Browsing by Author "Houégnigan, Ludwig"Més informacióMés informació

Now showing items 1-14 of 14

    • A 3D real-time algorithm based on array processing for the localization of cetaceans 

      Houégnigan, Ludwig; Zaugg, Serge Alain; Schaar, Mike van der; André, Michel (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-07-20)
      Article
      Open Access
      Hydrophone arrays permit to localize populations of cetaceans in realtime so as to study their behaviour in a non-invasive way and to work on their conservation. The most commonly used method based on time-difference-o ...

    • A novel approach to real-time range estimation of underwater acoustic sources using supervised machine learning 

      Houégnigan, Ludwig; Safari, Pooyan; Nadeu Camprubí, Climent; Van der Schaar, Mike Connor Roger Malcolm; André, Michel (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference lecture
      Open Access
      The proposed paper introduces a novel method for range estimation of acoustic sources, both cetaceans and industrial sources, in deep sea environments using supervised learning with neural networks in the contex of a single ...

    • Acoustics in water: synergies with marine biology 

      Van der Schaar, Mike Connor Roger Malcolm; Lahmann, Robert; Graf, Kay; Houégnigan, Ludwig; Solsona Berga, Alba; Vreese, Steffen de; Sánchez, Antonio; André, Michel (2016)
      Conference lecture
      Open Access
      This paper presents some of the bioacoustics related analysis that was performed on the ANTARES data, focussing on the year 2014. The data was processed for sperm whale, dolphin and shipping presence and grouped by hour ...

    • An automated, real time classification system for biological and anthropogenic sounds from fixed ocean observatories 

      Zaugg, Serge Alain; Schaar, Mike van der; Houégnigan, Ludwig; André, Michel (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-07-20)
      Article
      Open Access
      The automated, real time classification of acoustic events in the marine environment is an important tool to study anthropogenic sound pollution, marine mammals and for mitigating human activities that are potentially ...

    • Architecture for the real-time monitoring of noise pollution and marine mammal activity 

      Schaar, Mike van der; Zaugg, Serge Alain; Houégnigan, Ludwig; Castell Balaguer, Joan Vicent; André, Michel (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-07-20)
      Article
      Open Access
      As acoustic pollution in the oceans is increasing, it is becoming more important to monitor it, with special attention on its effects on the behaviour of cetaceans. In the near future governments may require constant ...

    • Best practices in management, assessment and control of underwater noise pollution 

      André, Michel; Morell, Maria; Alex, Mas; Solé Carbonell, Marta; Van der Schaar, Mike Connor Roger Malcolm; Houégnigan, Ludwig; Zaugg, Serge Alain; Castell Balaguer, Joan Vicent (2009-06-30)
      Research report
      Open Access
      The origin of this work can be found in the project ‘Effects and Control of Anthropogenic Noise in Marine Ecosystems’ in the part relative to legal initiatives. In the first phase of the Report on this Project (December ...

    • Listening to the Deep: Live monitoring of ocean noise and cetacean acoustic signals 

      André, Michel; Van der Schaar, Mike Connor Roger Malcolm; Zaugg, Serge Alain; Houégnigan, Ludwig; Sánchez, A.M.; Castell, Joan (2011)
      Article
      Open Access
      The development and broad use of passive acoustic monitoring techniques have the potential to help assessing the large-scale influence of artificial noise on marine organisms and ecosystems. Deep-sea observatories have ...

    • Machine and deep learning approaches to localization and range estimation of underwater acoustic sources 

      Houégnigan, Ludwig; Safari, Pooyan; Nadeu Camprubí, Climent; André, Michel; Van der Schaar, Mike Connor Roger Malcolm (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference lecture
      Restricted access - publisher's policy
      This paper introduces ongoing experiments and early results for the underwater localization and range estimation of acoustic sources. Beyond classical results obtained for direction of arrival estimation, results concerning ...

    • Modeling the underwater noise associated to the construction and operation of offshore wind turbines 

      Castell Balaguer, Joan Vicent; Schaar, Mike van der; Mas, Àlex; Zaugg, Serge Alain; Houégnigan, Ludwig; Morell Ybarz, María; Solé Carbonell, Marta; André, Michel (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-07-20)
      Article
      Open Access
      The operation and in particular the construction of offshore wind converters induce considerable underwater noise emissions. It is assumed that small whales and seals can be affected by noise from machines and vessels, ...

    • Modelling the underwater noise associated to the construction and operation of offshore wind turbines 

      Castell Balaguer, Joan Vicent; Van der Schaar, Mike Connor Roger Malcolm; Mas, Alex; Zaugg, Serge Alain; Houégnigan, Ludwig; Morell Ybarz, María; Solé, Marta; André, Michel (2009)
      Conference report
      Open Access
      The operation and in particular the construction of offshore wind converters induce considerable underwater noise emissions. It is assumed that small whales and seals can be affected by noise from machines and vessels, ...

    • Real time classification of sperm whale clicks and shipping impulses from fixed ocean observatories 

      Zaugg, Serge Alain; Schaar, Mike van der; Houégnigan, Ludwig; André, Michel (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-07-20)
      Article
      Open Access
      The automated acoustic detection of cetaceans in real time is an important tool to study their behaviour and distribution and for activating mitigation measures in the context of harmful anthropogenic activities at sea. ...

    • Real-Time Monitoring of Noise in Cetacean Acoustic Niches 

      André, Michel; Van der Schaar, Mike Connor Roger Malcolm; Zaugg, Serge Alain; Houégnigan, Ludwig; Castell Balaguer, Joan Vicent; Sánchez, Antonio (2012-11-15)
      Part of book or chapter of book
      Restricted access - publisher's policy
      Sources of sound produced by human activities induce physical, physiological, and behavioral effects on marine fauna (mammals, reptiles, fish, and invertebrates), effects that can be diverse depending on the proximity to ...

    • Space–time and hybrid algorithms for the passive acoustic localisation of sperm whales and vessels 

      Houégnigan, Ludwig; Zaugg, Serge Alain; Van der Schaar, Mike Connor Roger Malcolm; André, Michel (2010-11)
      Article
      Restricted access - publisher's policy
      In the frame of the European Sea-floor Observatory Network (ESONET) and in preparation of the Demonstration Mission Listening to the Deep-Ocean Environment (LIDO) algorithms for the automated real-time detection, ...

    • Sperm whale long-range echolocation sounds revealed by ANTARES, a deep-sea neutrino telescope 

      André, Michel; Caballé Mestres, Adrià; Van der Schaar, Mike Connor Roger Malcolm; Solsona Berga, Alba; Houégnigan, Ludwig; Zaugg, Serge Alain; Sánchez Delgado, Albert-miquel; Castell Balaguer, Joan Vicent; Vilà Martí, Frederic; Solé Carbonell, Marta (Macmillan Publishers, 2017-04-12)
      Article
      Open Access
      Despite dedicated research has been carried out to adequately map the distribution of the sperm whale in the Mediterranean Sea, unlike other regions of the world, the species population status is still presently uncertain. ...