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The AAPG/Datapages Combined Publications Database
Showing 583 Results. Searched 195,364 documents.
Abstract: New Seismic Technology in Acquisition & Processing Re-Opens Areas for Pre-Tertiary Exploration in Eastern Indonesia
Andrew Cochran
Southeast Asia Petroleum Exploration Society (SEAPEX)
... normal moveout (NMO) and subsequently muted before stacking. The ability to use a full Kirchhoff algorithm in pre-stack time migration (PrSTM), or UTMOST...
2001
A Modeling Study for Imaging in Structurally Complex Media: Case History
Hesham Moubarak
Search and Discovery.com
... studied, using single event Prestack Kirchhoff migration for both first arrival and maximum energy event criteria. The synthetic shot gathers were...
Unknown
A Modeling Study for Imaging in Structurally Complex Media: Case History
Hesham Moubarak
Search and Discovery.com
... studied, using single event Prestack Kirchhoff migration for both first arrival and maximum energy event criteria. The synthetic shot gathers were...
Unknown
Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #42183 (2018)
Francesco Perrone, Graham Roberts, Lorenzo Casasanta, Andrew Ratcliffe, Arash Jafargandomi, Karen Purcell
Search and Discovery.com
...Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #42183 (2018) Francesco Perrone, Graham Roberts, Lorenzo Casasanta...
2018
Abstract: Depth imaging of seismic data from structurally complex areas in Canada
Larry Lines, Jinming Zhu
Atlantic Geology
... such as reverse-time migration and Kirchhoff depth migration can lead to significant improvements in our knowledge of geological formations. Two...
1997
-- no title --
user
Search and Discovery.com
... was accomplished using 2D poststack Kirchhoff depth migration although the presence of these multiples and multi-mode events presented complications for migration...
Unknown
-- no title --
user
Search and Discovery.com
... with a very large surface aperture. This paper describes a Kirchhoff implementation of Duplex Wave Migration (DWM) that removes these limitations and we...
Unknown
Geologically Constrained Seismic Imaging in Andean Thrust Belts
Search and Discovery.com
N/A
Fit-for-Purpose Depth Imaging of Sub-Thrust and Strike-Slip Fault Regime Onshore Myanmar
Search and Discovery.com
N/A
-- no title --
user
Search and Discovery.com
... was accomplished using 2D poststack Kirchhoff depth migration although the presence of these multiples and multi-mode events presented complications for migration...
Unknown
-- no title --
user
Search and Discovery.com
... with a very large surface aperture. This paper describes a Kirchhoff implementation of Duplex Wave Migration (DWM) that removes these limitations and we...
Unknown
ABSTRACT: Wave Equation Prestack Depth Migration for Deep Gulf Coast Prospecting
Morgan Brown, Joe Higginbotham, Cosmin Macesanu
GCAGS Transactions
... velocity model, PSDM can provide a more accurate picture of the geologic structure, in situations like fault shadow. Typically, Kirchhoff PSDM algorithms...
2009
Improved 3D Seismic Imaging through Depth Migration and Tomography: An Indonesia Case Study
Jianli Song, Cristina Reta-Tang, Xuening Ma, Jim Wilhite, Laurie Geiger
Petroleum Exploration Society of Australia (PESA)
... the in line direction and 25 min the crossl ine faults. After checking the Kirchhoff migration back to t he previous one. One can see...
2011
Abstract: Straight-Ray Datuming in 3-D Media: Fast and Flexible, by Tariq Alkhalifa, Henk Innemee, and Chris Benson; #90077 (2008)
Search and Discovery.com
2008
ABSTRACT Adventures in Pre-Stack Depth Migration, #90104 (2010)
Allen James
Search and Discovery.com
..., Kirchhoff or Wave‐Equation, can be a factor. Li et al. (2003) provide guidelines for choosing. 4.) While modern PSDM can often resolve large...
2010
Advances in OBN Technology: Full Azimuth, Long Offset Illumination for Complex Reservoirs, #70290 (2017).
John Smythe
Search and Discovery.com
... analysis – Fracture identification • Multiple attenuation • AVO analysis • Inversion technologies NAZ Kirchhoff N S Full Azimuth RTM N S Sharper...
2017
Enhanced Sub
Search and Discovery.com
N/A
Abstract: Imaging Scattered Seismic Energy in Alberta Oil Sands; #90187 (2014)
Andrew V. Barrett
Search and Discovery.com
.... Kirchhoff PSTM was modified with the introduction of the concept of a differential migration time gather, where each trace in the gather represents...
2014
Geomechanical and Flow Simulation of Hydrofracs Using High-Resolution Passive Seismic Images
Alfred Lacazette, William Dershowitz, Jan Vermilye
Unconventional Resources Technology Conference (URTEC)
... into voxels. Voxels are cubic with a typical edge length of 25 ft. or 10 m. Using ray-tracing (Kirchhoff migration), a table of one-way travel times...
2014
Strain and Strain-Rate Responses Measured by LF-DAS and Corresponding Features for Fracture-Hit Detection during Multiple-Fracture Propagation in Unconventional Reservoirs
Yongzan Liu, Kan Wu, Ge Jin, George J. Moridis, Erich Kerr, Reid Scofield, Andrew Johnson,
Unconventional Resources Technology Conference (URTEC)
..., the summation of strain rates, and summation of strain-rate amplitudes, are designed to detect fracture hits. Channels with fracture hits usually...
2020
Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland
Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh
Petroleum Exploration Society of Australia (PESA)
... throughout Australasia. Then we finally discuss one-way wavefield extrapolation migration (WEM) suitability over Kirchhoff migration in imaging...
2016
Abstract: Migration Velocity Analysis of Incomplete Data Using LSPSM CIGs; #90174 (2014)
Abdolnaser Yousefzadeh, John C. Bancroft, and Gary F. Margrave
Search and Discovery.com
... is probably the main advantage of the prestack Kirchhoff to the other methods of migration. However, incomplete data produce migration artifacts and give...
2014
Abstracts: Application of CSP Gather Modeling for Determination of Velocity Smoothing Operator for Prestack Kirchhoff Depth Migration; #90173 (2015)
Hassan Khaniani and John C. Bancroft
Search and Discovery.com
...Abstracts: Application of CSP Gather Modeling for Determination of Velocity Smoothing Operator for Prestack Kirchhoff Depth Migration; #90173 (2015...
2015
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
.... This is applied here by convolving the result of the inner summation with a boxcar filter of length τ. Notice that the Sc is also depending...
2016
Exploring the horizontal component of OBN surveys for added value to imaging
Samara Omar, Jim Simmons, Carlos Calderón
International Meeting for Applied Geoscience and Energy (IMAGE)
... simulated on the elastic Marmousi2 model (Martin et al., 2002). With simple and uniform post-processing applied to Kirchhoff depth migrated images...
2023