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Showing 37,695 Results. Searched 200,619 documents.
From raw seismic data to quantitative interpretation via cloud-based FWI
Henry A. Debens
Australian Energy Producers Journal
...) it consists of iterated rounds of shortoffset least-squares FWI to build reflectivity and deep macro-model updates to match reflection moveout; (2...
2024
Velocity model building with a time shift objective function: Gulf of Mexico examples
Yi Yang, Ken Matson, Tadas Krupovnickas, Mark Huiskes, Rene-Edouard Plessix, Sijmen Gerritsen
International Meeting for Applied Geoscience and Energy (IMAGE)
...ic propagator was used, and we only inverted for normal moveout compressional wave velocity. For a fast turnaround time, we started the first rou...
2022
Yesterday, Today, and Tomorrow in Seismic Exploration
Emil J. Mateker, Jr.
GCAGS Transactions
.... This addition, called stacking, requires knowledge of a form of velocity (the rms or stacking velocity) which can be obtained from the time moveout...
1970
Research of high-precision depth interpretation method for low-amplitude offshore reservoir and its application in C oilfield, Bohai Bay Basin
Wenbin Li, Jianli Wang, Zhenglong Zhang, Heng Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... application in C oilfield, Bohai Bay Basin get more accurate velocity of development wells in the vertical direction by acoustic moveout correction...
2022
Advances in Depth Imaging Technology: Rock Physics Guided Migration of Seismic Data in 3D
Nader C. Dutta, Sherman Yang, Jianchun Dai
Indonesian Petroleum Association
... Vnmo 1 2 (4) Here, Vh is the horizontal velocity, V0 is the vertical velocity and Vnmo is the surface seismic normal moveout velocity. Further...
2012
Geophysical in-situ stress prediction method based on ADS method
Min Zhang, Xia Wang, Ya Shen, Jinrong Yang, Yintao Cai, Liping Qian, Feng Li, Jianhua Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... description of normal moveout in anisotropic inhomogeneous media: Geophysics, 63, 1079–1092, doi: https://doi.org/10.1190/1.1444386. Lianhui, Z., S. Yuming...
2024
Assessing mineral composition and permeability of a shale seal
Roman Beloborodov, Marina Pervukhina, Maxim Lebedev, Juerg Hauser
Petroleum Exploration Society of Australia (PESA)
... suppression of noise and multiples, correction for attenuation, pre-stack Kirchhoff time migration and moveout correction. The goal...
2019
Performance of elastic FWI for different wrapping angles of helical fiber in seafloor-deployed DAS
Shogo Masaya, Masanori Tani
International Meeting for Applied Geoscience and Energy (IMAGE)
... of α = 15, 30, 45, 60, and 75 degrees. (b) True S-wave velocity (c) True P-wave velocity in isotropy plane (d) True P-wave normal-moveout velocity (e...
2024
3D Radon transformation with axis dependent curvature
Faruq Akbar, Warren Ho, Sebastian Holland, Rodrigo Fuck
International Meeting for Applied Geoscience and Energy (IMAGE)
... and hyperbolic methods have proven to be very useful for normal moveout-corrected data where only flat and curved events are present. Linear Radon is useful...
2024
Improved subsalt imaging in the Eastern Mediterranean Sea with converted wave attenuation
Monica Hartmann, Jana Caskey, Benjamin Cole, James McLeman, Tom Rayment, Ares Ouzounis
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the shot domain with an additional joint match in the common midpoint (CMP) domain with normal moveout applied to flatten and help preserve...
2024
Extending the Southwest Limits of Jonah Field: Using High-quality, 3-D Seismic Data to Improve the Structural Definition
S. G. Siguaw, D. C. Friend
AAPG Special Volumes
..., along with an interpreted deep-seated parallel normal fault located southwest of the Pinedale thrust. The west-bounding fault zone and the south...
2004
Stratigraphic and Seismic Evidence for Late Cretaceous Growth Faulting, Denver Basin, Colorado: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
Robert J. Weimer , T. L. Davis
AAPG Special Volumes
... of the application of static and normal moveout corrections through careful control of the seismic velocities, filtering to remove groundroll and highline...
1977
Tensile radiation from slip in a medium with rough fractures
Scott Leaney, Chris Chapman
International Meeting for Applied Geoscience and Energy (IMAGE)
... matrix (Schoenberg and Douma, 1988), 𝒁: 𝑍𝑁 𝒁 = ( 𝑍 𝑁𝑉 𝑍 𝑁𝐻 𝑍 𝑁𝑉 𝑍𝑉 𝑍 𝑉𝐻 𝑍 𝑁𝐻 𝑍 𝑉𝐻 ) , 𝑍𝐻 (2) where N=normal, V=vertical...
