Exploració per tema "Radar d'obertura sintètica"

Ara es mostren els items 230-244 de 244

    • Target characterization by means of PolInSAR temporal evolution 

      Alonso González, Alberto; López Martínez, Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This work focuses on the exploitation of PolSAR and PolInSAR temporal series datasets in the context of change detection and characterization. Instead of a classical pixel-based approach, a Binary Partition Tree (BPT) data ...

    • Texture analysis and physical interpretation of polarimetric SAR data 

      Deng, Xinping (Universitat Politècnica de Catalunya, 2016-07-26)
      Tesi
      Accés obert
      This thesis is dedicated to the study of texture analysis and physical interpretation of PolSAR data. As the starting point, a complete survey of the statistical models for PolSAR data is conducted. All the models are ...

    • The role of initial conditions on mixing efficiency for convective flows 

      Lopez Gonzalez-Nieto, Pilar; Yagüe, Carlos; Cano Marchante, Jose Leandro; Redondo Apraiz, José Manuel (2004-07-24)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Mixing produced in convective flows is investigated comparing three different experiments performed by the authors using brine and fresh water as the two mixing fluids. The initial instabilities are generated by gravitational ...

    • Towards the combination of C2RCC processors for improving water quality retrieval in inland and coastal areas 

      Soriano González, Jesús; Angelats Company, Eduard; Sòria Perpinyà, Xavier; Urrego, Esther Patricia; Alcaraz, Carles; Delegido, Jesús; Ruiz Verdú, Antonio; Tenjo, Carolina; Vicente, Eduardo; Moreno, Jose (Multidisciplinary Digital Publishing Institute (MDPI), 2022-02-24)
      Article
      Accés obert
      Sentinel-2 offers great potential for monitoring water quality in inland and coastal waters. However, atmospheric correction in these waters is challenging, and there is no standardized approach yet, but different methods ...

    • Transpolarizing trihedral corner reflector characterization using a GB-SAR system 

      Ferrer, Pere J.; López Martínez, Carlos; Aguasca Solé, Alberto; Pipia, Luca; González Arbesú, José María; Fabregas Canovas, Francisco Javier; Romeu Robert, Jordi (2011-07)
      Article
      Accés restringit per política de l'editorial
      The use of a low-profile, lightweight, and easy-to-fabricate transpolarizing surface placed on one side of a trihedral corner reflector (TCR) as a polarimetric calibrator is presented in this letter. The transpolarizing ...

    • Turbo speckle filtering applied to PolSAR data 

      Farage, Grégory; Foucher, Samuel; López Martínez, Carlos; Bénié, Goze B. (IEEE Computer Society Publications, 2008)
      Text en actes de congrés
      Accés obert

    • Updated ionospheric module for Esa Biomass Mission end-to-end performance simulator 

      Camps Carmona, Adriano José; Barbosa, José; Nestoras, Ioannis; Jordão, Adriano; Sanjuán Ferrer, María José; Rodríguez Cassola, Marc; Queiroz de Almeid, Vinicius; Betancourt Payan, Felipe (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Text en actes de congrés
      Accés obert
      ESA’s BIOMASS is the seventh Earth Explorer mission. It will be devoted to the global monitoring of: 1) above ground forest biomass and biomass change maps with an accuracy < 20%, a 100-200 m spatial resolution, and 6-12 ...

    • Urban applications 

      Colin-Koeniguer, Elise; Trouve, Nicolas; Yamaguchi, Yoshio; Huang, Yue; Ferro Famil, Laurent; Navarro Sánchez, Víctor Diego; López Sánchez, Juan Manuel; Monells Miralles, Daniel; Iglesias González, Rubén; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Aguasca Solé, Alberto; López Martínez, Carlos (Springer, 2021)
      Capítol de llibre
      Accés obert
      The experimental result reported in this chapter review the application of (high resolution) Synthetic Aperture Radar (SAR) data to extract valuable information for monitoring urban environments in space and time. Full ...

    • Urban radar imaging based on communications satellites with enhanced resolution 

      Cuy Saqués, Joan (Universitat Politècnica de Catalunya, 2022-07-04)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat

    • Validation of a passive bistatic radar using digital satellite TV as a source of opportunity. 

      Moreno Rodriguez, Victor (Universitat Politècnica de Catalunya, 2018-02-13)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Institut de ciències de l'Espai
      The project is based on the proposal of a Passive Bistatic Radar that uses digital satellite television signals, transmitted from geostationary orbits, as sources of opportunity to detect distances and Doppler for different ...

    • Water extension estimation over inland targets using fully focused SAR data 

      Gómez Olivé, Adrià (Universitat Politècnica de Catalunya, 2024-02-07)
      Projecte Final de Màster Oficial
      Accés restringit per acord de confidencialitat

    • Water level measurements with Fully-Focused SAR 

      Molina Burgués, Robert (Universitat Politècnica de Catalunya, 2022-07-04)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat
      Realitzat a/amb:   isardSAT
      With the growing concerns regarding the Climate Change phenomenon, the scientific community is putting a lot of effort into establishing empirical means to try and monitor its evolution over time. Specifically, inland ...

    • Waveguide antenna array for automotive radar 

      Vela González, Roger (Universitat Politècnica de Catalunya, 2023-01-23)
      Projecte Final de Màster Oficial
      Accés obert
      Automotive radars can use the wide band at extremely high frequencies (EHF) between 30 GHz and 300 GHz, which has a higher amount of free frequency bands than the lower part of the electromagnetic spectrum. The focus of ...

    • Wavelet Transform-Based Interferometric SAR Coherence Estimator 

      López Martínez, Carlos; Fabregas Canovas, Francisco Javier; Pottier, Eric (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2005-12-31)
      Article
      Accés obert
      A novel method to estimate interferometric coherence in synthetic aperture radar interferometry is proposed. It is demonstrated that this approach is not affected by the terrain topography, contrary to multilook techniques. ...

    • Wetland inundation monitoring by the synergistic use of ENVISAT/ASAR imagery and ancilliary spatial data 

      Martí Cardona, Belén; Dolz Ripollès, Josep; López Martínez, Carlos (2013)
      Article
      Accés restringit per política de l'editorial
      on the water resources. In a scenario of climate change and increased anthropogenic pressure, detailedmonitoring of the water resources provides a fundamental tool to assess the ecosystem health and identify potential ...