Now showing items 1-19 of 19

    • A persistent scatterer interferometry procedure based on stable areas to filter the atmospheric component 

      Crosetto, Michele; Devanthéry Arasa, Nuria Virginia; Montserrat, Oriol; Barra, Anna; Cuevas Gonzalez, Maria; Mróz, Marek; Botey Bassols, Joan; Vázquez Suñé, Enric; Crippa, B. (Multidisciplinary Digital Publishing Institute (MDPI), 2018-11)
      Article
      Open Access
      This paper describes a Persistent Scatterer Interferometry (PSI) procedure to monitor the land deformation in an urban area induced by aquifer dewatering and the consequent drawdown of the water table. The procedure, based ...
    • A persistent scatterer interferometry procedure to monitor urban subsidence 

      Crosetto, Michele; Monserrat, Oriol; Barra, Anna; Cuevas-González, Maria; Krishnakumar, Vrinda; Mróz, Marek; Crippa, Bruno (2019)
      Conference report
      Open Access
      This paper describes a Persistent Scatterer Interferometry procedure for deformation monitoring. Its more original part concerns an approach to estimate the atmospheric phase component. The procedure can be used to monitor ...
    • Active reflectors for interferometric SAR deformation measurement 

      Abera Wassie, Yismaw; Crosetto, Michele; Luzi, Guido; Montserrat, Oriol; Barra, Anna; Palamá, Riccardo; Cuevas Gonzalez, Maria; Mirmazloumi, Seyedmohammad; Espín López, Pedro Fidel; Crippa, Bruno (2021-06-28)
      Article
      Open Access
      This paper is focused on the design, implementation and testing of an active reflector, to be used to support deformation monitoring studies based on Synthetic Aperture Radar interferometry. The device is designed to work ...
    • An innovative extraction methodology of active deformation areas based on sentinel-1 SAR dataset: the catalonia case study 

      Qiu, Z; Monserrat Hernández, Oriol; Krishnakumar, Vrinda; Crosetto, Michele (2021-06-16)
      Article
      Open Access
      Persistent scatterer interferometry (PSI) has been proved to be an advanced Interferometric Synthetic Aperture Radar (InSAR) technique used to measure and monitor terrain deformation. Two of the critical problems with InSAR ...
    • Analysis of the products of the Copernicus ground motion service 

      Crosetto, Michele; Solari, Lorenzo; Barra, Anna; Monserrat, Oriol; Cuevas-González, Maria; Palamá, Riccardo; Abera Wassie, Yismaw; Shahbazi, Saeedeh; Mirmazloumi, Seyedmohammad; Crippa, Bruno; Mróz, Marek (2022-05-30)
      Article
      Open Access
      Radar interferometry has progressed very much in the last two decades. It is now a powerful remote sensing techniques to monitor ground motion. The technique has undergone an important development in terms of processing ...
    • Classification of ground deformation using sentinel-1 persistent scatterer interferometry time series 

      Mirmazloumi, Seyedmohammad; Abera Wassie, Yismaw; Antonio Navarro, Jose; Palamá, Riccardo; Krishnakumar, Vrinda; Barra, Anna; Cuevas-González, María; Crosetto, Michele; Monserrat Hernández, Oriol (2022-02-03)
      Article
      Open Access
      Displacement time series (TS) provides temporal and spatial information related to ground defor- mation. This study aims to investigate temporal behavior of ground deformation TS, including classification of displacement ...
    • Differential SAR interferometry for the monitoring of land subsidence along railway infrastructures 

      Abera Wassie, Yismaw; Gao, Qi; Barra, Anna; Monserrat, Oriol; Crippa, Bruno; Crosetto, Michele (2022-05-30)
      Article
      Open Access
      The paper summarizes the results of an ongoing research project carried out in cooperation between CTTC (Spain) and the University of Milan (Italy). The work aimed at investigating the role of quality indicators in the ...
    • ELULC-10, a 10 m European land use and land cover map using Sentinel and landsat data in Google Earth Engine 

      Mirmazloumi, Seyedmohammad; Kakooei, Mohammad; Mohseni, Farzane; Ghorbanian, Arsalan; Amani, Meisam; Crosetto, Michele; Montserrat, Oriol (Multidisciplinary Digital Publishing Institute (MDPI), 2022-06-24)
      Article
      Open Access
      Land Use/Land Cover (LULC) maps can be effectively produced by cost-effective and frequent satellite observations. Powerful cloud computing platforms are emerging as a growing trend in the high utilization of freely ...
    • Gb-SAR interferometry displacement measurements during dewatering in construction works : case of La Sagrera railway station in Barcelona, Spain 

      Serrano Juan, Alejandro; Vázquez Suñé, Enric; Montserrat, Oriol; Crosetto, Michele; Hoffmann Jauge, Christian; Ledesma Villalba, Alberto; Criollo, Rotman; Pujades, E; Velasco Mansilla, Domitila Violeta; García Gil, Alejandro; García Alcaraz, María del Mar (2016-04-29)
      Article
      Open Access
      Construction processes require monitoring to ensure safety and to control the new and existing structures. Traditional monitoring is based on land surveys and geotechnical instruments and only allows for point-like ...
    • Ground deformation analysis using basic products of the Copernicus ground motion service 

