Numerical simulation of landscape evolution and water run-off on digital elevation models obtained from Pleiades

Auteurs-es

  • Alex Chen UNC Chapel Hill
  • Jérôme Darbon CMLA - ENS Cachan
  • Carlo De Franchis CMLA - ENS Cachan
  • Gabriele Facciolo CMLA - ENS Cachan
  • Enric Meinhardt CMLA - ENS Cachan
  • Julien Michel CNES
  • Jean-Michel Morel CMLA, ENS Cachan

DOI :

https://doi.org/10.52638/rfpt.2015.135

Mots-clés :

Landscape evolution model, partial differential equations, river networks, conservation laws, stream incision law, detachment-limited and transport-limited erosion, Pleiades stereopairs

Résumé

This paper illustrates how the main physical laws proposed in landscape evolution models (LEMs) can be modeled by a system of three partial differential equations governing water run-off, stream incision, hill slope evolution and sedimentation. Several numerical experiments on high resolution digital elevation models (DEMs) obtained from image stereo pairs of the satellite Pleiades illustrate its potential to simulate the fine structure of the river network, and to understand the landscape morphology and its causes.

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Biographie de l'auteur-e

Jean-Michel Morel, CMLA, ENS Cachan

94235, Cachan, France

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Publié-e

2015-02-04

Comment citer

Chen, A., Darbon, J., De Franchis, C., Facciolo, G., Meinhardt, E., Michel, J., & Morel, J.-M. (2015). Numerical simulation of landscape evolution and water run-off on digital elevation models obtained from Pleiades. Revue Française de Photogrammétrie et de Télédétection, (209), 117–123. https://doi.org/10.52638/rfpt.2015.135

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