Research Explorer

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Researcher

Nilesh Madhu

Publications & Research Data

Awards & Distinctions

100 Results

2025

'Study of lightweight transformer architectures for single-channel speech enhancement

Haixin ZhaoNilesh Madhu

Array agnostic multi-channel speech presence probability estimation

Shuai TaoKaixuan YangStijn KindtJ. R. JensenM. G. ChristensenNilesh Madhu

Coded speech enhancement using auxiliary utterance-level information

Haixin ZhaoNilesh Madhu

A1 Journal Article in EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING

Heart-carotid pulse-wave velocity via laser-Doppler vibrometry as a biomarker for arterial stiffening : a feasibility study

Simeon BeeckmanSmriti BadhwarYanlu LiSoren AasmulNilesh MadhuHakim KhettabElie MousseauxUmit GencerPierre BoutouyrieRosa Maria Bruno et al.

A1 Journal Article in PHYSIOLOGICAL MEASUREMENT

Laser-Doppler vibrometry as non-invasive technique for the real-time assessment of cardiovascular health

Simeon BeeckmanPatrick SegersNilesh Madhu

Methods for single-biomolecule translocation event detection from nanopore current signal : a review

Pratima UpreteeWouter BotermansKoen MartensSanjin MarionJan FostierNilesh Madhu

A1 Journal Article in IEEE SENSORS JOURNAL

Novel training paradigm and ablation study on integrating background noise with variable accuracy for noise-aware speech enhancement

Siyuan SongHaixin ZhaoNilesh Madhu

Real-time beat-to-beat pulse wave velocity estimation : a quality-driven approach using laser Doppler vibrometry

Silvia SeoniPatrick SegersSimeon BeeckmanMassimo SalviMarco RomanelliSmriti BadhwarRosa Maria BrunoYanlu LiSoren AasmulNilesh Madhu et al.

A1 Journal Article in MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING

Single-channel speech enhancement with prior knowledge

Yanjue SongNilesh MadhuKris Demuynck

Target speaker extraction : the importance of a powerful extractor and content-informed embeddings

Elias De SouterStijn KindtKaixuan YangHaixin ZhaoSiyuan SongYanjue SongNilesh Madhu

Towards audio context-aware hearing augmentation

Siyuan SongNilesh MadhuKris Demuynck

Towards complex-valued VAE-based distillation for representation learning in speech enhancement

Haixin ZhaoKaixuan YangNilesh Madhu

Towards deep localisation and separation with ad hoc distributed microphone arrays

Stijn KindtNilesh MadhuTijl De Bie

2024

Bitrate-informed coded speech enhancement model

Haixin ZhaoNilesh Madhu

Efficient, cluster-informed, deep speech separation with cross-cluster information in AD-HOC wireless acoustic sensor networks

Stijn KindtJihyun KimHong-Goo KangNilesh Madhu

Enhanced deep speech separation in clustered ad hoc distributed microphone environments

Jihyun KimStijn KindtNilesh MadhuHong-Goo Kang

Enhancing neural speech embeddings for generative speech models

Doyeon KimYanjue SongNilesh MadhuHong-Goo Kang

Evaluation of BLE-based audio broadcasting under probabilistic interference

Mathias BaertBart MoonsJowan PittevilsYanjue SongNilesh MadhuJeroen Hoebeke

A1 Journal Article in COMPUTER COMMUNICATIONS

Heart-carotid pulse-wave velocity via laser-doppler vibrometry : feasibility and a deep-learning based approach

Simeon BeeckmanSoren AasmulNilesh MadhuElie MousseauxUmit GencerSmriti BadhwarRosa-Maria BrunoPatrick Segers

Heart-carotid pulse-wave velocity via laser-doppler vibrometry as a biomarker for arterial stiffening : a feasibility study

Simeon BeeckmanSoren AasmulNilesh MadhuElie MousseauxUmit GencerSmriti BadhwarRosa Maria BrunoPatrick Segers

Insights into magnitude and phase estimation by masking and mapping in DNN-based multichannel speaker separation

Alexander BohlenderAnn SprietWouter TirryNilesh Madhu

Investigation on system bandwidth for DNN-based binaural sound localisation for hearing AIDS

Jonas Van DammeStijn KindtSiyuan SongJasper MaesNilesh Madhu

On the disentanglement and robustness of self-supervised speech representations

Yanjue SongDoyeon KimNilesh MadhuHong-Goo Kang

Phase reconstruction in single channel speech enhancement based on phase gradients and estimated clean-speech amplitudes

Yanjue SongNilesh Madhu

Robust detection of background acoustic scene in the presence of foreground speech

Siyuan SongYanjue SongNilesh Madhu

A1 Journal Article in APPLIED SCIENCES-BASEL

Robustness of ad hoc microphone clustering using speaker embeddings : evaluation under realistic and challenging scenarios (vol 2023, 46, 2023)

Stijn KindtJenthe ThienpondtLuca BeckerNilesh Madhu

Salient sound extraction using deep neural networks predicting complex masks

Tomasz GrzywalskiDick BotteldoorenYanjue SongNilesh Madhu

Spatially selective speaker separation : bridging the gap between blind and strongly location guided methods

Alexander BohlenderNilesh MadhuKris Demuynck

Spatially selective speaker separation using a DNN with a location dependent feature extraction

Alexander BohlenderAnn SprietWouter TirryNilesh Madhu

A1 Journal Article in IEEE-ACM TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

Spectrum-aware neural vocoder based on self-supervised learning for speech enhancement

Yanjue SongDoyeon KimHong-Goo KangNilesh Madhu

Weakly DOA guided speaker separation with random look directions and iteratively refined target and interference priors

Alexander BohlenderAnn SprietWouter TirryNilesh Madhu

2023

Ad hoc distributed microphones clustering : a comparative analysis on using coherence and signal-specific features

Stijn KindtMartijn MeeldijkNilesh Madhu

Aiding speech harmonic recovery in DNN-based single channel noise reduction using cepstral excitation manipulation (CEM) components

Yanjue SongNilesh Madhu

Comparative study of LC3plus and Lyra codec on DNN-based source localisation for hearing aids

Siyuan SongStijn KindtJasper MaesAlexander BohlenderNilesh Madhu

CRNN-based multi-DOA estimator : comparing classification and regression

Pieter CooremanAlexander BohlenderNilesh Madhu

Detecting translocation of DNA nanostructures through nanopores : first steps towards structural barcode readout

Pratima UpreteeSybren SantermansKoen MartensJuliette GeversSanjin MarionWouter Van Den BoschJan FostierNilesh Madhu

Enhancing multichannel laser-doppler vibrometry signals with application to (carotid-femoral) pulse transit time estimation

Simeon BeeckmanYanlu LiSoren AasmulRoel BaetsPierre BoutouyriePatrick SegersNilesh Madhu

Exploiting speaker embeddings for improved microphone clustering and speech separation in ad-hoc microphone arrays

Stijn KindtJenthe ThienpondtNilesh Madhu

Feasibility of laser-doppler-vibrometry to measure cardiac signals for heart-carotid pulse-wave velocity estimation

Simeon BeeckmanSmriti BadhwarRosa Maria BrunoPierre BoutouyriePatrick SegersSoren AasmulNilesh Madhu

Improved deep speaker localization and tracking : revised training paradigm and controlled latency

Alexander BohlenderLiesbeth RoelensNilesh Madhu

Influence of lossy speech codecs on hearing-aid, binaural sound source localisation using DNNS

Siyuan SongStijn KindtJasper MaesAlexander BohlenderNilesh Madhu

InSiDe : cardiovascular disease screening

Simeon BeeckmanNilesh MadhuPatrick Segers

Investigating spherical head models to simulate binaural room impulses for training deep neural networks

Jasper MaesSiyuan SongStijn KindtPieter-Jan MaesBruno MasieroNilesh Madhu

Investigations on the optimal estimation of speech envelopes for the two-stage speech enhancement

Yanjue SongNilesh Madhu

A1 Journal Article in SENSORS

Margin-mixup : a method for robust speaker verification in multi-speaker audio

Jenthe ThienpondtNilesh MadhuKris Demuynck

Measuring carotid-femoral pulse-wave velocity with real-time laser-doppler vibrometry

Simeon BeeckmanYanlu LiSoren AasmulNilesh MadhuSmriti BhadwarRosa-Maria BrunoPierre BoutouyriePatrick Segers

Robustness of ad hoc microphone clustering using speaker embeddings : evaluation under realistic and challenging scenarios

Stijn KindtJenthe ThienpondtLuca BeckerNilesh Madhu

A1 Journal Article in EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING

2022

Acoustic speech features in social comparison : how stress impacts the way you sound

Mitchel KappenJonas Van Der DoncktGert VanhollebekeJens AllaertVicky DegraeveNilesh MadhuSofie Van HoeckeMarie-Anne Vanderhasselt

