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The AAPG/Datapages Combined Publications Database
Showing 11,558 Results. Searched 195,364 documents.
Application of time-lapse full waveform inversion of vertical seismic profile data for the identification of changes introduced by CO2 sequestration
Anton Egorov, Andrej Bóna, Roman Pevzner, Stanislav Glubokovskikh, Konstantin Tertyshnikov
Petroleum Exploration Society of Australia (PESA)
.... The inversion results from Offset Shot Point 1 were published (Egorov, et al. 2017), so here we present a comparison of time-lapse inversions for different shot...
2018
Resolution Improvement Study and Application of 3D Surface Seismic Data using Borehole Seismic Data; #40961 (2012)
Qingfeng Kong
Search and Discovery.com
... processing constrained by zero offset VSP Joint inversion based on multi-geophysical data Conclusions Introduction Difficulties in exploration...
2012
Abstract: Elastic Impedance Inversion for Enhanced Reservoir Characterisation
Mark Sams
Geological Society of Malaysia (GSM)
.... It is assumed that the stacked seismic data represent a zero offset response and that the output from inversion is acoustic impedance. The acoustic...
1999
Abstract: Impedance Inversion of Blackfoot 3D Seismic Dataset; #90171 (2013)
A. Swisi and Igor B. Morozov
Search and Discovery.com
...- and S-wave velocities, density and incident angle. EI can be used to calibrate and invert nonzero-offset data in the same way as AI does for zero...
2013
Vp/Vs Ratio from Three Component Zero Offset: An Additional Tool for Pressure Prediction Ahead of the Bit
Carlos Planchart, Carlos Vargas, Raul Cova, Alexander Palacios
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... of a three component Zero Offset VSP, recorded in Western Venezuela, used to estimate Vp and Vp/Vs ratio ahead of the bit. Vp is obtained from inversion...
2006
Abstract: Combining Inversion to Acoustic Impedance and AVO to Predict Fluid and Porosity, by Marianne Rauch and Phil Woods; #90914(2000)
Search and Discovery.com
2000
Abstract: Improved Reservoir Characterisation from Inversion of High Resolution 3D Seismic Data (Poster 12)
Sagar Ronghe, Mark Sams, Sriyanee De Silva, Julian Sherriff
Geological Society of Malaysia (GSM)
... offset ranges only, typically 3-6 fold depending on signal/noise ratios and hence excludes the requirement for far offset corrections prior to zero...
2003
Coloured Seismic Inversion, a Simple, Fast and Cost Effective Way of Inverting Seismic Data: Examples from Clastic and Carbonate Reservoirs, Indonesia
Keith Maynard, Paulus Allo, Phill Houghton
Indonesian Petroleum Association
... in the coloured inversion process are that sufficient signal to noise is available in the data and that it is zero phase. Where no well logs are present...
2003
P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta
Faranak Mahmoudian
Search and Discovery.com
... with offset) inversion the amplitudes of compressional and converted shear seismic data are inverted both separately and jointly to provide three parameters...
Unknown
P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta
Faranak Mahmoudian
Search and Discovery.com
... with offset) inversion the amplitudes of compressional and converted shear seismic data are inverted both separately and jointly to provide three parameters...
Unknown
The Look Ahead VSP Survey: Its Utility and Future, by Robert J. Brewer #40060
Search and Discovery.com
N/A
Reservoir Characterisation Through Integrated AVO, AI and EI Inversion
Andy Furniss
Indonesian Petroleum Association
... workflow, poststack amplitude inversion. The AVO attribute volumes themselves are inverted to give us acoustic impedance for the zero-offset case...
2002
Impedance Inversion Transforms Aid Interpretation, by Satinder Chopra and Ritesh Kumar Sharma; #41622 (2015).
Search and Discovery.com
2015
Predicting Formation Target Depth Ahead of the Bit with High Accuracy: A Case Study from the Arun Field for a Deviated Well
William L. Soroka
Indonesian Petroleum Association
... data over the zone of interest. Figure 1 gives the geologic model in depth (feet), the proposed well trajectory and a zero offset VSP with reflections...
1996
Abstract: Shaybah 3D Amplitude Inversion with Interbed Multiple Modeling, by Ming-Ren Hong, Harun Mohd Noor, and Mahmoud Hedefa; #90105 (2010)
Search and Discovery.com
2010
ABSTRACT: A Multi-Azimuth VSP Experiment for Fracture Orientation Detection in HMD Field, Algeria; #90051 (2006)
Foudil Babaia, Farid Chegrouche
Search and Discovery.com
... is the maximum velocity assuming equal to oblique velocity and Vmin is the vertical velocity calculated from zero offset VSP. In the results, we have...
Unknown
Joint Anisotropic Parameter Inversion Based on Nonhyperbolic Moveout and Azimuthal Amplitude Variance
Fangyu Li, Jie Qi, Bin Lyu, Kurt J. Marfurt
Unconventional Resources Technology Conference (URTEC)
... be expressed in a hyperbolic equation: 2 t 2 x t0 x2 , 2 Vnmo (8) where, t0 and t are the two-way traveltimes for zero-offset and offset x...
2016
AusAEM Year 1: Some aspects of quality control and calibration
Ross C. Brodie, Yusen Ley-Cooper, Ray Lockwood, David Murray
Petroleum Exploration Society of Australia (PESA)
... the inversion algorithm for every zero-line flown for this survey (282 lines), to solve for an EM scaling factor and receiver pitch offset...
2019
Seismic Inversion
Michel Kemper
Petroleum Exploration Society of Australia (PESA)
... on the top peak. Seismic offset balancing, using a "background" AVO curve from wells, conditions the amplitudes ready for inversion. Note how post...
2010
Deep neural networks for 1D impedance inversion
Vladimir Puzyrev, Anton Egorov, Anastasia Pirogova, Chris Elders, Claus Otto
Petroleum Exploration Society of Australia (PESA)
... on a 20-layered velocity model where the network was able to accurately estimate the velocities of all layers from zero-offset surface data (Puzyrev...
2019
ABSTRACT: Quantitative Integration of 4D Seismic for Field Development; #90007 (2002)
Garnham, Gail Riekie, Malu Jensen, Liz Pointing
Search and Discovery.com
... derived from Nelson wells. The amplitudes of the far offset difference response are greater that the amplitudes at zero offset, therefore we expect...
Unknown
Determination of Velocity Model by Using NIP-Wave Tomographic Inversion: Application to Synthetic and Real Data
A. Hendriyana, R. Sule, Y. Akbar, L.A. Poerwaka, T.A. Sanny, Sardjito, Waluyo, Adriansyah
Indonesian Petroleum Association
... us to determine three CRS attribute in every Zero-Offset (ZO) sample in a efficient manner. All of the final results of CRS-stack such as stacked...
2009
Abstract: Full-Waveform Inversion of Field Data in the Foothills: Results and Challenges with Long-Offset Seismic; #90172 (2014)
Andrew J. Brenders, R. Gerhard Pratt, Sylvestre Charles
Search and Discovery.com
...Abstract: Full-Waveform Inversion of Field Data in the Foothills: Results and Challenges with Long-Offset Seismic; #90172 (2014) Andrew J. Brenders...
2014
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
... (2002) depending on the spectrum shape of a seismic wavelet. Seismic peak frequencies at a zero offset can be estimated from prestack CMP gathers using...
2013
Using Multi-Azimuth Walkaway VSP Data to Image a Tight Gas Bearing Permo-Carboniferous Glaciogenic Reservoir
Search and Discovery.com
N/A