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Extended Abstracts in 1997

 

Bojinski, S., Gold, N., Shapiro, S.A., and Stanullo, J., Seismic characterization of statistic heterogeneities: laboratory studies, EAGE Meeting, Ext. Abstr., Geneva 1997.

Bojinski, S., Shapiro, S.A., Gold, N., and Stanullo, J., Seismic characterization of statistical properties of fractured composite materials, SEG Meeting, Ext. Abstr., Dallas 1997.

Clar, S., Ettrich, N. and Rühl, T., Can we image complex structures using smoothed macro--velocity models?, 66th Ann. Internat. Mtg., Soc. Expl. Geophys., Ext. Abstr. 1996.

Diao, S. and Hubral, P., Scattered and incident field for TI and IC media, SEG Meeting, Ext. Abstr., Dallas 1997.

Essenreiter, R., Karrenbach, M., and Treitel, S., Deconvolution Using Neural Networks, SEG Meeting, Ext. Abstr., Denver 1996.

Essenreiter, R. and Treitel, S., Predictive deconvolution revisitied: A Neural Network Approach, EAEG Meeting, Ext. Abstr., Glasgow 1995.

Essenreiter, R., Treitel, S., and Karrenbach, M., Elimination of multiples with neural networks, EAEG Meeting, Ext. Abstr., Amsterdam 1996.

Ettrich, N. and Gajewski, D., A fast hybrid wavefront construction - FD eikonal solver method, 59th Ann. Internat. Mtg. EAEG, Ext. Abstr. 1997.

Ettrich, N. and Gajewski, D., Travel time computation in isotropic and weakly anisotropic media by FD--perturbation method, 66th Ann. Internat. Mtg., Soc. Expl. Geophys., Ext. Abstr. 1996.

Ettrich, N. and Gajewski, D., A perturbation technique for travel time computation with FD--Eikonal solvers, 58th Ann. Internat. Mtg. EAEG, Ext. Abstr. 1996.

Ettrich, N. and Gajewski, D., Efficient prestack Kirchhoff migration using wavefront construction, 57th Ann. Internat. Mtg. EAEG, Ext. Abstr. 1995.

Falk, J., Tessmer, E., Numerical Studies of Realistic Single Well Monitoring and Walkaway VSP Configurations, EAGE 59th meeting and technical exhibition, Ext. Abstr., Geneva, May 1997.

Falk, J., Scheele, M., Tessmer, E., and Gajewski, D., Tube wave propagation in complex viscoelastic borehole environments: A numerical method for case studies, Sixty-Sixth SEG International Exposition and Annual Meeting, Ext. Abstr., Denver, November 1996.

Falk, J., Tessmer, E., und Gajewski, D., Tube Wave Modelling by the Finite-Differences Method with Varying Grid Spacing, 57th meeting and technical exhibition, Eur. Assn. Expl. Geophys. (EAEG), Ext. Abstr., Glasgow 1995.

Falk, J., Tessmer, E., und Gajewski, D., Seismic Modelling by the Finite-Differences Method with Locally Varying Time Steps, 57th meeting and technical exhibition, Eur. Assn. Expl. Geophys. (EAEG), Ext. Abstr., Glasgow 1995.

Gajewski, D. and Psencik, I., qP-wave normal moveout in arbitrary weak anisotropic media, 59th Conference and Technical Exhibition, EAGE, Ext. Abstr., Geneva 1997.

Gajewski, D. and Psencik, I., qP wave phase velocities in weakly anisotropic media - perturbation approach, 66th Ann. Intnat. Mtg, Soc. Expl. Geophys., Ext. Abstr., Denver 1996.

Gelinsky, S. and Shapiro, S.A., Poroelastic effective media model for fractured and layered reservoir rock, SEG Meeting, Ext. Abstr., Houston 1995.

Gelinsky, S. and Shapiro, S.A., Dynamic-equivalent medium model for layered saturated and porous sediments, SEG Meeting, Ext. Abstr., Denver 1996.

Gold, N., Shapiro, S.A., and Burr, E., Modelling of high contrasts in elastic media using a modified finite difference scheme, SEG Meeting, Ext. Abstr., Dallas 1997.

Hubral, P., Schleicher, J., and Tygel, M., Geometrical spreading and ray-caustic decomposition of elementary seismic waves, Rio'95, Ext. Abstr. 1995.