A1 Journal Article in SCIENTIFIC REPORTS

Analysis of a neural network approach to linear beamforming

Y. M. KunoB. S. MasieroNilesh Madhu

Audio-visual active speaker identification : a comparison of dense image-based features and sparse facial landmark-based features

Warre GeeromsGianni AlleboschStijn KindtLoubna KadriPeter VeelaertNilesh Madhu

Beamforming LDV-data for carotid-femoral pulse-wave velocity estimation

Simeon BeeckmanYanlu LiSoren AasmulRosa-Maria BrunoPierre BoutouyrieNilesh MadhuPatrick Segers

DOA-guided source separation with direction-based initialization and time annotations using complex angular central Gaussian mixture models

Alexander BohlenderLucas Van SeverenJonathan SterckxNilesh Madhu

A1 Journal Article in EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING

Drone ego-noise cancellation for improved speech capture using deep convolutional autoencoder assisted multistage beamforming

Yanjue SongStijn KindtNilesh Madhu

Improved CEM for speech harmonic enhancement in single channel noise suppression

Yanjue SongNilesh Madhu

A1 Journal Article in IEEE-ACM TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

Improved separation of closely-spaced speakers by exploiting auxiliary direction of arrival information within a U-net architecture

Stijn KindtAlexander BohlenderNilesh Madhu

InSiDe : a cardiovascular screening device based on silicon photonics

Simeon BeeckmanYanlu LiNilesh MadhuPatrick SegersSoren Aasmul

Investigations on the optimal estimation of speech envelopes in speech enhancement

Yanjue SongNilesh Madhu

Portable and non-intrusive fill-state detection for liquid-freight containers based on vibration signals

Yanjue SongErnest Van HoeckeNilesh Madhu

A1 Journal Article in SENSORS

SoftVAD in iVector-based acoustic scene classification for robustness to foreground speech

Siyuan SongBrecht DesplanquesKris DemuynckNilesh Madhu

Speech as an indicator for psychosocial stress : a network analytic approach

Mitchel KappenKristof HoorelbekeNilesh MadhuKris DemuynckMarie-Anne Vanderhasselt

A1 Journal Article in BEHAVIOR RESEARCH METHODS

Template matching and matrix profile for signal quality assessment of carotid and femoral laser doppler vibrometer signals

Silvia SeoniSimeon BeeckmanYanlu LiSoren AasmulUmberto MorbiducciRoel BaetsPierre BoutouyrieFilippo MolinariNilesh MadhuPatrick Segers

A1 Journal Article in FRONTIERS IN PHYSIOLOGY

2021

2D acoustic source localisation using decentralised deep neural networks on distributed microphone arrays

Stijn KindtAlexander BohlenderNilesh Madhu

Exploiting temporal context in CNN based multisource DOA estimation

Alexander BohlenderAnn SprietWouter TirryNilesh Madhu

A1 Journal Article in IEEE-ACM TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

Foreground speech robustness for audio scene classification

Siyuan SongBrecht DesplanquesNilesh Madhu

Neural networks using full-band and subband spatial features for mask based source separation

Alexander BohlenderAnn SprietWouter TirryNilesh Madhu

NMF-weighted SRP for multi-speaker direction of arrival estimation : robustness to spatial aliasing while exploiting sparsity in the atom-time domain

Sushmita ThakallapalliSuryakanth V. GangashettyNilesh Madhu

A1 Journal Article in EURASIP JOURNAL ON AUDIO SPEECH AND MUSIC PROCESSING

Robust acoustic scene classification in the presence of active foreground speech

Siyuan SongBrecht DesplanquesCelest De MoorKris DemuynckNilesh Madhu

Robust period estimation of automated cutting systems by improved autocorrelation & linear regression techniques

Anthony McAtearRuben GielenNilesh Madhu

2020

Least squares DOA estimation with an informed phase unwrapping and full bandwidth robustness

Alexander BohlenderA. SprietW. TirryNilesh Madhu

Spectral refinement with adaptive window-size selection for voicing detection and fundamental frequency estimation

Nilesh MadhuM. Krini

2019

A neural network approach to broadband beamforming

Yugo M. KunoBruno MasieroNilesh Madhu

A new weighted NMF algorithm for missing data interpolation and its application to speech enhancement

