Seismic Stratigraphic Study of Two Oxfordian Carbonate Sequences, Eastern Saudi Arabia

George S. Langdon , Steven J. Malecek

AAPG Bulletin

...: (A) interpreted seismic data, (B) input velocity/depth model, and (C) synthetic section. End_Page 412------------------------------ Further evidence...

Mapping Areas of Greater Thickness of the Clastic Unit of the Lower Carboniferous by the Seismic Reflection Method

A. K. Urupov, Yu. A. Byakov, S. A. Shikhov

Petroleum Geology: A Digest of Russian Literature

... of systems of traveltime curves of reflected waves for determining effective velocity: Razvedoch. i Promyslov. Geofizika, vyp. 20. The clastic sediments...

Reconstruction of Allochthonous Salt Emplacement from 3-D Seismic Reflection Data, Northern Gulf of Mexico

Robert D. Walters

AAPG Bulletin

..., below which velocity and density are nearly constant with depth. Two-way traveltime scale was constructed from depth-to-time conversion of sonic log...

Abstract: Reservoir Characterization of Plover Lake Heavy-Oil Field, by Larry Lines, Joan Embleton, Mathew Fay, Steve Larter, Tony Settari, Bruce Palmiere, Carl Reine, and Douglas Schmitt; #90075 (2008)

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Reservoir Characterization of Plover Lake Heavy-Oil Field, by Larry Lines, Joan Embleton, Mathew Fay, Steve Larter, Tony Settari, Bruce Palmiere, Carl Reine, and Douglas Schmitt, #40274 (2008).

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Effective Delivery of Reservoir Compliant Seismic Data Processing; #42158 (2017)

Arash JafarGandomi, Henning Hoeber, Celine Lacombe, Vimol Souvannavong

Search and Discovery.com

... recorded traveltime to depth. Huang et al. (2014) list other potential issues in creating a reliable and geologically meaningful image: (a) under-sampled...

Vertical anomaly clusters: Evidence for vertical gas migration across multilayered sealing sequences

Martino Foschi, Joseph A. Cartwright, and Frank J. Peel

AAPG Bulletin

... with the DSDP wells.Figure 3.(A) Representative 2-D seismic line [cutoff at a depth of 4s two-way traveltime (TWT)] passing across the study area (see Figure 1C...

Geomechanical and Geophysical Analysis of a Wattenberg Field through Wavefield Re-Datuming and Inversion

Jyoti Behura, Pete Smith, Oscar Quezada

Unconventional Resources Technology Conference (URTEC)

.... For the above reasons, the re-datumed data is ideal for traveltime and amplitude inversion. We perform azimuthal velocity analysis (assuming...

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...

Abstract: Fracture and Lithology Delineation Using Mode Converted P-SV Reflections, by M. Reinaldo, E. Ata, M. Gonzalez, J. Sierra, and J. Perez; #90951 (1996).

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Amplitude enhancement of far-offset refractions via machine learning

Lurun Su, Han Wang, Jie Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... analysis and time-depth calculation. To image the near surface and crustal velocity structures, seismic refraction traveltime inversion and tomography...

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...

Mitigating elastic effects of acoustic full-waveform inversion with deep learning and application to field data

Dimitri Voytan, Adriano Gomes, Debanjan Datta, Ren-douard Plessix, Anu Chandran, Ken Matson

International Meeting for Applied Geoscience and Energy (IMAGE)

... inversion is a key component of highresolution velocity model building. For industry scale applications, an acoustic approximation of the equations...

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...

Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools

Duane Dopkin, Anat Canning, Philip Neri

Petroleum Exploration Society of Australia (PESA)

... azimuth data. industry. With the constraints imposed by generates a lot of record ings that have azimuths Anisotrop ic velocity differences...

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...

P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics

James Gaiser

Petroleum Exploration Society of Australia (PESA)

... on the assumption that symmetry plane orientation does not change with depth. Figure 1: Average velocity ratio analysis between the fast PS1 and slow PS2 reflection...

Leveraging self-supervised deep learning to address cross-talks in multi-parameter inversions

Wenlong Wang, Yulang Wu, Yanfei Wang, George A. McMechan

International Meeting for Applied Geoscience and Energy (IMAGE)

... models. 2.1 RMSE = 0.96% 1.9 3.2 P-wave velocity (km/s) RMSE = 1.25% 1 2 S-wave velocity (km/s) RMSE = 0.37% 2 2.35 Density (g/cc) Depth (km) RMS...

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...

Abstract: Cross-Validation of 3C and 9C Prestack Shear Wave Splitting Analysis at Big Sky; #90224 (2015)

Jeff P. Grossman and Gulia Popov

Search and Discovery.com

... features and spatial resolution. As expected from theory, the traveltime delays between fast and slow modes estimated from pure shear wave data are twice...

Testing a Seismic Interpretation of Great Bahama Bank with a Computer Simulation

Gregor P. Eberli , Christopher G. St. C. Kendall , Phil Moore , Gregory L. Whittle , Robert Cannon

AAPG Bulletin

.... S., and G. P. Eberli, 1993, Controls on sonic velocity in carbonates, in R. C. Liebermann, ed., PAGEOH: Basel, Switzerland, Birkhauser Verlag, p...

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...

A Comparison of Prestack Depth and Prestack Time Imaging of the Paktoa Complex, Canadian Beaufort MacKenzie Basin

G. R. Elsley, H. Tieman

AAPG Special Volumes

...A Comparison of Prestack Depth and Prestack Time Imaging of the Paktoa Complex, Canadian Beaufort MacKenzie Basin G. R. Elsley, H. Tieman 2010 79 90...

Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)

Jon Downton

Search and Discovery.com

... caused by fractures, using linear slip theory and available well log information. Modeling allows the interpreter to determine the magnitude...

Fault MLReal: A fault delineation study for the Decatur CO2 field data using neural network predicted passive seismic locations

Hanchen Wang, Yinpeng Chen, Tariq Alkhalifah, Youzuo Lin

International Meeting for Applied Geoscience and Energy (IMAGE)

... applications (Wu et al., 2020). However, traditional methods like traveltime and double-difference relocation, and waveform imaging, while improving...