2022
Eficiente y Precisa Construcción Tridimensional de Imágenes del Subsuelo en Profundidad en Areas de Tectónica Salina Compleja [PAPER IN SPANISH] Efficient and Accurate Three-Dimensional Image Construction of Deep Underground in Areas of Complex Salt Tect
Rubén Darío Martínez, Kevin Sherwood, Francisco Couttolenc
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... migración en profundidad, BEAM. Estos registros CIG de entrada van a mostrar residuales de sobreprofundidad normal (RMO = residual moveout) (figura 2...
2009
Regional Sedimentation Patterns Along the Northern Melanesian Borderland
Thomas M. Brocher, Sugiarta Wirasantosa, Fritz Theyer, Chris Mato
Circum Pacific Council Publications
... usually not recorded, normal moveout analysis of the sub-critical reflections was used to estimate sediment velocities (Dix, 1955). An example of the normal...
1985
Basement Reactivation in the Alberta Basin: Observational Constraints and Mechanical Rationale
Gerald M. Ross, David W. Eaton
CSPG Bulletin
... and I. Shetsen (compilers ). Calgary, Canadian Society of Petroleum Geologists and Alberta Research Council, p. 203-220. Hale, D. 1984. Dip-moveout...
1999
Integrated Fault and Hazard Analysis in Downtown Houston, Texas
Jingqiu Huang, Don Van Nieuwenhuise, Shuhab D. Khan
GCAGS Journal
.... Once these steps were completed a conventional workflow was applied that used normal move-out (NMO) velocity analysis, brute stack, and time...
2015
Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada
M. W. Lee, T. S. Collett, W. F. Agena
AAPG Special Volumes
... number and frequency (FK) filtering, (7) normal-moveout correction and common-midpoint (CMP) stacking, (8) poststack second zero-crossing deconvolution...
2009
Geophysical Surveys at the Proposed Low-Level Radioactive Waste Repository, Hudspeth County, Texas
Mark R. Baker, Diane I. Doser, G. Randy Keller
West Texas Geological Society
... of more than 10 ft (3 m) would compromise the quality of normal moveout corrections by creating aliases. Our budget permitted only a 15 ft (4.6 m...
1991
Time-Lapse Seismic Monitoring of Individual Hydraulic Frac Stages Using a Downhole Distributed Acoustic Sensing Array
Gary Binder, Aleksei Titov, Diana Tamayo, James Simmons, Ali Tura, Grant Byerley, David Monk
Unconventional Resources Technology Conference (URTEC)
... sensitivity to normal incident waves at the heel of the well. Another drawback of the ray-based approach is that seismic wavelengths are comparable...
2019
Continental Margin Around the Western Coral Sea Basin: Structural Elements, Seismic Sequences, and Petroleum Geological Aspects
P.A. Symonds, J. Fritsch, H.-U. Schluter
Circum Pacific Council Publications
...; and interval velocities from sonobuoy refraction profiles computed from normal move-out (NMO) velocities obtained during seismic processing. Further...
1982
Predicting Pore Pressure in Carbonates: A Review; #41830 (2016)
Sam Green, Stephen A. O'Connor, Alexander P. Edwards
Search and Discovery.com
... formation the pressure regime can vary dramatically, e.g., Khuff Formation. Even in those reservoirs where pressures are essentially normal...
2016
Image - Rays and the Treatment of Inhomogeneity in Migration
L. Hatton
Southeast Asia Petroleum Exploration Society (SEAPEX)
..., and Doherty, S.M., 1972, Downward continuation of moveout corrected seismograms: Geophysics, v. 37, p. 741–768. Hatton, L., Larner, K., and Gibson...
1980
Abstract: Practical Applications of Seismic Anisotropy; #90187 (2014)
Philip Wild
Search and Discovery.com
... to deviated directions which contain an element of the fracture’s normal compliance. The methodology of verticalizing well velocities has been applied...
2014
Pressure in Miocene Carbonate Exploration Targets
Stephen Jenkins, Richard Swarbrick, Anthony Mallon, Stephen O'Connor
Indonesian Petroleum Association
... as the opportunity for hydraulic seal failure in traps. These are pressures that are significantly above the normal (hydrostatic) pressure gradient. All...
2012