S. ThakallapalliS. GangashettyNilesh Madhu

A robust sequential hypothesis testing method for brake squeal localisation

Nilesh MadhuSebastian GergenRainer Martin

A1 Journal Article in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA

Generalized refinement of short-term fourier spectra in time- and frequency-domain and its combination with polyphase filterbanks

M. KriniNilesh Madhu

Improved F0 estimation by generalised spectral refinement applied to DFT-modulated polyphase filterbanks

M. KriniNilesh Madhu

2018

A priori SNR computation for speech enhancement based on cepstral envelope estimation

S. ElshamyNilesh MadhuW. TirryT. Finscheidt

DNN-supported speech enhancement with cepstral estimation of both excitation and envelope

Samy ElshamyNilesh MadhuWouter TirryTim Fingscheidt

A1 Journal Article in IEEE-ACM TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

Source number estimation for multi-speaker localisation and tracking

Nilesh MadhuR. Martin

Source separation by feature-based clustering of microphones in ad hoc arrays

Sebastian GergenRainer MartinNilesh Madhu

Source separation by fuzzy-membership value aware beamforming and masking in ad hoc arrays

S. GergenR. MartinNilesh Madhu

Steered mixture-of-experts approximation of spherical image data

Ruben VerhackNilesh MadhuGlenn Van WallendaelPeter LambertT. Sikora

2017

Instantaneous a priori SNR estimation by cepstral excitation manipulation

Samy ElshamyNilesh MadhuWouter TirryTim Fingscheidt

A1 Journal Article in IEEE-ACM TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

New insights into the role of the head radius in model-based binaural speaker localization

Mehdi ZohourianRainer MartinNilesh Madhu

Two-stage speech enhancement with manipulation of the cepstral excitation

Samy ElshamyNilesh MadhuWouter TirryTim Fingscheidt

2015

An iterative speech model-based a priori SNR estimator

Samy ElshamyNilesh MadhuWouter TirryTim Fingscheidt

2014

A hierarchical approach for the online, on-board detection and localisation of brake squeal using microphone arrays

Nilesh MadhuRainer MartinHeinz{-}Werner RehnSebastian GergenA. Fischer

Ideal time-frequency masking algorithms lead to different speech intelligibility and quality in normal-hearing and cochlear implant listeners

Raphael KoningNilesh MadhuJan Wouters

A1 Journal Article in IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING

Speaker recognition performance under ideal-knowledge noise suppression : an investigation

Nilesh MadhuSung-Kyo Jung

2013

Consistent iterative hard thresholding for signal declipping

Srdan KiticLaurent JacquesNilesh MadhuMichael Peter HopwoodAnn SprietChristophe De Vleeschouwer

The potential for speech intelligibility improvement using the ideal binary mask and the ideal Wiener filter in single channel noise reduction systems : application to auditory prostheses

Nilesh MadhuA. SprietS. JansenR. KoningJ. Wouters

A1 Journal Article in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

2012

A unified treatment of the reference estimation problem in depth EEG recordings

Nilesh MadhuRadu RantaLouis MaillardLaurent Koessler

A1 Journal Article in MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING

Relation between different measures of feedback in hearing aids and gain measures derived from percentile analysis

T. BisitzNilesh MadhuA. SprietJ. WoutersM. MoonenB. KollmeierV. Hohmann

A1 Journal Article in ACTA ACUSTICA UNITED WITH ACUSTICA

2011

A Versatile framework for speaker separation using a model-based speaker localization approach

Nilesh MadhuRainer Martin

A1 Journal Article in IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING

Low-complexity, robust algorithm for sensor anomaly detection and self-calibration of microphone arrays

Nilesh MadhuR. Martin

A1 Journal Article in IET SIGNAL PROCESSING

Reference estimation in EEG : analysis of equivalent approaches

R. RantaNilesh Madhu

A1 Journal Article in IEEE SIGNAL PROCESSING LETTERS

Study on the applicability of instrumental measures for black-box evaluation of static feedback control in hearing aids

Nilesh MadhuJ. WoutersA. SprietT. BisitzV. HohmannM. Moonen

A1 Journal Article in JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA

2009

Note on measures for spectral flatness

A1 Journal Article in ELECTRONICS LETTERS

2008

An EM-based probabilistic approach for Acoustic Echo Suppression

Nilesh MadhuIvan TashevAlex Acero

Temporal smoothing of spectral masks in the cepstral domain for speech separation

Nilesh MadhuColin BreithauptRainer Martin

2005

Robust speaker localization through adaptive weighted pair TDOA (AWEPAT) estimation

Nilesh MadhuRainer Martin