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The AAPG/Datapages Combined Publications Database
Showing 37,690 Results. Searched 200,693 documents.
Application of formation pressure prediction technique based on high-density three-dimensional seismic constraints in complex structural zones
Baoli Yu, Keyu Liu, Chao Li, Peng Chen, Baorong Xu, Jia Chen, Wenchao Xiang, Bo Yuan
International Meeting for Applied Geoscience and Energy (IMAGE)
... is to predict the formation pressure based on the relationship between formation porosity and seismic wave velocity, that is, the normal formation is compacted...
2022
Post Migration Processing of Seismic Data
Dashuki Mohd.
Geological Society of Malaysia (GSM)
... and deconvolution, • definition of survey geometry, • normal moveout (NMO) and stacking, • migration, and • filtering and scaling. In geologically...
1994
Wide-angle AVO-inversion using constant P-traces: AVP-inversion
Dennis Cooke
International Meeting for Applied Geoscience and Energy (IMAGE)
... of higher-angle reflections, and • When those high-angle reflections are present, migrated offset gathers can have residual normal moveout (NMO). • NMO...
2022
Abstract: Inverse Scattering Series Internal Multiple Attenuation: A Western Canada Case Study; #90224 (2015)
Frederico Xavier de Melo, Murad Idris, Jason Gardner, Jill Woods
Search and Discovery.com
... on Radon transform are not capable of attenuating the internal multiples due little or no moveout velocity differentiation when compared...
2015
Understanding Seismic Amplitudes, by Steve Henry, #40135 (2004).
Search and Discovery.com
2004
Combined P and S Waves Survey for Hydrocarbon Exploration
Basuki Puspoputro
Indonesian Petroleum Association
..., the position of common reflection point (CRP) and normal moveout corrections (NMO). The differences are caused by the distinct raypaths of P-wave and P/SV...
1990
Seismic speckle as multiplicative noise explaining land reflections distorted by near-surface scattering
Andrey Bakulin, Dmitry Neklyudov, Ilya Silvestrov
International Meeting for Applied Geoscience and Energy (IMAGE)
... distortions transform during stacking. Figure 1. CMP gather after moveout corrections extracted from the land seismic dataset: (a) after standard processing...
2022
III. Evidence of Faulting
Robert E. Sheriff
AAPG Special Volumes
... amount. As a result, you see different components of the dip. The degradation of quality in the middle involves incorrect normal-moveout removal because...
1981
Abstract: A Ray+Waveform Inversion for the Potency Tensor; #90187 (2014)
Scott Leaney and Chris Chapman
Search and Discovery.com
... due to a displacement discontinuity (DD), across a fracture with unit normal ̂. is the area on the fracture where displacement of total amount (length) ...
2014
Recording and Processing Procedures for Multi-channel Seismic-Reflection Data Collected in the Western Ross Sea, Antarctica
S. V. Dadisman, H. F. Ryan, D. M. Mann
Circum Pacific Council Publications
... the D I S C O Z M U L T algorithm (Fig. 4 B ) . This algorithm involves: (1) applying normal moveout ( N M O ) 21 using a velocity function...
1987
A Cocorp Crustal-Scale Seismic Profile of the Cordilleran Hingeline, Eastern Basin and Range Province
Richard W. Allmendinger, James Sharp, Douglas Von Tish, Jack Oliver, Sidney Kaufman
Rocky Mountain Association of Geologists
... spectra, constant velocity stacks) Normal moveout Mute application Stack - Nominal 48-fold Automatic gain control (1 sec. window) Data processed at Cornell...
1985
Determination and Delineation of Anomalously Pressured Gas Accumulations in the Siberia Area, Washakie Basin, Wyoming
Ronald C. Surdam, Zun Sheng Jiao, Yuri Ganshin, Nicholas G. K. Boyd III
Wyoming Geological Association
... pressured rock-fluid volumes that extend from an upper regional pressure surface boundary (i.e., the boundary between normal and anomalous pressure...
2001
The Fabric, or Internal Structure, of Rocks The Patterns of Anisotropy; #42188 (2018)
Heloise B. Lynn
Search and Discovery.com
.... If there is a plane of isotropy we have transverse isotropy (TI). Now we have to state the normal to the plane of isotropy. Transverse isotropy with a vertical...
2018
Extending the Resolution of Seismic Reflection Exploration
L. R. Denham
Pacific Section of AAPG
... than 15% trace stretching in the normal-moveout correction; this corresponds to an offset approximately equal to the depth of a reflection...
1980
VSP: Lessons from Numerical Simulation
M. Suprajitno, S. A. Greenhalgh
Indonesian Petroleum Association
... of 100 Hz is used. The sample rate is 0.5 milliseconds. Figure 2. Normal-incidence synthetic VSP seismograms for a single embedded high speed layer...
1985
North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia
Andreas T. