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Gilles Lambaré

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Proceedings Papers

Paper presented at the 1997 SEG Annual Meeting, November 2–7, 1997
Paper Number: SEG-1997-1889
... podvin traveltime upstream oil & gas gille lambare velocity model ST 15.8 Velocity macromodel estimation by Stereotomography Frederic BILLETTE*, Gilles LAMBARE and Pascal PODVIN; Ecole des Mines de Paris Summary We will present a new tomographic method for estimat- ing velocity macromodels...
Proceedings Papers

Paper presented at the 1995 SEG Annual Meeting, October 8–13, 1995
Paper Number: SEG-1995-0156
... ABSTRACT No preview is available for this paper. amplitude perturbation norsk hydro target zone interpolation imaging madariaga ray true-amplitude migration lambaré inversion receiver position gille lambaré travel time velocity field approximation reservoir...
Proceedings Papers

Paper presented at the 2003 SEG Annual Meeting, October 26–31, 2003
Paper Number: SEG-2003-0809
... ray segment component section depth migrated image upstream oil & gas selection boëlle stereotomographic model annual seg meeting dataset billette P-P and P-S Stereotomography : application to a 2D-OBC-4C real dataset Gilles Lambaré*1, Jean-Luc Boëlle2, Mathias Alerini1&3 1École des...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-0943
... Valhall dataset Gilles LAMBAR École des Mines de Paris, Mathias ALERINI, Sintef Petroleum Research Summary We present the application of 2D PP-PS Stereotomography to the 2D OBC isotropic Valhall synthetic dataset built by bp from the real Valhall field. The synthetic model exhibits structurally simple...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-2593
... chalard velocity macro-model estimation dataset Status of 3D stereotomographic optimization Émanuel CHALARD,, CGG, Gilles LAMBAR École des Mines de Paris , Summary Stereotomography was proposed seven years ago for estimating velocity macro-model from seismic reflection data. From the early works...
Proceedings Papers

Paper presented at the 1998 SEG Annual Meeting, September 13–18, 1998
Paper Number: SEG-1998-1120
... ABSTRACT No preview is available for this paper. seg Can w e image quan titatively complex models with rays? St ephane OPERTO y , Sheng XU and Gilles LAMBAR E Ecole des Mines de Paris, FRANCE y now at UMR G eosciences Azur - CNRS (Villefranche-sur-mer, FRANCE). Summary We show...
Proceedings Papers

Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-1364
... wave equation migration : application to the 3D SEG/EAGE Salt model. Bertrand DUQUET¹, Sheng XU and Gilles LAMBAR ¹Institut Français du Pétrole, ² Ecole des Mines de Paris, ³ now at Paradigm Geophysical Houston. Summary In the context of the SEG/EAGE Salt model experiment we compare results obtained...
Proceedings Papers

Paper presented at the 2000 SEG Annual Meeting, August 6–11, 2000
Paper Number: SEG-2000-2142
... point travel time inversion application velocity model velocity field billette seg 2000 coherent event ray segment Application of 2D Stereotomography to marine seismic reflection data Soazig Le Bégat*, Pascal Podvin and Gilles Lambaré Centre de Recherche en Géophysique, Ecole des Mines de...
Proceedings Papers

Paper presented at the 1999 SEG Annual Meeting, October 31–November 5, 1999
Paper Number: SEG-1999-0844
... ABSTRACT No preview is available for this paper. seg 1999 kmdepth 3D common di racting angle migration/inversion for AVA analysis Philippe THIERRY , Gilles LAMBAR E, Sheng XU, Ecole des Mines de Paris, France Summary We propose a preserved amplitude migration/inversion for AVA...
Proceedings Papers

Paper presented at the 1994 SEG Annual Meeting, October 23–28, 1994
Paper Number: SEG-1994-1386
... criterion algorithm reservoir characterization 2-D asymptotic Green s functions Gilles Lambar Paulo S. Lucia, École des Mines de Paris; and Andrzej Hanyga, University of Bergen, Norway Summary An algorithm for fast computation of 2D asymp- totic Green s functions is presented. It is based on paraxial...
Proceedings Papers

Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-2343
... stereotomographic picking reservoir characterization exposition october 2004 lambaré seismic reflection data velocity model stereotomographic model dataset salt body stereotomography selection Stereotomographic picking in practice Gilles Lambar Mathias Alerini¹,Pascal Podvin École des Mines de Paris...
Proceedings Papers

Paper presented at the 1999 SEG Annual Meeting, October 31–November 5, 1999
Paper Number: SEG-1999-1390
... ABSTRACT No preview is available for this paper. interpolate seg 1999 source position 3D Migration/in version in complex media Sheng XU , Gilles LAMBAR E and Philippe THIERRY, Ecole des Mines de Paris Summary We discuss a numerical strategy for a fast 3D migra- tion/inversion...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-3984
... kinematic information tomography upstream oil & gas nicolas deladerrière slope tomography seg houston 2009 lambaré traonmilin nonlinear tomography tomographic tool reservoir characterization coherent event Non-linear tomography for time imaging Gilles Lambar Nicolas Deladerrière, Yann...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-3250
... velocity model exhibition velocity model annual international conference reservoir characterization rmo curve workflow perturbation coherent event velocity perturbation Velocity update for pre-stack time migration Gilles Lambaré, Jean-Paul Touré, José Le Moigne, Serge Zimine, Philippe Herrmann...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-3014
... analysis guillaume From time to depth imaging: an accurate workflow Gilles Lambar Philippe Herrmann, Jean-Paul Touré, Laure Capar, Patrice Guillaume, Nicolas Bousquié, Damien Grenié, Serge Zimine, CGGVeritas. Summary We present a new strategy for depth velocity model building from pre-stack time...
Proceedings Papers

Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-3120
... chauris migration velocity analysis rtm kirchhoff angle domain common-image gather reservoir characterization angle domain cig velocity model RTM and Kirchhoff angle domain common-image gathers for migration velocity analysis. Jean-Philippe Montel*, Gilles Lambaré CGGVeritas Massy (France...
Proceedings Papers

Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-3984
... RTM and Kirchhoff angle domain common-image gathers Jean-Philippe Montel*, Gilles Lambaré, Patrice Guillaume CGGVeritas Massy (France) Summary In Montel and Lambaré (2011), we put in evidence the pitfalls when using angle domain common-image gathers (ADCIGs) for velocity model building and the ways...
Proceedings Papers

Paper presented at the 1994 SEG Annual Meeting, October 23–28, 1994
Paper Number: SEG-1994-1004
... model elastic inversion hessian approximation reservoir characterization variation An application of Ray + Born inversion on real data Eric Forgues* Institut Français du Pétrole; Gilles Lambaré, Ecole des Mines de Paris; Paul, de Beukelaar, Françoise Coppens, and Vincent Richard, Institut...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0559
... tomography annual international meeting reservoir characterization dip error inversion reflector constraint cost function lambaré seg houston 2013 international meeting velocity model upstream oil & gas Dip constrained non-linear slope tomography Patrice Guillaume*, Mathieu Reinier, Gilles...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0683
... Guillaume, Steve Hollingworth*, Xiaoming Zhang, Anthony Prescott, Richard Jupp, Gilles Lambaré, Owen Pape, CGGVeritas Summary The application of a new ray-based multi-layer approach for reflection tomography overcomes many of the limitations of tomographic methods typically employed on PSDM projects. Global...

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