018-5944-2

eid   1380-7501

2018

a non-negative matrix factorization approach based on spectro-temporal clustering to extract heart sounds

journal-article

doi   10.1016/j.apacoust.2017.04.005

eid  

2017

a novel method to remove gpr background noise based on the similarity of non-neighboring regions

journal-article

doi   10.1016/j.jappgeo.2017.07.010

eid   WOS:000408781800019

2017

dynamic voltage frequency scaling simulator for real workflows energy-aware management in green cloud computing

journal-article

doi   10.1371/journal.pone.0169803

eid   WOS:000391972600039

2017

a teaching experience beyond mathematical equations: how to create a physical spread-spectrum multiuser transmission environment using hardware resources

book-chapter

doi   WOS:000402738403031

eid  

2016

compositional model for speech denoising based on source/filter speech representation and smoothness/sparseness noise constraints

journal-article

doi   10.1016/j.specom.2015.10.008

eid   2-s2.0-84960245821

2016

constrained non-negative matrix factorization for score-informed piano music restoration

journal-article

doi   10.1016/j.dsp.2016.01.004

eid   2-s2.0-84956630678

2016

an improved educational software for learning spread-spectrum communications over a real acoustic channel using audio hardware

book-chapter

doi   WOS:000402738400114

eid  

2016

monophonic constrained non-negative sparse coding using instrument models for audio separation and transcription of monophonic source-based polyphonic mixtures

journal-article

doi   10.1007/s11042-013-1398-8

eid   WOS:000339889800042

2014

supervised separation of speech from background piano music using a nonnegative matrix factorization approach

book-chapter

doi   10.3233/978-1-61499-421-3-181

eid   WOS:000350218400019

2014

voicing detection based on adaptive aperiodicity thresholding for speech enhancement in non-stationary noise

journal-article

doi   10.1049/iet-spr.2011.0224

eid   2-s2.0-84897500022

2014

percussive/harmonic sound separation by non-negative matrix factorization with smoothness/sparseness constraints

journal-article

doi   10.1186/s13636-014-0026-5

eid   WOS:000347392400001

2014

constrained non-negative sparse coding using learnt instrument templates for realtime music transcription

journal-article

doi   10.1016/j.engappai.2013.03.010

eid   WOS:000320744200004

2013

enhancing the transference of knowledge of topics about advanced digital communications techniques using a multimedia interactive simulator

journal-article

doi   WOS:000326396402004

eid  

2012

low-complexity f0-based speech/nonspeech discrimination approach for digital hearing aids

journal-article

doi   10.1007/s11042-010-0523-1

eid   WOS:000291953700005

2011

musical instrument sound multi-excitation model for non-negative spectrogram factorization

journal-article

doi   10.1109/JSTSP.2011.2159700

eid   WOS:000295012900006

2011

matching pursuits based on perceptual distortion minimization for sinusoidal audio modelling

journal-article

doi   WOS:000392903400013

eid  

2010

learning digital modulations using a communication system over the acoustic channel and problem-based teaching

journal-article

doi   WOS:000318797406060

eid  

2010

adaptive signal modeling based on sparse approximations for scalable parametric audio coding

journal-article

doi   10.1109/TASL.2009.2037396

eid   WOS:000274395500004

2010

a comparative analysis of time-frequency decompositions in polyphonic pitch estimation

journal-article

doi   WOS:000392903400021

eid  

2010

two-stage cascaded classification approach based on genetic fuzzy learning for speech/music discrimination

journal-article

doi   10.1016/j.engappai.2009.06.006

eid   WOS:000275785300002

2010

evaluation of a particle swarm optimization based method for optimal location of photovoltaic grid-connected systems

journal-article

doi   10.1080/15325001003652926

eid   WOS:000280378700002

2010

amplitude modulated sinusoidal modeling for audio onset detection

book-chapter

doi   WOS:000349999100104

eid  

2010

music scene-adaptive harmonic dictionary for unsupervised note-event detection

journal-article

doi   10.1109/TASL.2009.2038824

eid   WOS:000274395500006

2010

a honey bee foraging approach for optimal location of a biomass power plant

journal-article

doi   10.1016/j.apenergy.2010.01.015

eid   WOS:000278675100002

2010

wavelet-based approach for transient modeling with application to parametric audio coding

journal-article

doi   10.1016/j.dsp.2009.04.011

eid   WOS:000272437900012

2010

a multiple-f0 estimation approach based on gaussian spectral modelling for polyphonic music transcription

journal-article

doi   10.1080/09298211003695579

eid   WOS:000277576000007

2010

speech/music discrimination based on warping transformation and fuzzy logic for intelligent audio coding

journal-article

doi   10.1080/08839510902872306

eid   WOS:000265579700003

2009

comparison of metaheuristic techniques to determine optimal placement of biomass power plants

