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Ara es mostren els items 1-20 de 136

    • A data management e-infrastructure for the OBSEA cabled observatory 

      Martínez Padró, Enoc; Garcia Benadí, Albert; Toma, Daniel; Carandell Widmer, Matias; Nogueras Cervera, Marc; Río Fernandez, Joaquín del (2023)
      Article
      Accés obert
      Underwater cabled observatories are a key assets to monitor the oceans, providing high-resolution multi-parametric data from a wide variety of sensor systems. Their outstanding observational capabilities lead to significant ...

    • A new coastal crawler prototype to expand the ecological monitoring radius of OBSEA cabled observatory 

      Falahzadehabarghouee, Ahmad; Toma, Daniel; Francescangeli, Marco; Chatzievangelou, Damianos; Nogueras Cervera, Marc; Martínez Padró, Enoc; Carandell Widmer, Matias; Tangerlini, Michael; Thomsen, Laurenz; Picardi, Giacomo; Le Bris, Marie; Aguzzi, Jacopo; Río Fernandez, Joaquín del (Multidisciplinary Digital Publishing Institute (MDPI), 2023-04-18)
      Article
      Accés obert
      The use of marine cabled video observatories with multiparametric environmental data collection capability is becoming relevant for ecological monitoring strategies. Their ecosystem surveying can be enforced in real time, ...

    • A nonlinear kinetic energy harvester for light suface ocean drifters 

      Toma, Daniel; Carandell Widmer, Matias; Carbonell Ventura, Montserrat; Vals, Lluis; Río Fernandez, Joaquín del (SARTI, 2018)
      Article
      Accés obert
      A nonlinear kinetic energy harvester for ocean drifter devices is presented. The design contains a gyroscopic wave energy harvesting system, capable of generating power from the wave-induced translational and rotational ...

    • A sensor web architecture for integrating smart oceanographic sensors into the semantic sensor web 

      Río Fernandez, Joaquín del; Toma, Daniel; Martínez Padró, Enoc; O'Reilly, Thomas C.; Delory, Eric; Pearlman, Jay S; Waldmann, Christoph; Jirka, Simon (2018-10)
      Article
      Accés obert
      Effective ocean and coastal data management are needed to manage marine ecosystem health. Past ocean and coastal data management systems were often very specific to a particular application and region, but this focused ...

    • A Sensor web architecture for sharing oceanographic sensor data 

      Jirka, Simon; Toma, Daniel; Río Fernandez, Joaquín del; Delory, Eric (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper introduces the Sensor Web architecture of the NeXOS project as example how interoperable standards help, to facilitate the creation of an infrastructure for sharing oceanographic observation data and the ...

    • Accuracy and precision studies for range-only underwater target tracking in shallow waters 

      Masmitjà Rusiñol, Ivan; Bouvet, Pierre-Jean; Gomáriz Castro, Spartacus; Aguzzi, Jacopo; Río Fernandez, Joaquín del; Toma, Daniel (2017)
      Text en actes de congrés
      Accés obert
      This paper studies the precision, and the accuracy, of an underwater target tracking system, using range-only and single-beacon methods, in shallow waters environments. For this study, different field tests have been ...

    • Acquisition system for the “EMSO Generic Instrument Module” (EGIM) and analysis of the first data obtained during its deployement at OBSEA (Spain) 

      Garcia, Oscar; Toma, Daniel; Dañobeita Canales, Juan José; Río Fernandez, Joaquín del; Bartolome de la Peña, Rafael; Martínez Padró, Enoc; Nogueras Cervera, Marc; Bghiel, Ikram; Lanteri, Nadine; Francois Rolin, Jean; Beranzoli, Laura; Favali, P. (European Geosciences Union (EGU), 2017)
      Text en actes de congrés
      Accés obert
      The EMSODEV project (EMSO implementation and operation: DEVelopment of instrument module) is an Horizon-2020 UE project whose overall objective is the operation of eleven sea¿oor observatories and four test sites. These ...

    • Advancing the interoperability of ocean sensors. Workshop demostration at ocean innovation 2008 congress 

      Río Fernandez, Joaquín del; Toma, Daniel; Manuel Lázaro, Antonio (2008-12-01)
      Article
      Accés obert
      The aim of this project is to implement a smart sensor worldwide network based on IEEE 1451 family of standards which can provide multiple interoperable clients to access geospatial and sensor data for national local ...

    • Advancing the interoperability of ocean sensors. Workshop demostration at ocean innovation 2008 congress. 

      Río Fernandez, Joaquín del; Toma, Daniel; Manuel Lázaro, Antonio (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2009-02-19T16:38:14Z)
      Article
      Accés obert

    • An embedded passive acoustic device for realtime hydroacoustic surveys 

      Toma, Daniel; Río Fernandez, Joaquín del; Martínez Padró, Enoc; Casale, Alessandra; Figoli, Alberto; Pinzani, Diego; Cervantes, Pablo; Ruiz, Pablo; Delory, Eric; Memè, Simone (2017)
      Text en actes de congrés
      Accés obert
      In this paper, we provide a comprehensive description of cost-efficient, innovative and interoperable ocean passive acoustics sensors systems, developed within the European FP7 project NeXOS (Next generation Low-Cost ...

