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The AAPG/Datapages Combined Publications Database
Showing 234 Results. Searched 200,357 documents.
Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013)
Richard Bale, Kostya Poplavskii, and Colin Wright
Search and Discovery.com
.... These traces are correlated to determine the total time delay between S1 and S2 signals. Then a time-variant shift, linearly interpolated between...
2013
Abstract: Compensation for Shear-wave Anisotropy Effects Above a Heavy Oil Reservoir; #90171 (2013)
Richard Bale, Kostya Poplavskii, and Colin Wright
Search and Discovery.com
.... These traces are correlated to determine the total time delay between S1 and S2 signals. Then a time-variant shift, linearly interpolated between...
2013
Abstract: Time-Lapse Repeatablity in 3C-3D Dataset from Weyburn CO2 Sequestration Project; #90171 (2013)
Jinfeng Ma, Le Gao, and Igor Morozov
Search and Discovery.com
... reprocessing steps included refraction static correction, true-amplitude recovery, surface-consistent deconvolution (SCD), time-variant spectral whitening...
2013
Abstract: Multi-Vintage, Pre-Stack Calibration of 3-C 3-D Time-Lapse Seismic Data; #90171 (2013)
Igor B. Morozov and Le Gao
Search and Discovery.com
...Abstract: Multi-Vintage, Pre-Stack Calibration of 3-C 3-D Time-Lapse Seismic Data; #90171 (2013) Igor B. Morozov and Le Gao Multi-Vintage, Pre-Stack...
2013
Abstract: Greedy Least-Squares and its Application in Radon Transforms; #90171 (2013)
Juefu Wang and Mark Ng
Search and Discovery.com
... that time-variant information is naturally incorporated. The problem is huge since the dimension of the model is higher than that of the conventional...
2013
Abstracts: Application of Shear-wave Splitting Analysis to Fracture Characterization for a Shaunavon Tight Oil Reservoir; #90173 (2015)
N. Chaminda Sandanayake and Richard A. Bale
Search and Discovery.com
... a layer-stripping approach. For each overburden layer, a time-variant shift is applied to the S2 shear wave so it matches the S1 time, and thus allows...
2015
Inversion and Interpretation of Multicomponent Seismic Data: Willesden Green Field, Alberta; #20293 (2015)
Roxana M. Varga, John C. Bancroft, Robert R. Stewart
Search and Discovery.com
... and radial migrated stack were generated. The processing flow for the PP section was conventional and included surface consistent deconvolution, time...
2015
A Deep Learning Framework for Multi-Horizon Probabilistic Production Forecasting in Unconventional Reservoirs
Rohan Thavarajah, Hamed Darabi, Nick Ruta, Amir Salehi, Amir Kianinejad
Unconventional Resources Technology Conference (URTEC)
... well, including static features (e.g., geology characteristics), time-variant known-in-advance control variables (e.g., choke size), and historical...
2022
A Maturation Framework for Jurassic Sediments in the Sable Subbasin, Offshore Nova Scotia
Mark A. Williamson, Kevin Desroches
CSPG Bulletin
... location, the assumed source interval entered into the gas generative zone at around 110 Ma. The full sensitivity of this timing to time variant thermal...
1993
Unleashing geological sequestration potential of mature oilfield by enforcing 4-dimensional seismic model-based inversion in Widuri Field, Indonesia
Dwandari Ralanarko, Brimas Aptanindia Pangestu, Edy Sunardi, Ildrem Syafri, Billy Gumilar Adhiperdana
Geological Society of Malaysia (GSM)
... in the Sleipner field (Figure 2), Figure 2: Inversion Model based Time Variant Shift Baseline 1994 (left) and Monitor 2004 (right) data in Sleipner Field...
2024
A Time Migration Before Stack
Richard Cooper, Malcolm Hobson
Geological Society of Malaysia (GSM)
... the zerooffset. Normally the velocity field is derived by analysing the stack response associated with a series of trial time variant hyperbolic moveout...
