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Ara es mostren els items 55-74 de 132

    • Una década de teledetección en el Grupo de Ingeniería Electromagnética y Fotónica 

      Camps Carmona, Adriano José; Vall-Llossera Ferran, Mercedes Magdalena; Mallorquí Franquet, Jordi Joan; Rocadenbosch Burillo, Francisco (2003-04-30)
      Article
      Accés obert

    • Differential SAR interferometry with orbital, airborne and ground-based sensors 

      Monells Miralles, Daniel; Mallorquí Franquet, Jordi Joan; Aguasca Solé, Alberto; Broquetas Ibars, Antoni; Fabregas Canovas, Francisco Javier; López Martínez, Carlos; Alonso González, Alberto; Iglesias González, Rubén; Centolanza, Giuseppe (2011)
      Comunicació de congrés
      Accés obert
      • Introduction to Differential Interferometry • Orbital Sensors: ERS, ENVISAT, RADARSAT2, TerraSAR-X. • Airborne Sensors: DLR’s E-SAR • Ground-Based Sensors: UPC’s GB-SAR • Conclusions

    • DInSAR pixel selection based on sublook spectral correlation along time 

      Iglesias González, Rubén; Mallorquí Franquet, Jordi Joan; López Dekker, Francisco J. (Institute of Electrical and Electronics Engineers (IEEE), 2014-07-01)
      Article
      Accés restringit per política de l'editorial
      The reliability of any final differential synthetic aperture radar (SAR) interferometry (DInSAR) product is directly related to the phase quality of the interferograms involved in the processing. Performing an appropriate ...

    • Diseño y medida de antenas para un equipo portatil a 1.89 ghz, y su interacción con el cuerpo humano 

      Mallorquí Franquet, Jordi Joan; de Mora, J.; Blanch Boris, Sebastián; Romeu Robert, Jordi; Cardama Aznar, Ángel (Universidad de Málaga, 1992)
      Text en actes de congrés
      Accés obert

    • Down-slope combination of orbital and ground-based DInSAR for the efficient monitoring of slow-moving landslides 

      Iglesias González, Rubén; Monells Miralles, Daniel; Centolanza, Giuseppe; Mallorquí Franquet, Jordi Joan; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto (VDE Conference Publications, 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper seeks to demonstrate that radar-based remote sensing techniques are as effective as conventional geotechnical ones for geo-hazard assessment and mitigation. Concretely, this work encourages the proper combination ...

    • Edge enhancement algorithm based on the wavelet transform for automatic edge detection in SAR images 

      Tello Alonso, Mª Victoria; López Martínez, Carlos; Mallorquí Franquet, Jordi Joan; Salembier Clairon, Philippe Jean (IEEE Press. Institute of Electrical and Electronics Engineers, 2011-01-01)
      Article
      Accés obert
      This paper presents a novel technique for automatic edge enhancement and detection in synthetic aperture radar (SAR) images. The characteristics of SAR images justify the importance of an edge enhancement step prior to ...

    • Estimation of Azimuth Phase Undulations with Multisquint Processing in Airborne Interferometric SAR Images 

      Prats Iraola, Pau; Mallorquí Franquet, Jordi Joan (2003-06-30)
      Article
      Accés obert
      This letter presents a technique to detect and correct phase errors appearing in interferometric airborne synthetic aperture radar (SAR) systems due to the lack of precision in the navigation system. The technique is ...

    • Examen Final 

      Corbella Sanahuja, Ignasi; López Martínez, Carlos; Mallorquí Franquet, Jordi Joan; Vall-Llossera Ferran, Mercedes Magdalena (Universitat Politècnica de Catalunya, 2020-06-09)
      Examen
      Accés restringit a la comunitat UPC

    • Examen Final 

      Comerón Tejero, Adolfo; Corbella Sanahuja, Ignasi; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Vall-Llossera Ferran, Mercedes Magdalena (Universitat Politècnica de Catalunya, 2020-01-15)
      Examen
      Accés restringit a la comunitat UPC

    • GRECO-SAR: An Orbital Polarimetric SAR Simulator of Deterministic Complex Targets for Vessel Classification Studies 

      Margarit Martín, Gerard; Mallorquí Franquet, Jordi Joan; Rius Casals, Juan Manuel; Sanz Marcos, Jesús (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2006-12-31)
      Article
      Accés obert
      This paper presents a synthetic aperture radar (SAR) simulator that is able to generate polarimetric SAR (POLSAR) and polarimetric inverse SAR data of complex targets. It solves the electromagnetic problem via high-frequency ...

