Passive stochastic matched filter for Antarctic blue whale call detection
International audience As a first step to Antarctic blue whale (ABW) monitoring using passive acoustics, a method based on the stochastic matched filter (SMF) is proposed. Derived from the matched filter (MF), this filter-based denoising method enhances stochastic signals embedded in an additive col...
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ftunivreunion:oai:HAL:hal-01867897v1 2023-06-11T04:06:15+02:00 Passive stochastic matched filter for Antarctic blue whale call detection Bouffaut, Léa Dréo, Richard Labat, Valerie Boudraa, Abdel-O. Barruol, Guilhem Institut de Recherche de l'Ecole Navale (IRENAV) Université de Bordeaux (UB)-Institut Polytechnique de Bordeaux-Centre National de la Recherche Scientifique (CNRS)-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE)-Arts et Métiers Sciences et Technologies HESAM Université - Communauté d'universités et d'établissements Hautes écoles Sorbonne Arts et métiers université (HESAM)-HESAM Université - Communauté d'universités et d'établissements Hautes écoles Sorbonne Arts et métiers université (HESAM) Institut de Physique du Globe de Paris (IPGP) Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris Diderot - Paris 7 (UPD7)-Université de La Réunion (UR)-Institut de Physique du Globe de Paris (IPG Paris)-Centre National de la Recherche Scientifique (CNRS) ANR-11-BS56-0013,RHUM-RUM,Imagerie mantellique du point chaud de La Réunion(2011) 2018-08 https://hal.univ-reunion.fr/hal-01867897 https://hal.univ-reunion.fr/hal-01867897/document https://hal.univ-reunion.fr/hal-01867897/file/Bouffaut_Whale_detection_JASA_2018_hal.pdf https://doi.org/10.1121/1.5050520 en eng HAL CCSD Acoustical Society of America info:eu-repo/semantics/altIdentifier/doi/10.1121/1.5050520 hal-01867897 https://hal.univ-reunion.fr/hal-01867897 https://hal.univ-reunion.fr/hal-01867897/document https://hal.univ-reunion.fr/hal-01867897/file/Bouffaut_Whale_detection_JASA_2018_hal.pdf doi:10.1121/1.5050520 info:eu-repo/semantics/OpenAccess ISSN: 0001-4966 EISSN: 1520-8524 Journal of the Acoustical Society of America https://hal.univ-reunion.fr/hal-01867897 Journal of the Acoustical Society of America, 2018, 144 (2), pp.955 - 965. ⟨10.1121/1.5050520⟩ [SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] info:eu-repo/semantics/article Journal articles 2018 ftunivreunion https://doi.org/10.1121/1.5050520 2023-05-29T16:25:24Z International audience As a first step to Antarctic blue whale (ABW) monitoring using passive acoustics, a method based on the stochastic matched filter (SMF) is proposed. Derived from the matched filter (MF), this filter-based denoising method enhances stochastic signals embedded in an additive colored noise by maximizing its output signal to noise ratio (SNR). These assumptions are well adapted to the passive detection of ABW calls where emitted signals are modified by the unknown impulse response of the propagation channel. A filter bank is computed and stored offline based on a priori knowledge of the signal second order statistics and simulated colored sea-noise. Then, the detection relies on online background noise and SNR estimation, realized using time-frequency analysis. The SMF output is cross-correlated with the signal's reference (SMF þ MF). Its performances are assessed on an ccean bottom seismometer-recorded ground truth dataset of 845 ABW calls, where the location of the whale is known. This dataset provides great SNR variations in diverse soundscapes. The SMF þ MF performances are compared to the commonly used MF and to the Z-detector (a sub-space detector for ABW calls). Mostly, the benefits of the use of the SMF þ MF are revealed on low signal to noise observations: in comparison to the MF with identical detection threshold, the false alarm rate drastically decreases while the detection rate stays high. Compared to the Z-detector, it allows the extension of the detection range of ' 30 km in presence of ship noise with equivalent false discovery rate. Article in Journal/Newspaper Antarc* Antarctic Blue whale Université de la Réunion: HAL Antarctic The Journal of the Acoustical Society of America 144 2 955 965 |
institution |
Open Polar |
collection |
Université de la Réunion: HAL |
op_collection_id |
ftunivreunion |
language |
English |
topic |
[SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] |
spellingShingle |
[SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] Bouffaut, Léa Dréo, Richard Labat, Valerie Boudraa, Abdel-O. Barruol, Guilhem Passive stochastic matched filter for Antarctic blue whale call detection |
