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The AAPG/Datapages Combined Publications Database
Showing 1,097 Results. Searched 200,357 documents.
Upside down Rayleigh-Marchenko imaging: Towards a practical exact redatuming scheme for ocean bottom acquisitions
Ning Wang, Matteo Ravasi
International Meeting for Applied Geoscience and Energy (IMAGE)
... on a heterogeneous, lossless medium below a transparent boundary (i.e., acquisition level ΛR ) and a second boundary at a depth level ΛF (i.e., focal points...
2023
Estimation of detachment depths and displacements from the area–depth markers of contractional growth structures: Testing the “inverse line” concept
Sam Rivas-Dorado
AAPG Bulletin
... or redrafted from its original source. Interpretations have been validated via regular ADS analysis. If a good linear fit and detachment depth were...
2023
Middle and Upper Jurassic Depositional Environments at Outer Shelf and Slope of Baltimore Canyon Trough
L. A. Gamboa , M. Truchan , P. L. Stoffa
AAPG Bulletin
... designed to obtain detailed velocity information at depth (LASE Study Group, 1984, personal communication). Here, we primarily use data from the 0-4 km...
1985
Spectral Decomposition in a Heavy-oil and Bitumen Sand Reservoir
Carmen C. Dumitrescu, Larry Lines
AAPG Special Volumes
..., as defined by migration velocity analysis. Several wells, with a relative uniform distribution, were tied with the seismic data.Figure 3. Workflow for seismic...
2013
The application of seismic shothole drillers’ log data to petroleum exploration and development
I. Rod Smith
CSPG Bulletin
... of seismic ground velocity on the weight of explosives, shotpoint site condition, and recording distance for seismic-refraction data. Bulletin...
2012
The Influence of Subducting Plate Buoyancy on Subduction of the Hikurangi-Chatham Plateau beneath the North Island, New Zealand: Chapter 6: Southwest Pacific and Eastern Indian Ocean Margins
B. W. Davy
AAPG Special Volumes
... of the Earth and Planetary Interiors, v. 44, p. 274-280. Bannister, S., 1988, Microseismicity and velocity structure in the Hawkes Bay region, New Zealand: fine...
1992
Improvement of inverse scattering angle-domain common image gathers using optical flow
Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...spacing is 10 m at the depth of 10 m, simulating streamer acquisition. ADCIGs are chosen to display for every 400m in the velocity model which are repr...
2023
Inverse 4D seismic timeshifts: How much do our reservoirs rebound?
Jan Stammeijer, Duane Mikulencak, Chen Bao
International Meeting for Applied Geoscience and Energy (IMAGE)
... to indicate a later seismic arrival time of the Top Reservoir event on a Monitor survey. Such a signal combines the effects of stretch and velocity reduction...
2023
Seismic Foldout: Discover more in Møre, Norway
Marit Stokke Bauck, Anna Rumyantseva, Idar Kjørlaug, VIRIDIEN
GEO ExPro Magazine
... 4s 5s Figure 1: (a) Seismic section across the NVG final data and the recent NVG24. The vertical scale is in two-way traveltime. (b) Coloured...
2025
Abstract: Beam Migration of Canadian Foothills Datasets; #90171 (2013)
Tianfei Zhu, Terrence Krishnasamy, and Daniel Trad
Search and Discovery.com
..., Canada Summary We have developed a beam method for shot-domain prestack depth migration. Based on a complex-ray Maslov formulation, this method overcomes...
2013
Stratigraphic Predictions of Continental Margins for the U.S. Navy
James P. Syvitski, Lincoln Pratson, Damian O'Grady
Special Publications of SEPM
... 101 102 103 Discharge m3 where and C I is flow the g J t j en empirically found to be 0 longitudinal velocity is 109 For the zone...
1999
Detailed internal architecture of a fluvial channel sandstone determined from outcrop, cores, and 3-D ground-penetrating radar: Example from the middle Cretaceous Ferron Sandstone, east-central Utah
Rucsandra M. Corbeanu, Kristian Soegaard, Robert B. Szerbiak, John B. Thurmond, George A. McMechan, Deming Wang, Steven Snelgrove, Craig B. Forster, Ari Menitove
AAPG Bulletin
... the response of primary sedimentary features and complicate the GPR signature. Data preprocessing, velocity analysis, and depth migration can focus...
2001
Widespread Buried Precambrian Layered Sequences in the U.S. Mid-Continent: Evidence for Large Proterozoic Depositional Basins (1)
THOMAS L. PRATT , ERNEST C. HAUSER , and K. DOUGLAS NELSON
AAPG Bulletin
... lying at approximately 5.0 s traveltime (about 14.5 km depth) is not as prominent as the other two, but can be traced for about 10 km (Figure 3...