Hubral, P., Schleicher, J., and Tygel, M., Geometrical spreading and ray-caustic decomposition of elementary seismic waves, EAEG Meeting, Ext. Abstr., Glasgow 1995.

Jaya, M.S., Schleicher, J., and Hubral, P., Post-stack time remigration, EAGE Meeting, Ext. Abstr., Amsterdam 1996.

Jaya, M.S., Hubral, P. and Botelho, M., Constructing migrated-image scans for ground-penetrating radar data by post-stack time remigration, SEG Meeting, Ext. Abstr., Dallas 1997.

Jaeger, R., Hoecht, G, and Hubral, P., A new look at subsurface illumination in seismic imaging, SEG Meeting, Ext. Abstr., Dallas 1997.

Leidenfrost, A., Ettrich, N. and Gajewski, D., Comparison of five methods for computing travel times, 58th Ann. Internat. Mtg. EAEG, Ext. Abstr. 1996.

Li, X.-P., Estimation of apparent seismic attenuation of crystalline rocks in the German KTB area using VSP data, Rio'95, Ext. Abstr. 1995.

Li, X.-P., Estimation of Love wave attenuation dispersion by modified spectral ratio method, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Li, X.-P., Frequency-dependent attenuation of Love waves and its estimation, Rio'95, Ext. Abstr. 1995.

Li, X.-P., Harmonic decomposition of vibroseis data using a pure phase shift filter, Rio'95, Ext. Abstr. 1995.

Li, X.-P., Monitoring of harmonic distortion in vibroseis data by a pure phase shift filter, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Li, X.-P., Comparison of Fourier and wavelet power spectral analysis of heterogeneities, EAGE Meeting, Ext. Abstr., Amsterdam 1996.

Li, X.-P., Separation of the fundamental mode from dispersive in-seam multimode Love waves, EAGE Meeting, Ext. Abstr., Amsterdam 1996.

Li, X.-P., Comparison between the adaptive least square deconvolution and the minimum entropy deconvolution, EAGE Meeting, Ext. Abstr., Geneva 1997.

Li, X.-P., Estimation of P-wave attenuation from high-resolution acoustic data in water-saturated sediments, EAGE Meeting, Ext. Abstr., Geneva 1997.

Li, X.-P., How high is seismic attenuation in crystalline rocks? - A comparison between the German KTB- and the Russian Kola deep well, EAGE Meeting, Ext. Abstr., Geneva 1997.

Li, X.-P. and Haury, J., Wavelet transform analysis of heterogeneities from sonic measurements, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Li, X.-P. and Haury, J., Characterization of heterogeneities from sonic velocity measurements using the wavelet transform, SEG Meeting, Ext. Abstr., Houston 1995.

Li, X.-P. and Hubral, P., Comments on a pure phase shift filter to improve vibroseis correlation, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Li, X.-P. and Hubral, P., Harmonic distortions in vibroseis data and its elimination, SEG Meeting, Ext. Abstr., Houston 1995.

Li, X.-P. and Richwalski, S., Relationships between velocities, attenuations and density of crystalline rocks in the KTB area, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Li, X.-P., Zühlsdorff, L., and Liebhardt, G., Eliminating the effects of the surface weathered layer by using an inverse transfer function, SEG Meeting, Ext. Abstr., Houston 1995.

Li, X.-P., Ghost noise in vibroseis data and the elimination by deconvolution, SEG Meeting, Ext. Abstr., Denver 1996.

Li, X.-P., Wavelet power spectrum representation of seismic velocity heterogeneities, SEG Meeting, Ext. Abstr., Denver 1996.

Li, X.-P., Comparison of seismic attenuation in the German KTB and the Russian Kola area, SEG Meeting, Ext. Abstr., Dallas 1997.

Li, X.-P., Dispersion removal from seismic signals by frequency rescaling, SEG Meeting, Ext. Abstr., Dallas 1997.

Li, X.-P., The adaptive least square deconvolution and the minimum entropy deconvolution, SEG Meeting, Ext. Abstr., Dallas 1997.

Liptow, F. and Hubral, P., Kinematic operators in seismic reflection imaging, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Liptow, F. and Hubral, P., Generating fractions in seismic reflection imaging - duality and kinematic aspects, EAGE Meeting, Ext. Abstr., Amsterdam 1996.

Martinez, J.M. and Santos, L.T., Some results on recursive quadratic programming algorithms, International Workshop on Numerical Linear Algebra and Optimization, Ext. Abstr., Curitiba (Brazil) 1997.