topic_facet |
[SDU.STU.GP]Sciences of the Universe [physics]/Earth Sciences/Geophysics [physics.geo-ph] |
description |
International audience As a first step to Antarctic blue whale (ABW) monitoring using passive acoustics, a method based on the stochastic matched filter (SMF) is proposed. Derived from the matched filter (MF), this filter-based denoising method enhances stochastic signals embedded in an additive colored noise by maximizing its output signal to noise ratio (SNR). These assumptions are well adapted to the passive detection of ABW calls where emitted signals are modified by the unknown impulse response of the propagation channel. A filter bank is computed and stored offline based on a priori knowledge of the signal second order statistics and simulated colored sea-noise. Then, the detection relies on online background noise and SNR estimation, realized using time-frequency analysis. The SMF output is cross-correlated with the signal's reference (SMF þ MF). Its performances are assessed on an ccean bottom seismometer-recorded ground truth dataset of 845 ABW calls, where the location of the whale is known. This dataset provides great SNR variations in diverse soundscapes. The SMF þ MF performances are compared to the commonly used MF and to the Z-detector (a sub-space detector for ABW calls). Mostly, the benefits of the use of the SMF þ MF are revealed on low signal to noise observations: in comparison to the MF with identical detection threshold, the false alarm rate drastically decreases while the detection rate stays high. Compared to the Z-detector, it allows the extension of the detection range of ' 30 km in presence of ship noise with equivalent false discovery rate. |
author2 |
Institut de Recherche de l'Ecole Navale (IRENAV) Université de Bordeaux (UB)-Institut Polytechnique de Bordeaux-Centre National de la Recherche Scientifique (CNRS)-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE)-Arts et Métiers Sciences et Technologies HESAM Université - Communauté d'universités et d'établissements Hautes écoles Sorbonne Arts et métiers université (HESAM)-HESAM Université - Communauté d'universités et d'établissements Hautes écoles Sorbonne Arts et métiers université (HESAM) Institut de Physique du Globe de Paris (IPGP) Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris Diderot - Paris 7 (UPD7)-Université de La Réunion (UR)-Institut de Physique du Globe de Paris (IPG Paris)-Centre National de la Recherche Scientifique (CNRS) ANR-11-BS56-0013,RHUM-RUM,Imagerie mantellique du point chaud de La Réunion(2011) |
format |
Article in Journal/Newspaper |
author |
Bouffaut, Léa Dréo, Richard Labat, Valerie Boudraa, Abdel-O. Barruol, Guilhem |
author_facet |
Bouffaut, Léa Dréo, Richard Labat, Valerie Boudraa, Abdel-O. Barruol, Guilhem |
author_sort |
Bouffaut, Léa |
title |
Passive stochastic matched filter for Antarctic blue whale call detection |
title_short |
Passive stochastic matched filter for Antarctic blue whale call detection |
title_full |
Passive stochastic matched filter for Antarctic blue whale call detection |
title_fullStr |
Passive stochastic matched filter for Antarctic blue whale call detection |
title_full_unstemmed |
Passive stochastic matched filter for Antarctic blue whale call detection |
title_sort |
passive stochastic matched filter for antarctic blue whale call detection |
publisher |
HAL CCSD |
publishDate |
2018 |
url |
https://hal.univ-reunion.fr/hal-01867897 https://hal.univ-reunion.fr/hal-01867897/document https://hal.univ-reunion.fr/hal-01867897/file/Bouffaut_Whale_detection_JASA_2018_hal.pdf https://doi.org/10.1121/1.5050520 |
geographic |
Antarctic |
geographic_facet |
Antarctic |
genre |
Antarc* Antarctic Blue whale |
genre_facet |
Antarc* Antarctic Blue whale |
op_source |
ISSN: 0001-4966 EISSN: 1520-8524 Journal of the Acoustical Society of America https://hal.univ-reunion.fr/hal-01867897 Journal of the Acoustical Society of America, 2018, 144 (2), pp.955 - 965. ⟨10.1121/1.5050520⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1121/1.5050520 hal-01867897 https://hal.univ-reunion.fr/hal-01867897 https://hal.univ-reunion.fr/hal-01867897/document https://hal.univ-reunion.fr/hal-01867897/file/Bouffaut_Whale_detection_JASA_2018_hal.pdf doi:10.1121/1.5050520 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1121/1.5050520 |
container_title |
The Journal of the Acoustical Society of America |
container_volume |
144 |
container_issue |
2 |
container_start_page |
955 |
op_container_end_page |
965 |
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