Now showing items 1-20 of 28

    • Advanced pixel selection and optimization algorithms for Persistent Scatterer Interferometry (PSI) 

      Zhao, Feng, 1992- (Universitat Politècnica de Catalunya, 2019-07-26)
      Doctoral thesis
      Open Access
      Ground deformation measurements can provide valuable information for minimization of associated loss and damage caused by natural and environmental hazards. As a kind of remote sensing technique, Persistent Scatterer ...
    • Analysis of denoising algorithms for Polarimetric SAR data: the cases of the Bilateral and the Non Local Means filters 

      Martinez Del Hoyo Guri, Antonio (Universitat Politècnica de Catalunya, 2014-09-12)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Technische Universität Berlin
      [ANGLÈS] The aim of this thesis is to do an in-depth analysis of state-of-the-art denoising methods for Polarimetric SAR data and to propose a new algorithm taking advantage on their strong points. The filters under analysis ...
    • Anàlisi dels moviments superficials de l’àrea de Súria per mitjà d’Interferometria Diferencial SAR (DINSAR) 

      Yerro Colom, Alba (Universitat Politècnica de Catalunya, 2008-12-12)
      Minor thesis
      Open Access
      En aquesta tesina es realitza un estudi de moviments superficials mitjançant la tècnica d’interferometria radar (DInSAR) a la zona del poble de Súria. És una àrea on la possibilitat d’observar deformacions del terreny ...
    • Application of DInSAR techniques to the monitoring of ground deformations 

      Tessitore, Serena (Universitat Politècnica de Catalunya, 2014-05-09)
      Doctoral thesis
      Open Access
      Covenantee:   Università degli Studi di Napoli Federico II
      The aim of the present thesis has been to test the applicability of the innovative Advanced DInSAR techniques in the natural risk mitigation related to subsidence phenomena. In particular, two test sites have been chosen, ...
    • Atmospheric artifacts correction for InSAR using empirical model and numerical weather prediction models 

      Hu, Zhongbo (Universitat Politècnica de Catalunya, 2019-12-19)
      Doctoral thesis
      Open Access
      lnSAR has been proved its unprecedented ability and merits of monitoring ground deformation on large scale with centimeter to millimeter scale accuracy. However, several factors affect the reliability and accuracy of its ...
    • Combination of fully focused sentinel-6 and interferometric CryoSat-2 to enhance sea ice retrievals 

      Guerra Bernal, Michel Enrique (Universitat Politècnica de Catalunya, 2023-06)
      Master thesis
      Open Access
      Covenantee:   isardSAT
      Radar altimetry has proven to be key in Earth observation when retrieving remote and systematic data for looking at long term trends, this is the case of the cryosphere monitoring. In this context, important missions ...
    • Complex domain analysis of random volume over ground model for forest height 

      Jorge Ruiz, Jorge (Universitat Politècnica de Catalunya, 2019-05-22)
      Master thesis
      Open Access
      This work focuses on the analysis of X-band Interferometric Synthetic Aperture Radar (InSAR) satellite acquisitions over forested areas in Estonia with the main goal of estimating forest tree height. The objective is to ...
    • Desenvolupament d'algoritmes de compensació de moviment per a SAR embarcat en sistema aeri no tripulat 

      Alabort Medina, Arnau (Universitat Politècnica de Catalunya, 2014-03)
      Master thesis (pre-Bologna period)
      Open Access
      [ANGLÈS] Study and development of the main image focus algorithms for a Synthetic Aperture Radar (SAR). First starts studying the basic focus techniques and then are implemented autofocus methods to correct the errors in ...
    • DInSAR processing with polarimetric data 

      Monells Miralles, Daniel (Universitat Politècnica de Catalunya, 2011-09-09)
      Master thesis
      Open Access
      English: Study of the uses of orbital polarimetric data for the survey of terrain subsidence through SAR Differential interferometry (DInSAR).
    • Disseny i caracterització d'un capçal de RF compacte en banda C i X per un receptor SAR biestàtic 