      Shahbazi, Saeedeh; Crosetto, Michele; Barra, Anna (2022-05-30)
      Article
      Open Access
      Monitoring ground deformation at national and regional level with millimetre-scale precision, nowadays, is possible by using Advanced Differential Interferometric SAR (A-DInSAR) techniques. This study concerns the results ...
    • Ground movement classification using statistical tests over persistent scatterer interferometry time series 

      Mirmazloumi, Seyedmohammad; Abera Wassie, Yismaw; Antonio Navarro, José; Palamá, Riccardo; Monserrat Hernández, Oriol; Crosetto, Michele (Elsevier, 2022)
      Article
      Open Access
      This study proposes modifications to an existing automatic classification method of Persistent Scatterers Interferometry (PSI) time series (TS) and a new procedure to classify ground movements into seven classes. We also ...
    • InSAR deformation time series classification using a convolutional neural network 

      Mirmazloumi, Seyedmohammad; Gambin Fernandez, Angel; Abera Wassie, Yismaw; Barra, Anna; Palamá, Riccardo; Crosetto, Michele; Montserrat, Oriol; Bruno, Crippa (2022-05-30)
      Article
      Open Access
      Temporal analysis of deformations Time Series (TS) provides detailed information of various natural and humanmade displacements. Interferometric Synthetic Aperture Radar (InSAR) generates millimetre-scale products, indicating ...
    • InSAR time series and LSTM model to support early warning detection tools of ground instabilities: mining site case studies 

      Mirmazloumi, Seyedmohammad; Wassie, Yismaw; Nava, Lorenzo; Cuevas González, María; Crosetto, Michele; Montserrat, Oriol (2023-10)
      Article
      Open Access
      Early alarm systems can activate vital precautions for saving lives and the economy threatened by natural hazards and human activities. Interferometric synthetic aperture radar (InSAR) products generate valuable ground ...
    • Interferometric SAR deformation timeseries: a quality index 

      Abera Wassie, Yismaw; Mirmazloumi, Seyedmohammad; Monserrat Hernández, Oriol; Crippa, Bruno; Palamá, Riccardo; Barra, Anna; Crosetto, Michele (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2021)
      Conference report
      Open Access
      Estimating unknown absolute phase from a wrapped observation is a challenging and ill-posed problem that possibly leads to misinterpretation of interferometric SAR (InSAR) deformation results. In this study, we introduce ...
    • Mesures de deformació des de satèl·lit i terrestres 

      Crosetto, Michele (2009-10-26)
      Audiovisual
      Open Access
    • Past, present and future monitoring at the Vallcebre landslide (Eastern Pyrenees, Spain) 

      Gili Ripoll, José Antonio; Corominas Dulcet, Jordi; Moya Sánchez, José; Crosetto, Michele; Montserrat, Oriol (2021-01)
      Article
      Open Access
      Works carried out to monitor the displacements of the Vallcebre landslide (Pyrenees range, NE of Spain) since 1987 are presented. The landslide, which extends over an area of about 0.8 km2 and affects more than 20 × 106 ...
    • Pyrenees deformation monitoring using Sentinel-1 data and the Persistent Scatterer Interferometry technique 

      Mirmazloumi, Seyedmohammad; Barra, Anna; Crosetto, Michele; Monserrat Hernández, Oriol; Crippa, Bruno (Elsevier, 2021)
      Article
      Open Access
      This study focuses on deformation mapping and monitoring using Sentinel-1 radar data and the DInSAR (Differential Interferometric Synthetic Aperture Radar) technique. In particular, a Persistent Scatterer Interferometry ...
    • Supervised machine learning algorithms for ground motion time series classification from InSAR data 

      Mirmazloumi, Seyedmohammad; Gambin Fernandez, Angel; Palamá, Riccardo; Crosetto, Michele; Abera Wassie, Yismaw; Navarro, José Antonio; Barra, Anna; Monserrat Hernández, Oriol (Multidisciplinary Digital Publishing Institute (MDPI), 2022-08-08)
      Article
      Open Access
      The increasing availability of Synthetic Aperture Radar (SAR) images facilitates the genera- tion of rich Differential Interferometric SAR (DInSAR) data. Temporal analysis of DInSAR products, and in particular deformation ...
    • Urban deformation monitoring using Sentinel-1 SAR data: a case study 

      Crosetto, Michele; Monserrat, Oriol; Cuevas-González, Maria; Barra, Anna; Krishnakumar, Vrinda; Crippa, Bruno (2019)
      Conference report
      Open Access
      This paper describes the monitoring of the deformation associated to the construction works of a tunnel. The deformation is monitored using a Persistent Scatterer Interferometry technique and Sentinel-1 SAR ...