    • Ground-based polarimetric SAR interferometry for the monitoring of terrain displacement phenomena-part I: theoretical description 

      Iglesias González, Rubén; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Monells Miralles, Daniel; López Martínez, Carlos; Pipia, Luca (2015-03-01)
      Article
      Accés obert
      Ground-based synthetic aperture radar (SAR) (GB-SAR) sensors represent an effective solution for the monitoring of ground displacement episodes. Initially, the most GB-SAR sensors were based on vector network analyzers ...

    • Ground-based polarimetric SAR interferometry for the monitoring of terrain displacement phenomena-part II: applications 

      Iglesias González, Rubén; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Monells Miralles, Daniel; López Martínez, Carlos; Pipia, Luca (2015-03-01)
      Article
      Accés obert
      Urban subsidence and landslides are among the greatest hazards for people and infrastructure safety and they require an especial attention to reduce their associated risks. In this framework, ground-based synthetic aperture ...

    • Hydrosoil, soil moisture and vegetation parameters retrieval with a C-Band GB-SAR: Campaign implementation and first results 

      Aguasca Solé, Alberto; Broquetas Ibars, Antoni; Fabregas Canovas, Francisco Javier; Mallorquí Franquet, Jordi Joan; Vilalvilla Ornat, Pol; Biscamps Dalmau, Jordi; Llop Casamada, Jordi; Gallart González-Palacio, Montserrat; Gil Moya, Emilio; Gras Moreu, Anna Maria (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Text en actes de congrés
      Accés obert
      HydroSoil is a measurement campaign, funded by the European Space Agency (ESA), where the temporal evolutions of two crops, barley and corn, have been continuously monitored during the whole crop period by means of a C-band ...

    • Identification of potential subsidence related to pumping in the Almería basin (SE Spain) 

      Pulido-Bosch, Antonio; Delgado Marchal, José; Sola, Fernando; Vallejos, Angela; Vicente, Fernando; López Sánchez, Juan Manuel; Mallorquí Franquet, Jordi Joan (2012-02-28)
      Article
      Accés restringit per política de l'editorial
      Ground subsidence of detrital deposits in the Almer´ıa basin (SE Spain) was studied using the remote sensing technique of Differential Interferometry SAR (DInSAR). This basin is one of the most arid in Europe, receiving ...

    • Imaging of biomedical data using a multiplicative regularized contrast source inversion method 

      Abubakar, A.; Van den Berg, Peter M.; Mallorquí Franquet, Jordi Joan (2002-07)
      Article
      Accés obert
      In this paper, the recently developed multiplicative regularized contrast source inversion method is applied to microwave biomedical applications. The inversion method is fully iterative and avoids solving any forward ...

    • Impact of SAR image resolution on polarimetric persistent scatterer interferometry with amplitude dispersion optimization 

      Zhao, Feng; Mallorquí Franquet, Jordi Joan; López Sánchez, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Article
      Accés obert
      Polarimetric persistent scatterer interferometry (PolPSI) takes advantage of polarimetric optimization algorithms that enhance interferograms’ phase quality by adequately combining the available polarization channels (e.g., ...

    • Impact of SAR image resolution on the performance of the amplitude dispersion optimization for polarimetric persistent scatterer interferometry 

      Zhao, Feng; Mallorquí Franquet, Jordi Joan; López Sánchez, Juan Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Text en actes de congrés
      Accés obert
      Polarimetric persistent scatterer interferometry (PolPSI) takes advantage of polarimetric optimization algorithms that enhance interferograms’ phase quality by adequately combining the available polarization channels (e.g., ...

    • Improving PSI processing of mining induced large deformations with external models 

      Du, Sen; Mallorquí Franquet, Jordi Joan; Fan, Hongdong (VDE-Verlag, 2021)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The surface deformation caused by coal mining may cause various geological disasters. Many scholars use for mine monitoring Persistent Scatterer Interferometry (PSI) combined with external models to compensate the phase ...

    • Improving PSI processing of mining induced large deformations with external models 

      Du, Sen; Mallorquí Franquet, Jordi Joan; Fan, Hongdong; Zheng, Meinan (Multidisciplinary Digital Publishing Institute (MDPI), 2020-09-24)
      Article
      Accés obert
      Ground subsidences, either caused by natural phenomena or human activities, can threaten the safety of nearby infrastructures and residents. Among the different causes, mining operations can trigger strong subsidence ...

    • Insar atmospheric delays compensation: case study in Tenerife island 

      Hu, Zhongbo; Mallorquí Franquet, Jordi Joan; Centolanza, Giuseppe; Duro, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Differential Interferometry SAR (DInSAR) is an advanced technique to retrieve ground deformation in the geoscience community. Atmospheric Phase Screen (APS) is one of the largest challenges limiting the application of ...