1992
Seismic HC Reservoir Prediction: A (Critical) Review on the Determination of Lithological Parameters from Seismic Data
Burkhard Buttkus
Geological Society of Malaysia (GSM)
... of depth to layer thickness (Schneider, 1969). Figure 8 shows the expected error of interval velocities as a function of the RMS-velocity error...
1985
Lithospheric Flexure and Related Base-level Stratigraphic Cycles in Continental Foreland Basins: An Example from the Putumayo Basin, Northern Andes
John Londono, Juan M. Lorenzo, Victor Ramirez
AAPG Special Volumes
... hidrocarburos de la Formacion Chipaque y su relacion estratigrafica secuencial en la zona axial de la Cordillera Oriental (Colombia): VI Simposio Bolivariano...
2012
Tectonic controls of the right-lateral Burro Negro tear fault on Paleogene structure and stratigraphy, northeastern Maracaibo Basin
Alejandro Escalona, Paul Mann
AAPG Bulletin
... the location of regional 2-D seismic transects that were also used.A regional seismic time slice at a depth below the surface of 3400 ms two-way traveltime...
2006
Prospectivity of volcanic basins: Trap delineation and acreage de-risking
Max Rohrman
AAPG Bulletin
... with little porosity. Use of filtered gravity and magnetic data and potentially seismic velocity analysis can easily delineate and subsequently de-risk...
2007
A robust approach for shear log predictions using deep learning on big data sets from a carbonate reservoir for integrated reservoir characterization projects
Aun Al Ghaithi
International Meeting for Applied Geoscience and Energy (IMAGE)
... such as Amplitude versus offset (AVO) inversion and Azimuthal (AVA) inversion. Moreover, shear sonic logs or their inverse shear velocity logs are used in rock...
2022
Abstract: Using-MultiFocusing 3D Diffraction Imaging to Predict Fracture Corridors/swarms in the Bazhenov Formation; #90187 (2014)
Marianne Rauch-Davies, Alex Berkovitch, Danil Pelman, and Kostya Deev
Search and Discovery.com
... are the radii of curvature of the fictitious waves defined by equations (2) and (3); V0 is the near-surface velocity; and s is a focusing parameter. Our...
2014
3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Subsurface Structure of the Ouachita Mountains, Arkansas, from COCORP Deep Seismic Reflection Profiles
R. J. Lillie, K. D. Nelson, B. de Voogd, J. E. Oliver, L. D. Brown, and S. Kaufman
AAPG Special Volumes
... in their approximate migrated time positions in Figure 3b. The approximate depth scales assume that 1.0 sec of two-way traveltime represents 2.5 km (or 8,000 ft...
1983
Three-Dimensional Seismic Method: Part 7. Geophysical Methods
Oz Yilmaz
AAPG Special Volumes
... midpoint (CMP) gathers, while in 3-D processing, traces are collected as common-cell gathers (bins). These gathers are used in velocity analysis...
1992
Upscaling acoustic wave equation using renormalization group theory
Ajay Malkoti, Shravan M. Hanasoge, Rene Edouard Plessix
International Meeting for Applied Geoscience and Energy (IMAGE)
... is the “acoustic” or compressional velocity. x The product, q(ω, x ) = c2 (x )∆p(ω, x ) represents a convolution in the wavenumber (spatial-Fourier) domain...
2022
High Resolution Diffraction Imaging of Small Scale Fractures in Shale and Carbonate Reservoirs
Alexander M. Popovici, Ioan Sturzu, Tijmen J. Moser
Unconventional Resources Technology Conference (URTEC)
... in the velocity model, and stored on disk as traveltime tables for subsequent use in forming the image. Kirchhoff Diffraction Imaging The idea behind...
2015
Combining seismic reservoir characterization workflows with basin modeling in the deepwater Gulf of Mexico Mississippi Canyon area
Wisam H. AlKawai, Tapan Mukerji, Allegra Hosford Scheirer, and Stephan A. Graham
AAPG Bulletin
.... The resulting trend is steeper when compared with the other velocity–porosity model of shale used above the depth of the transformation. We used...
2018
Submarine Debris Flows and Continental Slope Evolution in Front of Quaternary Ice Sheets, Baffin Bay, Canadian Arctic
R. N. Hiscott, A. E. Aksu
AAPG Bulletin
... water depth, except in the vicinity of deep transverse troughs that extend landward into larger bays and fjords where water depth locally exceeds 800 m...
1994