Title :
Discontinuous seismic horizon tracking based on a poisson equation with incremental dirichlet boundary conditions
Author :
Zinck, G. ; Donias, M. ; Guillon, S. ; Lavialle, O.
Author_Institution :
Lab. IMS, Univ. de Bordeaux, Talence, France
Abstract :
We propose a new method to track a seismic horizon with a discontinuity due to a fault throw assumed to be quasi-vertical. Our approach requires the knowledge of the two points delimiting the horizon as well as the discontinuity location and jump. We deal with a non linear partial derivative equation relied on the estimated local dip. Its iterative resolution is based on a Poisson equation with incremental Dirichlet boundary conditions. By exploiting a coherence criterion, we finally present an efficient method even when the discontinuity location and jump are unknown.
Keywords :
Poisson equation; geophysics computing; iterative methods; seismology; signal processing; Poisson equation; discontinuity location; discontinuous seismic horizon tracking; incremental Dirichlet boundary conditions; iterative resolution; nonlinear partial derivative equation; Boundary conditions; Coherence; Conferences; Equations; Image processing; Mathematical model; Poisson equations; Fault detection; Incremental boundary conditions; Poisson equation; Seismic horizon tracking;
Conference_Titel :
Image Processing (ICIP), 2011 18th IEEE International Conference on
Conference_Location :
Brussels
Print_ISBN :
978-1-4577-1304-0
Electronic_ISBN :
1522-4880
DOI :
10.1109/ICIP.2011.6116436