      Costa Barriga, Xavier (Universitat Politècnica de Catalunya, 2016-07)
      Master thesis (pre-Bologna period)
      Open Access
      This project combines the technologies of various projects SABRINA (SAR Bistatic Receiver for Interferometric Applications) of Remoting Sensing Lab at UPC, in order to design and implement a RF receiver capable of receiving ...
    • Error propagation analysis in the processing of sar images for subsidence measuraments 

      Testolina, Paolo (Universitat Politècnica de Catalunya, 2018-07)
      Master thesis
      Open Access
      Covenantee:   Università degli Studi di Padova
      Every measurement of the physical world is affected by uncertainty, no matter how precise the available instruments are. In other words, a measure completely free of errors is not possible. Being able to quantify this ...
    • Generació eficient d'interferogrames diferencials mitjantçant un DEM extrem 

      Monells Miralles, Daniel (Universitat Politècnica de Catalunya, 2008-12-15)
      Master thesis (pre-Bologna period)
      Open Access
      Aquest projecte està emmarcat en el camp de la interferometria, una aplicació que permet tenir informació al llarg de l’eix d’observació d’una escena. La informació d’alçada s’extreu a partir del que s’anomena interferograma, ...
    • High-resolution space-borne and ground-based SAR persistent scatterer interferometry for landslide monitoring 

      Iglesias González, Rubén (Universitat Politècnica de Catalunya, 2015-12-04)
      Doctoral thesis
      Open Access
      Every year, with the onset of spring rains and snow melting, landslides represent one of the major threats to human life and infrastructures in natural environments. In this context, different surveying techniques, such ...
    • Marine applications of SAR polarimetry 

      Margarit Martín, Gerard (Universitat Politècnica de Catalunya, 2007-07-11)
      Doctoral thesis
      Open Access
      Els oceans mantenen una fràgil i complexa cadena que enllaça un alt nombre de factors biològics, sociològics i econòmics. Actualment, aquest ecosistema està amenaçat per l'activitat humana i uns dels punts més crítics és ...
    • Orbital and ground-based differential SAR interferometry for the monitoring of slow-moving landslides 

      Iglesias González, Rubén (Universitat Politècnica de Catalunya, 2013-07-24)
      Master thesis
      Open Access
      The work proposed in this Master Thesis seeks to demonstrate that radar-based remote sensing techniques are as effective as the conventional geotechnical ones for the monitoring of landslides. Concretely, the work encourages ...
    • Orbital differential SAR interferometry with polarimetric data 

      Monells Miralles, Daniel (Universitat Politècnica de Catalunya, 2017-01-18)
      Doctoral thesis
      Open Access
      Space-borne Synthetic Aperture Radar (SAR) systems have demonstrated great effectiveness to survey wide areas, independently of the weather conditions and the day/night cycle. One of the most exploited applications is ...
    • Phase synchronization scheme for very long baseline coherent arrays 

      Merlano Duncan, Juan Carlos (Universitat Politècnica de Catalunya, 2012-07-26)
      Doctoral thesis
      Open Access
      Precise phase synchronization of clock or local oscillator signals over distributed systems is a recurring requirement in the design of a wide range of systems, with applications in telecommunications and, for example, in ...
    • Polarimetric Calibration of a Bistatic SAR detector 

      Yam Ontiveros, Luis Eduardo (Universitat Politècnica de Catalunya, 2010-07)
      Master thesis
      Open Access
      The polarimetric radars o er the advantage of knowing about properties of target's surface by acquiring information of how the incident electromagnetic energy is scattered respect to orthogonal polarization vectors. ...
    • Post-processing methods for ocean monitoring in SAR images 

      Tello Alonso, Maria Victoria (Universitat Politècnica de Catalunya, 2011-02-07)
      Doctoral thesis
      Open Access
      In the recent years, a wide interest has been focused on research and development for the operational use of satellite remote sensing tools for Earth observation. Among different types of sensors, Synthetic Aperture Radars ...
    • Procesado DInSAR a alta resolución con imágenes con diferencias de Doppler grandes 

      García Hernández, Antonio Jesús (Universitat Politècnica de Catalunya, 2011-09-29)
      Master thesis (pre-Bologna period)
      Open Access
      English: Development of interferometric techniques by amplitude criteria in order to obtain the linear subsidence, taking into account the azimut position phase component in the estimation process, which is very relevant ...