A consolidated perspective on multimicrophone speech enhancement and source separation

S Gannot, E Vincent… - … /ACM Transactions on …, 2017 - ieeexplore.ieee.org
Speech enhancement and separation are core problems in audio signal processing, with
commercial applications in devices as diverse as mobile phones, conference call systems …

Multichannel signal enhancement algorithms for assisted listening devices: Exploiting spatial diversity using multiple microphones

S Doclo, W Kellermann, S Makino… - IEEE Signal …, 2015 - ieeexplore.ieee.org
In everyday environments, we are frequently immersed by unwanted acoustic noise and
interference while we want to listen to acoustic signals, most often speech. Technology for …

Evaluation and comparison of late reverberation power spectral density estimators

S Braun, A Kuklasiński, O Schwartz… - … on Audio, Speech …, 2018 - ieeexplore.ieee.org
Reduction of late reverberation can be achieved using spatio-spectral filters, such as the
multichannel Wiener filter. To compute this filter, an estimate of the late reverberation power …

Integration of neural networks and probabilistic spatial models for acoustic blind source separation

L Drude, R Haeb-Umbach - IEEE Journal of Selected Topics in …, 2019 - ieeexplore.ieee.org
We formulate a generic framework for blind source separation (BSS), which allows
integrating data-driven spectro-temporal methods, such as deep clustering and deep …

Perceptual evaluation of binaural MVDR-based algorithms to preserve the interaural coherence of diffuse noise fields

N Gößling, D Marquardt, S Doclo - Trends in hearing, 2020 - journals.sagepub.com
Besides improving speech intelligibility in background noise, another important objective of
noise reduction algorithms for binaural hearing devices is preserving the spatial impression …

Noise power spectral density estimation using MaxNSR blocking matrix

L Wang, T Gerkmann, S Doclo - IEEE/ACM Transactions on …, 2015 - ieeexplore.ieee.org
In this paper, a multi-microphone noise reduction system based on the generalized sidelobe
canceller (GSC) structure is investigated. The system consists of a fixed beamformer …

Binaural speech processing with application to hearing devices

S Doclo, S Gannot, D Marquardt… - Audio source separation …, 2018 - Wiley Online Library
This chapter provides an overview of multi‐microphone speech enhancement algorithms for
a binaural hearing system, consisting of a hearing device on each ear of the user. In contrast …

Spatial source subtraction based on incomplete measurements of relative transfer function

Z Koldovský, J Málek, S Gannot - IEEE/ACM Transactions on …, 2015 - ieeexplore.ieee.org
Relative impulse responses between microphones are usually long and dense due to the
reverberant acoustic environment. Estimating them from short and noisy recordings poses a …

Binaural-Projection Multichannel Wiener Filter for Cue-Preserving Binaural Speech Enhancement

S Thaleiser, G Enzner - IEEE/ACM Transactions on Audio …, 2023 - ieeexplore.ieee.org
Former research in binaural speech enhancement has demonstrated a demand of binaural
cue preservation beyond the requirements of noise suppression and speech quality. The …

Interaural coherence preservation for binaural noise reduction using partial noise estimation and spectral postfiltering

D Marquardt, S Doclo - IEEE/ACM Transactions on Audio …, 2018 - ieeexplore.ieee.org
The objective of binaural speech enhancement algorithms is to reduce the undesired noise
component, while preserving the desired speech source and the binaural cues of all sound …