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Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216129
... reverse time migration reverse time migration iteration lsrtm subsalt imaging boundary bleistein assumption approximation operator migration salt boundary modeling operator upstream oil & gas geophysics reservoir characterization Baysal , E. , D. D. , Kosloff...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216051
... zhang bleistein upstream oil & gas seg international exposition rtm geophysics coefficient reverse time migration illumination weight reflection coefficient migration asymptotic inversion normal reflection coefficient inversion Albertin , U. , H. , Jaramillo , D...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17790435
... geophysics rtm imaging condition decomposition equation bleistein artifact reservoir characterization quantitative estimation inversion normal reflection coefficient upstream oil & gas operator reflection coefficient Beylkin , G. , 1985 , Imaging of discontinuities...
Proceedings Papers

Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5929321
...; Alkhalifah, 1995; Hill, 2001; Gray, 2005; Gray and Bleistein, 2009; Popov et al., 2010; Yue et al., 2012, Zheng et al., 2013). Conventional migration operator is usually considered as the adjoint of the corresponding forward modeling operator (Bleistein, 1987; Claerbout, 1992). However, this approximation...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-2292
... does not suffer from stability and numerical dispersion problems. bleistein cggverita academica sinica modeling equation true-amplitude one-way wave equation upstream oil & gas one-way wave equation zhang operator coefficient wave equation transport equation migration...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-1835
... point central ray asymptotic expansion traveltime inversion equation representation bleistein neighborhood ray classical ray theory amplitude migration Modeling, Migration and Inversion with Gaussian Beams, Revisited Norman Bleistein , CWP, Colorado School of Mines and Samuel H. Gray...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-2595
... amplitude replacement trace efficient data moveout bleistein regularization bcfamo jaramillo azimuth output azimuth biondi Efficient data mapping for data regularization J. Bee Bednar and Chris J. Bednar, Panorama Technologies, 14811 St. Marys Lane, Houston TX 77079 Summary This paper focuses...
Proceedings Papers

Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-2003
... incident wave synthesized reservoir characterization inversion application theorem illumination wapenaar kirchhoff inversion geophysics common-shot data representation bleistein Kirchhoff inversion for Incident Waves Synthesized from Common-Shot Data Gathers Norman Bleistein, Center for Wave...
Proceedings Papers

Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-2435
... application receiver reservoir characterization elastic migration angle azimuth domain application azimuth bleistein formula angle-azimuth domain amplitude migration true amplitude migration kirchhoff migration Elastic migration in the angle-azimuth domain: application to a seabed node...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-1697
... image point imaging bleistein wave equation zhang migration reservoir characterization Kirchhoff Inversion in Image Point Coordinates Recast as Source/Receiver Point Processing N. Bleistein, Y. Zhang S. Xu , G. Zhang , and S. H. Gray§ CWP, Colorado School of Mines, Veritas DGC Inc., Houston...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-1942
... equation migration reflectivity annual international meeting true amplitude migration reflection coefficient bleistein domain cig incidence angle reservoir characterization geophysics downward continuation True amplitude migration by wavefield continuation Frederic Joncour G. Lambare J. Svay...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-2382
... uniform asymptotic expansion amplitude neighborhood upstream oil & gas nearby stationary point ray bleistein airy function equation contribution zhang derivative True Amplitude One-Way Wave Equations near Smooth Caustics: An Example N. Bleistein, Y. Zhang G. Zhang , CWP, Colorado...
Proceedings Papers

Paper presented at the 2005 SEG Annual Meeting, November 6–11, 2005
Paper Number: SEG-2005-0935
... for preservation of amplitude information in processes such as prestack migration. For the single-mode case, Bleistein (1987) developed a full range of theoretical formulas for 2D, 2.5D and 3D Kirchhoff migration. Several authors, Schleicher et al., (1993), Hanitzsch (1997), and Bleistein et al. (2001) also...
Proceedings Papers

Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-1021
.... reflector zhang true amplitude common-angle gather equation geophysics bleistein wave equation upstream oil & gas amplitude imaging condition true amplitude common-shot migration common-shot migration one-way wave equation migrated amplitude common-angle gather wave equation migration...
Proceedings Papers

Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-1065
... changes in rock physical properties for a 2D model. algorithm jiang feng sacchi geophysics university migration inversion upstream oil & gas rho 1 reservoir characterization exposition alberta bleistein migration pre-stack seismic data amplitude perturbation cseg national...
Proceedings Papers

Paper presented at the 2003 SEG Annual Meeting, October 26–31, 2003
Paper Number: SEG-2003-0925
... amplitude zhang upstream oil & gas differential equation operator one-way wave equation amplitude traveltime migration full wave equation inversion bleistein equation true amplitude one-way wave equation wave equation reservoir characterization pseudo-differential operator Theory...
Proceedings Papers

Paper presented at the 2003 SEG Annual Meeting, October 26–31, 2003
Paper Number: SEG-2003-1755
... reflectivity should be based on Bleistein et al’s (2001) ß common-offset weight. In comparison, the ß common-shot and common-receiver weights, although correct for individual gathers, produce average reflectivity estimates with a dip- and depth-dependent bias. Bleistein et al’s (2001) ß 1 common-offset...
Proceedings Papers

Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-1125
... distance kirchhoff migration upstream oil & gas truncated aperture aperture reservoir characterization weak reflector schleicher bleistein los alamo national laboratory summary Kirchhoff Migration with An Optimized Imaging Aperture Hongchuan Sun , Lianjie Huang, and Michael C. Fehler, Los...
Proceedings Papers

Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-1192
... at the image point, while keeping the reflection-angle fixed. equation media migration reflection-angle migration weak ti media reflection coefficient bleistein reservoir characterization elastic media reflection-angle migration integral singular function migration dip image point...
Proceedings Papers

Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-1121
... theoretical explication is not always easy to understand for applied geophysicists. boundary effect aperture effect huygen curve equation amplitude artifact migration bleistein stationary phase kirchhoff migration destructive interference upstream oil & gas means reservoir...

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