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1-18 of 18
Keywords: reflectivity function
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Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2982548
... exponentially reservoir characterization fourier transform wavelet robinson application spike seg international exposition annual meeting perfect spike upstream oil & gas seismic wavelet treitel kernel deconvolution reflectivity function Dey , A. , 1999 , An analysis...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5868404
... to recover the reflectivity function from seismic record. So far, the inversion and deconvolution technique has experienced the development process from direct inversion to model-based inversion, from post-stack inversion to pre-stack inversion, and from linear inversion to nonlinear inversion (Tarantola...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1998 SEG Annual Meeting, September 13–18, 1998
Paper Number: SEG-1998-1542
... assessment simple assessment method reflectivity function assessment method macro subsurface model migration process upstream oil & gas angle-averaged reflection information berkhout Evaluation of Seismic Image Quality - Part I: Assessment of migration algorithms A.J. Berkhout*, D.J. Verschuur...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1996 SEG Annual Meeting, November 10–15, 1996
Paper Number: SEG-1996-0032
... surveys that accurately images 3-D seismic data while preserving relative amplitudes describing the offset and azimuth-dependent reflectivity function. The method fo- cuses on both algorithm accuracy and proper handling of irregular geometry and therefore allows for reliable AVO analysis of migrated data...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1996 SEG Annual Meeting, November 10–15, 1996
Paper Number: SEG-1996-1967
... ABSTRACT No preview is available for this paper. information management ghost response upstream oil & gas sea bottom reflectivity function reflection coefficient inversion frequency-slowness domain geophysics algorithm multiple reflection reservoir characterization...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1994 SEG Annual Meeting, October 23–28, 1994
Paper Number: SEG-1994-0357
... distribution reflectivity function analytical continuation geoelectrical cross section top part resistivity Migration and analytic continuation in geoelectric imaging Michael S. Zhdanov*, Peter Traynin, and Oleg Portniaguine, University of Utah EM1.4 Summary Geoelectric imaging can be accomplished...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1993 SEG Annual Meeting, September 26–30, 1993
Paper Number: SEG-1993-0649
... functions were used to scale the final estimated source and reflectivity functions, respectively. Conclusion In reflection seismology, an accurate estimate of the source function which generated a particular set, of seismic data is crucial to accurate recovery of the mechanical properties of the earth. When...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1990 SEG Annual Meeting, September 23–27, 1990
Paper Number: SEG-1990-0281
... ABSTRACT No preview is available for this paper. density log institut francais du petrole interpretation attenuation reservoir characterization borehole data reflectivity function impedance model inversion impedance log information deconvolution vsp inversion upstream oil...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1989 SEG Annual Meeting, October 29–November 2, 1989
Paper Number: SEG-1989-1209
... by the ideal method is an approximate one. RESIDUAL PHASE FROM SEISMIC DATA Theoretical investigations (Lindsey, 1989; Steiglitz and Dickinson, 1982) and measurements from sonic-log data indicate that the zeros of the z-transfotm of reflectivity functions have a strong tendency to cluster close the unit circle...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1988 SEG Annual Meeting, October 30–November 3, 1988
Paper Number: SEG-1988-1350
... ABSTRACT No preview is available for this paper. reflectivity function interface simulation reservoir characterization wave propagation integrodifferential equation kolmogorov-feller forward equation upstream oil & gas burridge coefficient reflection evolution slowness...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1987 SEG Annual Meeting, October 11–15, 1987
Paper Number: SEG-1987-0433
... ABSTRACT No preview is available for this paper. impedance upstream oil & gas wavelet seismic trace inversion impedance constraint phase rotation deconvolution seismic data reflectivity function constraint well synthetic spike well impedance velocity inversion...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1985 SEG Annual Meeting, October 6–10, 1985
Paper Number: SEG-1985-0327
... the earth s reflectivity function convolved with a zero-phase wavelet. During the pro- cessing sequence every effort is made to eliminate the effects of the source signature, the instrument response, and the multiples, and to correct for dispersion and attenuation. The processing pro- cedures normally used...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1985 SEG Annual Meeting, October 6–10, 1985
Paper Number: SEG-1985-0361
..., currently ARC0 Resources Technology: and J. D. Garmany, formerly Univ. of Washington, currently Institute for Geophysics, Univ. of Texas, Austin This paper discusses techniques which can be applied for the determination of the complex reflectivity function in order to solve the body wave forward problem...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1985 SEG Annual Meeting, October 6–10, 1985
Paper Number: SEG-1985-0363
... ABSTRACT No preview is available for this paper. reflectivity function differential system slowness riccati differential system slow solution symmetry azimuth media crust apparent slowness upstream oil & gas reservoir characterization matrix frequency constraint...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1984 SEG Annual Meeting, December 2–6, 1984
Paper Number: SEG-1984-0711
... ABSTRACT No preview is available for this paper. reflectivity function washout zone inverse problem ray reflector depth matrix traveltime slowness reflector velocity depth model velocity anomaly reservoir characterization medical tomography seismic tomography information...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1983 SEG Annual Meeting, September 11–15, 1983
Paper Number: SEG-1983-0579
... ABSTRACT No preview is available for this paper. equation linear programming reflectivity function information interface oldenburg reservoir characterization machine learning velocity constraint spurious observation interactive inversion traveltime standard deviation...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1982 SEG Annual Meeting, October 17–21, 1982
Paper Number: SEG-1982-0202
... ABSTRACT No preview is available for this paper. low frequency information fourier transform reflection seismogram recovery reflectivity function spectrum reflectivityfunction prediction acoustic impedance clayton wavelet reservoir characterization upstream oil & gas...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the 1982 SEG Annual Meeting, October 17–21, 1982
Paper Number: SEG-1982-0204
... that the true earth reflectivity function has been Acoustic Impedance discovered. The space of acceptable models may be further restricted by Colin Wrrlker and Tad .I. Ulryh, minimizing Univ. of British Columbia, Crtnadb Determination of the subsurface acoustic impedance by direct 4 = i ldrl(t)/dr ]dr. (5...