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The AAPG/Datapages Combined Publications Database
Showing 205 Results. Searched 195,372 documents.
Environmental Applications of the Pseudoseismic Technique
Alex Martinez, David P. Young, John F. Hopkins
Environmental Geosciences (DEG)
... interpretation uses static data, but many environmental problems deal with time-variant data. Time-sampled well data (e.g., repeated logging of a well...
1999
VSP Guided Reprocessing and Inversion of Surface Seismic Data
R. Gir, Dominique Pajot, Serge Des Ligneris
Southeast Asia Petroleum Exploration Society (SEAPEX)
... and shaping for each time gate; the filters are then combined to yield a single time-variant filter for the entire interval. For each time gate...
1988
The Geophysicist Communicating with Seismic Processing
R. E. Sheriff
Southeast Asia Petroleum Exploration Society (SEAPEX)
... into an auxilliary stream, where these data will be muted (/MUTE), filtered with space and time variant options (/STVF), and then velocity spectra made...
1980
4D Seismic Reservoir Characterization of a CO2 Flood: A New Technology
Sony R. Mohammad, Thomas L. Davis
Indonesian Petroleum Association
..., the phase of the monitor survey was rotated 4º in order to match the phase of base data. The second correction was time shifting. Static and time-variant...
2011
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... variation of differential residual moveout. Specifically, we calculate the time-variant trim statics at the top and the bottom of the target...
Unknown
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... variation of differential residual moveout. Specifically, we calculate the time-variant trim statics at the top and the bottom of the target...
Unknown
Time-lapse impedance variations using DAS VSP data during CO2 injection at the CMC Newell County Facility, Alberta, Canada
Yichuan Wang, Donald C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... shifting, amplitude correction, and spectral shaping. These three are applied locally by time-variant filtering using a series of overlapping Hann time...
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
Fault Detection From 3-D Seismic Data and Distribution of Conjugate Faults in the Bakken Formation
Ismot Jahan, John Castagna, Michael Murphy
Unconventional Resources Technology Conference (URTEC)
... outside the seismic bandwidth and then spectral balancing was applied to the data. A time-variant structural filter that preserves local geology was applied...
2017
VMD Based Sedimentary Cycle Division for Unconventional Facies Analysis
Fangyu Li, Tao Zhao, Yin Zhang, Kurt J. Marfurt
Unconventional Resources Technology Conference (URTEC)
..., termed “non-stationary” and need to be analyzed via a time variant approach. Time frequency analysis (TFA) methods develop from Fourier transform...
2016
ABSTRACT: Reflection Shear-Wave Data Along the Principal Axes of Aximuthal Anisotropy, by Heloise B. Lynn and Leon A. Thomsen; #91038 (2010)
Search and Discovery.com
2010
ABSTRACT: Seismic Velocity Models for Heat Zones in Athabasca Tar Sands, by L. R. Lines, J. D. Covey; #91003 (1990).
Search and Discovery.com
1990
Practical Use of Inverted Seismic Data: ABSTRACT
Gary Hamill
AAPG Bulletin
... be restored deterministically by the use of a geologic model with interval velocities specified. Time-variant pr cesses should be minimized...
1985
Abstract: Nonlinear AR Modeling Using Second Order Volterra Filters; #90211 (2015)
Soner Bekleric and Mauricio Sacchi
Search and Discovery.com
... inves tigate the possibility of using non-linear filtering for prediction error filtering of time-variant seismic signals and for FX noise reduction...
2015
Abstract: Merging of Multi 3D Land Seismic Surveys, Challenges and Mitigations; #90319 (2018)
Anwar Al-Kandari, Riyanto Kusumo, Agus Abdullah, Fatma Basha, Hanan Al-Hasan
Search and Discovery.com
... flow including seismic data interpolation/regularization, amplitude matching and spatial and time variant alignment to several seismic surveys...
2018
Multicomponent Processing and Fracture Characterization Analysis of Two Wyoming 3-D PS-Wave Surveys: Jonah Field and Washakie Basin, by Gaiser, J.E., R.R. Van Dok; #90030(2004)
Search and Discovery.com
2004
Quality Data at a Reduced Price: Innovative Approaches in 3-D Acquisition and Processing
Mars E. Semaan, Michel F. Bee, Maryanto, Gerard Dufourd, Eddy A. Sentani
Indonesian Petroleum Association
... (FD) algorithm Time variant digital filter application Trace amplitude normalization 4.3 Data Examples In this section, details...
1995
Statistical Relations Between Borehole and Surface Data
Dale G. Stone
Oklahoma City Geological Society
... data can be derived from the logs in lieu of simple exponentials. Time variant coherency measure quantifies the degree of similarity between...
1984
3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Kemmerer Area, Lincoln County Wyoming
M. A. Norton
AAPG Special Volumes
... pattern with 57 L-10 geophones was used. The processing sequence included a time variant minimum phase inverse filter, predictive deconvolution...
1983
Statistical Relations Between Borehole and Surface Data: ABSTRACT
Dale G. Stone
AAPG Bulletin
... scaling curves for seismic data can be derived from the log instead of simple exponential. Time variant coherency measure quantifies the degree...
1981
ABSTRACT: Fluid Flow Monitoring with Seismic Physical Models, by Donald H. Sherlock, Brian J. Evans, and Jason McKenna; #90913(2000).
Search and Discovery.com
2000
Abstract: Dynamics of Fold Growth and the Impact on Internal Fluid Flow: Examples from ancient and modern fold-thrust belts (Sawtooth Range, Montana, USA & Zagros Simply Folded Belt, Islamic Republic of Iran)
Search and Discovery.com
N/A
ABSTRACT: Episodic Tectonic Control of the Petroleum System of La Concepcion Field, Maracaibo Basin, Venezuela; #90007 (2002)
Luis E. Cardozo, John D. Pigott, Elmer Ferro
Search and Discovery.com
... and litho- and organic facie types, time variant heat flows, strain partitioning, times of maturation, etc. An integrated borehole basin modeling 3D...
2002
ABSTRACT: Compensating for Seismic Absorption Anomalies with 3-D Q-Tomography and Q-compensating PSDM; #90115 (2010)
Yi Xie, Kefeng Xin, James Sun, Carl Notfors, Barry Hung, and Roger Taylor
Search and Discovery.com
... the effects of dissipation increase with the length of wavepath, the filters are time-variant. Rather than compensating for the effects...
2010
Abstract: Bin-Share Stacking for 3D Converted Wave Processing; #90174 (2014)
Alex A. Falkovskiy, Robert Tilson, Gerry Schlosser, and Elvis Floreani
Search and Discovery.com
..., Calgary, AB, Canada Figure 4 (b) shows the result of stacking with a time-variant radius linearly varying from 33.6 m at zero depth to 25.2 m...
2014