Perroud, H., Hubral, P., Hoecht, G., and de Bazelaire, E., Common reflection-point stacking in laterally inhomogeneous media, SEG Meeting, Ext. Abstr., Denver 1996.

Santos, L.T. and Martinez, J.M., Some new theoretical results on recursive quadratic programming algorithms, Fifth SIAM Conference on Optimization, Ext. Abstr., Victoria (Canada), 1996.

Santos, L.T. and Symes, W.W., Efficient free-surface Kirchhoff modeling, SEG Meeting, Ext. Abstr., Houston (USA) 1995.

Santos, L.T., Schleicher, J., Tygel, M., and Hubral, P., Modeling by demigration, SEG Meeting, Ext. Abstr., Dallas 1997.

Schwarz, R. and Shapiro, S.A., Dynamic velocity shift of waves in 2-D and 3-D random media, EAEG Meeting, Ext. Abstr., Glasgow 1995.

Shapiro, S.A., Hubral, P., and Ursin, B., Approximate reflectivity and transmissivity for vertically inhomogeneous elastic media, EAGE Meeting, Ext. Abstr., Glasgow 1995.

Shapiro, S.A., Hubral, P., and Ursin, B., Seismic-wave reflectivity/transmissivity for randomly layered non-stationary sediments, SEG Meeting, Ext. Abstr., Houston 1995.

Shapiro, S.A. and Schwarz, R., The effect of 3-D random inhomogeneities on kinematics of seismic waves, SEG Meeting, Ext. Abstr., Houston 1995.

Shapiro, S.A. and Treitel, S., Multiple scattering of seismic waves and seismogram structure, SEG Meeting, Ext. Abstr., Denver 1996.

Shapiro, S.A. and Mueller, T., Seismic signatures of disorder and transport propertiew in porous rocks, SEG Meeting, Ext. Abstr., Dallas 1997.

Tessmer, E., Kosloff, D. und Tal-Ezer, H., Depth Migration by Polynomial Expansion, 57nd Meeting of the European Association of Exploration Geophysicists, Ext. Abstr., Glasgow 1995.

Tygel, M., Hubral, P., and Schleicher, J., A unified approach to seismic reflection imaging, Rio'95, Ext. Abstr. 1995.

Tygel, M., Hubral, P., and Schleicher, J., Seismic imaging operators derived from chained stacking integrals, SPIE Meeting, Ext. Abstr., San Diego 1995.

Tygel, M., Schleicher, J., and Hubral, P., 2.5-D True-amplitude Kirchhoff migration to zero offset (MZO), EAGE Meeting, Ext. Abstr., Amsterdam 1996.

Tygel, M., Schleicher, J., and Hubral, P., True-amplitude MZO in laterally inhomogeneous media, SPIE Meeting, Ext. Abstr., Denver, 1996.

Tygel, M., Schleicher, J., and Hubral, P., 2.5-D Kirchhoff MZO in laterally inhomogeneous media, SEG Meeting, Ext. Abstr., Denver 1996.

Tygel, M., Mueller, Th., Hubral, P., and Schleicher, J., Eigenwave based multiparameter traveltime expansions, SEG Meeting, Ext. Abstr., Dallas 1997.

Werner, U., and Shapiro, S.A., Frequency-dependent anisotropy of seismic waves in transversely isotropic multilayering, EAGE Meeting, Ext. Abstr., Amsterdam 1996.

Werner, U., and Shapiro, S.A., Frequency-dependent shear-wave splitting in thinly layered media with intrinsic anisotropy, SEG Meeting, Ext. Abstr., Dallas 1997.

Widmaier M., Arntsen B., Shapiro S.A., and Hubral P., Analysis and correction of seismic transmission losses due to thin-layering in North Sea formations, EAEG Meeting, Ext. Abstr., Amsterdam 1996.

Widmaier, M. and Mueller, Th., Significance of thin-layering in the seismic frequency range, EAEG Meeting, Ext. Abstr., Glasgow 1995.

Widmaier, M., Mueller, Th., Shapiro, S.A., and Hubral, P., Kirchhoff migration and elastic P-wave AVO analysis corrected for a thinly layered overburden, EAEG Meeting, Ext. Abstr., Glasgow 1995.

Yu, G., Hatherly, P.J., and Wenzel, F., The borehole VSP method for detailed coal seam mapping, SEG Meeting, Ext. Abstr., Dallas 1997.

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