    • An impacting energy harvester through piezoelectric device for velocity water flow 

      Toma, Daniel; Carbonell Ventura, Montserrat; Pujol Bresco, David; Mànuel, Antoni; Miquel, Jaume (SARTI, 2013)
      Comunicació de congrés
      Accés obert

    • An integrated biogeochemistry observation system at Besòs estuary 

      Toma, Daniel; Artero Delgado, Carola; Martínez Padró, Enoc; Cadena Muñoz, Francisco Javier; Nogueras Cervera, Marc; Carandell Widmer, Matias; Río Fernandez, Joaquín del; Gomáriz Castro, Spartacus (2021)
      Text en actes de congrés
      Accés obert
      Estuaries are coastal indentations where freshwater mixes with seawater (Pritchard 1967), and are found everywhere in the world. Moreover, the estuarine ecosystems are usually characterized by high biological productivity ...

    • An integrated biogeochemistry observation system at Besòs estuary 

      Toma, Daniel; Artero Delgado, Carola; Martínez Padró, Enoc; Cadena Muñoz, Francisco Javier; Nogueras Cervera, Marc; Carandell Widmer, Matias; Río Fernandez, Joaquín del; Gomáriz Castro, Spartacus (SARTI, 2021)
      Article
      Accés obert
      Estuaries are coastal indentations where freshwater mixes with seawater (Pritchard 1967), and are found everywhere in the world. Moreover, the estuarine ecosystems are usually characterized by high biological productivity ...

    • An interoperable architecture for in situ ocean noise monitoring 

      Martínez Padró, Enoc; Masmitjà Rusiñol, Ivan; Garcia Benadí, Albert; Toma, Daniel; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (2021)
      Text en actes de congrés
      Accés obert
      Anthropogenic noise in the oceans has been significantly raising in the past decades due to an increment of human activities, adversely affecting the marine habitat. In order to assess and limit this impact, the long -term ...

    • An ocean kinetic energy converter for low-power applications using piezoelectric disk elements 

      Viñolo Monzoncillo, Carlos; Toma, Daniel; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del (2013-09-30)
      Article
      Accés restringit per política de l'editorial
      The main problem facing long-term electronic system deployments in the sea, is to find a feasible way to supply them with the power they require. Harvesting mechanical energy from the ocean wave oscillations and converting ...

    • Applying OGC sensor web enablement to ocean observing systems 

      Toma, Daniel; Río Fernandez, Joaquín del; Martínez Padró, Enoc; Delory, Eric; Jirka, Simon; Pearlman, Jay S; Waldmann, Christoph (2016)
      Text en actes de congrés
      Accés obert
      The complexity of marine installations for ocean observing systems has grown significantly in recent years. In a network consisting of tens, hundreds or thousands of marine instruments, manual configuration and integration ...

    • Applying sensor web technology to marine sensor data 

      Jirka, Simon; Río Fernandez, Joaquín del; Toma, Daniel; Nüst, Daniel; Stasch, Christoph; Delory, Eric (2015)
      Text en actes de congrés
      Accés obert

    • Automated data quality assurance using OGC sensor web enablement frameworks for marine observatories 

      Manuel Lázaro, Antonio; Carreras Pons, Normandino; Bghiel, Ikram; Hidalgo Castro, Alberto; Río Fernandez, Joaquín del; Toma, Daniel (2014)
      Comunicació de congrés
      Accés obert

    • Automatic fish counting from underwater video images: performance estimation and evaluation 

      Marini, Simone; Azzurro, Ernesto; Coco, Salvatore; Río Fernandez, Joaquín del; Nogueras Cervera, Marc; Sbragaglia, Valerio; Toma, Daniel; Aguzzi, Jacopo (2016)
      Text en actes de congrés
      Accés obert
      Cabled observatories offer new opportunities to monitor species abundances at frequencies and durations never attained before. When nodes bear cameras, these may be transformed into the first sensor capable of quantifying ...

    • Automatic fish counting from underwater video images: performance estimation and evaluation 

      Marini, S.; Azzurro, E.; Coco, S.; Río Fernandez, Joaquín del; Enguídanos, S.; Fanelli, E.; Nogueras Cervera, Marc; Sbragaglia, Valerio; Toma, Daniel; Aguzzi, Jacopo (SARTI, 2016)
      Comunicació de congrés
      Accés obert
      Cabled observatories offer new opportunities to monitor species abundances at frequencies and durations never attained before. When nodes bear cameras, these may be transformed into the first sensor capable of quantifying ...