Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France
International audience Interferometric Synthetic Aperture Radar (InSAR) is a method of measurement based on the phase difference between two radar images, which represent the same area but at different time intervals. The technique generates infero- grams, maps of surface deformation in two-dimensio...
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ftunigrenoble:oai:HAL:hal-00682733v1 2024-05-19T07:47:12+00:00 Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France Echelard, Thomas Krysiecki, Jean-Michel Barboux, Chloé Gay, Michel Schoeneich, Philippe Université Joseph Fourier - Grenoble 1 - Institut de géographie alpine (UJF IGA) Université Joseph Fourier - Grenoble 1 (UJF) GIPSA - Signal Images Physique (GIPSA-SIGMAPHY) Département Images et Signal (GIPSA-DIS) Grenoble Images Parole Signal Automatique (GIPSA-lab) Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Grenoble Images Parole Signal Automatique (GIPSA-lab) Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS) Geosciences Department Albert-Ludwigs-Universität Freiburg GIPSA-Services (GIPSA-Services) Pacte, Laboratoire de sciences sociales (PACTE) Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Joseph Fourier - Grenoble 1 (UJF)-Sciences Po Grenoble - Institut d'études politiques de Grenoble (IEPG)-Centre National de la Recherche Scientifique (CNRS) European Project: Vienne, Austria 2011-04-03 https://hal.science/hal-00682733 en eng HAL CCSD hal-00682733 https://hal.science/hal-00682733 EGU 2011 - European Geosciences Union General Assembly https://hal.science/hal-00682733 EGU 2011 - European Geosciences Union General Assembly, Apr 2011, Vienne, Austria. pp.EGU2011-6496 [INFO.INFO-TI]Computer Science [cs]/Image Processing [eess.IV] info:eu-repo/semantics/conferenceObject Conference papers 2011 ftunigrenoble 2024-05-02T00:15:27Z International audience Interferometric Synthetic Aperture Radar (InSAR) is a method of measurement based on the phase difference between two radar images, which represent the same area but at different time intervals. The technique generates infero- grams, maps of surface deformation in two-dimensions allowing for the detection and quantification (in centimetres) of variations in distance between the target and the radar between two different data acquisitions. The present study suggests a method of automatic detection of deformation zones through the use of confidence and coherence images. The research aims to validate the methodology used by analysing the movement polygons obtained. This study was focused on the Queyras Natural Regional Park. Four different time scales are provided for the identification of four different rates of movements (cm/month, cm/2months, cm/year and cm/2years). A rockglacier inventory of Queyras was completed to provide a range of potential creeping formations. For each form several variables were described and collected in a data base. The aim was to compare the inventory with the detected movement zones by InSAR. Conference Object permafrost Université Grenoble Alpes: HAL |
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Open Polar |
collection |
Université Grenoble Alpes: HAL |
op_collection_id |
ftunigrenoble |
language |
English |
topic |
[INFO.INFO-TI]Computer Science [cs]/Image Processing [eess.IV] |
spellingShingle |
[INFO.INFO-TI]Computer Science [cs]/Image Processing [eess.IV] Echelard, Thomas Krysiecki, Jean-Michel Barboux, Chloé Gay, Michel Schoeneich, Philippe Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France |
topic_facet |
[INFO.INFO-TI]Computer Science [cs]/Image Processing [eess.IV] |
description |
International audience Interferometric Synthetic Aperture Radar (InSAR) is a method of measurement based on the phase difference between two radar images, which represent the same area but at different time intervals. The technique generates infero- grams, maps of surface deformation in two-dimensions allowing for the detection and quantification (in centimetres) of variations in distance between the target and the radar between two different data acquisitions. The present study suggests a method of automatic detection of deformation zones through the use of confidence and coherence images. The research aims to validate the methodology used by analysing the movement polygons obtained. This study was focused on the Queyras Natural Regional Park. Four different time scales are provided for the identification of four different rates of movements (cm/month, cm/2months, cm/year and cm/2years). A rockglacier inventory of Queyras was completed to provide a range of potential creeping formations. For each form several variables were described and collected in a data base. The aim was to compare the inventory with the detected movement zones by InSAR. |
author2 |
Université Joseph Fourier - Grenoble 1 - Institut de géographie alpine (UJF IGA) Université Joseph Fourier - Grenoble 1 (UJF) GIPSA - Signal Images Physique (GIPSA-SIGMAPHY) Département Images et Signal (GIPSA-DIS) Grenoble Images Parole Signal Automatique (GIPSA-lab) Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Grenoble Images Parole Signal Automatique (GIPSA-lab) Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Stendhal - Grenoble 3-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS) Geosciences Department Albert-Ludwigs-Universität Freiburg GIPSA-Services (GIPSA-Services) Pacte, Laboratoire de sciences sociales (PACTE) Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Joseph Fourier - Grenoble 1 (UJF)-Sciences Po Grenoble - Institut d'études politiques de Grenoble (IEPG)-Centre National de la Recherche Scientifique (CNRS) European Project: |
format |
Conference Object |
author |
Echelard, Thomas Krysiecki, Jean-Michel Barboux, Chloé Gay, Michel Schoeneich, Philippe |
author_facet |
Echelard, Thomas Krysiecki, Jean-Michel Barboux, Chloé Gay, Michel Schoeneich, Philippe |
author_sort |
Echelard, Thomas |
title |
Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France |
title_short |
Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France |
title_full |
Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France |
title_fullStr |
Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France |
title_full_unstemmed |
Automatic movement detection by InSAR in permafrost areas. Application to the Queyras Natural Regional Park, Hautes-Alpes, France |
title_sort |
automatic movement detection by insar in permafrost areas. application to the queyras natural regional park, hautes-alpes, france |
publisher |
HAL CCSD |
publishDate |
2011 |
url |
https://hal.science/hal-00682733 |
op_coverage |
Vienne, Austria |
genre |
permafrost |
genre_facet |
permafrost |
op_source |
EGU 2011 - European Geosciences Union General Assembly https://hal.science/hal-00682733 EGU 2011 - European Geosciences Union General Assembly, Apr 2011, Vienne, Austria. pp.EGU2011-6496 |
op_relation |
hal-00682733 https://hal.science/hal-00682733 |
_version_ |
1799487529428189184 |