journal-article

doi   10.1016/j.enconman.2009.04.008

eid   WOS:000267586800018

2009

fixed kernel regression for voltammogram feature extraction

journal-article

doi   10.1088/0957-0233/20/12/125202

eid   WOS:000271900500024

2009

an experience about collaborative learning in an engineering course belonging to "dependency and equality in personal autonomy" master

journal-article

doi   WOS:000275125000021

eid  

2009

comparing open-source e-learning platforms from adaptivity point of view

journal-article

doi   WOS:000275125000012

eid  

2009

new speech/music discrimination approach based on fundamental frequency estimation

journal-article

doi   10.1007/s11042-008-0228-x

eid   WOS:000261958500005

2009

bark scale-based perceptual matching pursuit for improving sinusoidal audio modeling

journal-article

doi   10.1016/j.dsp.2008.10.001

eid   WOS:000263213700007

2009

a method for fuzzy logic optimization and its application in placement of biomass power plants

journal-article

doi   WOS:000279761800007

eid  

2009

a platform designed to motivate the autonomous learning about computer architectures

journal-article

doi   WOS:000275125000027

eid  

2009

new algorithm based on spectral distance maximization to deal with the overlapping partial problem in note-event detection

journal-article

doi   10.1016/j.sigpro.2009.02.019

eid   WOS:000266149500017

2009

a method for particle swarm optimization and its application in location of biomass power plants

journal-article

doi   10.1080/15435070802107165

eid   WOS:000257029200006

2008

particle swarm optimization for biomass-fuelled systems with technical constraints

journal-article

doi   10.1016/j.engappai.2008.04.013

eid   WOS:000261307500026

2008

note-event detection in polyphonic musical signals based on harmonic matching pursuit and spectral smoothness

journal-article

doi   10.1080/09298210802474475

eid   WOS:000261766800001

2008

optimization of biomass fuelled systems for distributed power generation using particle swarm optimization

journal-article

doi   10.1016/j.epsr.2008.01.005

eid   WOS:000256572200015

2008

adaptive network-based fuzzy inference system vs. other classification algorithms for warped lpc-based speech/music discrimination

journal-article

doi   10.1016/j.engappai.2006.10.007

eid   WOS:000248560700006

2007

speech/music classification based on distributed evolutionary fuzzy logic for intelligent audio coding

book-chapter

doi   WOS:000247329100070

eid  

2007

new speech/music discrimination approach based on warping transformation and anfis

journal-article

doi   10.1080/09298210601045682

eid   WOS:000242767900005

2006

high-resolution pursuit for detecting flaw echoes close to the material surface in ultrasonic ndt

journal-article

doi   10.1016/j.ndteint.2006.02.002

eid   WOS:000239638200007

2006

matching pursuit-based approach for ultrasonic flaw detection

journal-article

doi   10.1016/j.sigpro.2005.07.019

eid   WOS:000236232900006

2006

sinusoidal modelling using perceptual matching pursuits in the bark scale for parametric audio coding

journal-article

doi   10.1049/ip-vis:20050114

eid   WOS:000240324700005

2006

fast implementation of an improved parametric audio coder based on a mixed dictionary

journal-article

doi   10.1016/j.sigpro.2005.05.022

eid   WOS:000235173800003

2006

transient voltage stability and voltage sag discrimination by matching pursuit-based transient modeling and neural networks

journal-article

doi   10.1080/15325000500241126

eid   WOS:000235364900006

2006

adaptive signal models for wide-band speech and audio compression

book-chapter

doi   WOS:000230027000070

eid  

2005

discrimination between transient voltage stability and voltage sag using damped sinusoids-based transient modeling

journal-article

doi   10.1109/TPWRD.2005.855436

eid   WOS:000232407300035

2005

new matching pursuit-based algorithm for snr improvement in ultrasonic ndt

journal-article

doi   10.1016/j.ndteint.2004.12.001

eid   WOS:000229125500006

2005

new matching pursuit based sinusoidal modelling method for audio coding

journal-article

doi   10.1049/ip-vis:20040044

eid   WOS:000189306000003

2004

transient modeling by matching pursuits with a wavelet dictionary for parametric audio coding

journal-article

doi   10.1109/LSP.2003.822904

eid   2-s2.0-1642399766

2004

sinusoidal modelling with complex exponentials for speech and audio signals

book

doi   2-s2.0-35248842094

eid  

2003

a new sinusoidal modelling approach for parametric speech and audio coding

journal-article

doi   WOS:000227381500025

eid  

2003

new low bit-rate audio coding approach based on adaptive wavelet analysis

journal-article

doi   2-s2.0-0346361555

eid  

2003

quantisation noise control in perceptual audio coding using low selectivity filter banks

journal-article

doi   10.1049/el:20020573

eid   2-s2.0-0036683812

2002

a new algorithm for translating psycho-acoustic information to the wavelet domain

journal-article

doi   10.1016/S0165-1684(00)00230-9

eid   WOS:000167688100007

2001