1991
Experience with Seismic Lithology (AVO) in Central Sumatra
Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto
Indonesian Petroleum Association
... array for offsets out to 6288 ft. The array effect is time variant and more predominant at early times. The result of applying the new prestack...
1990
Bayesian variational auto-encoder for seismic wavelet extraction
Ammar Ghanim, Ricard Durall, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
...-supervised autoencoder for the extraction of time-variant, zero-phased wavelets, and a 1D flow net for time-shift estimation. Introduction Method...
2023
4D joint inversion and close-the-loop for production history matching and forecasting
Kelly Wrobel, J. P. Blangy, Tony Rolland, Evan Mutual, Klaus Bolding Rasmussen, Wendell Pardasie
International Meeting for Applied Geoscience and Energy (IMAGE)
... occurring due to production related changes in the subsurface and • Time-variant amplitude balancing to improve wavelet amplitude stability...
2023
The Use of Coherence Cube Visualization in Picking Seismic Processing Parameters and Post Processing Hybrid Visualization Products
Otto J. Welper
GCAGS Transactions
... is the migration. Coherence is a powerful tool when comparing migration algorithms and velocity variations. It can help understand not only time variant changes...
2000
Passive Margins: Baltimore Canyon Trough, Mid-Atlantic OCS: Seismic Stratigraphy of Shell/Amoco/Sun Wells
R. N. Erlich, K. P. Maher, G. A. Hummel, D. G. Benson, G. J. Kastritis, H. D. Linder, R. S. Hoar, and D. H. Neeley
AAPG Special Volumes
.... The stacked data were then filtered with a time variant filter that followed the water bottom. Long window automatic gain control (AGC) scaling was used...
1987
Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)
Paul F. Anderson
Search and Discovery.com
... higherorder move-out corrections or other brute-force methods to implement (e.g. time-variant trim static). It has been noted that the AVO plus post-stack...
2013
Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)
Paul F. Anderson
Search and Discovery.com
... higherorder move-out corrections or other brute-force methods to implement (e.g. time-variant trim static). It has been noted that the AVO plus post-stack...
2013
Abstract: Delineating Sand Channels using 3D-3C Seismic Data: Manitou Lake Heavy Oilfield, Saskatchewan; #90171 (2013)
Roxana M. Varga and Robert R. Stewart
Search and Discovery.com
.... The processing flow for Manitou Lake data includes deconvolution, time-variant spectral whitening and FD migration after stack. Rock properties In this study...
2013
Abstract: The Design and Application of Converted-wave COVs; #90187 (2014)
Richard Bale, Tobin Marchand, Keith Wilkinson, and Jeff Deere
Search and Discovery.com
... domain could certainly be extended to more advanced processing methods such as time-variant CCP stacking or to prestack time migration. As for PP...
2014
Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)
J. Patrick Butler and Randy Kolesar
Search and Discovery.com
... for the reflector and is not time variant NMO, so the data will dip above and below the reflection time (Figure 3). However, it is easy to see this; and some...
2014
Abstract: Investigating the Low Frequency Content of Seismic Data with Impedance Inversion; #90187 (2014)
Heather J. E. Lloyd and Gary F. Margrave
Search and Discovery.com
... a rough tie of well 12-27 was completed and the seismic data was balanced with a time-variant scaling operator. To create a good tie between the seismic...
2014
Abstract: Innovative QCs for More Effective 4D Processing; #90187 (2014)
Cyril Saint Andre, Benoit Blanco, Christian Hubans, and Benoit Paternoster
Search and Discovery.com
... and monitor (about 10 µs). This computation is fast and leads to a 3D volume where residual time shifts, often time variant, can be observed as in Figure...
2014
3-D Grid Types in Geomodeling and Simulation How the Choice of the Model Container Determines Modeling Results, #40477 (2009)
Jim Thom and Christian Höcker
Search and Discovery.com
.... As understanding of processes grew, it has become apparent that ‘static reservoir properties’ are not static but time-variant, being influenced by phenomena...
2009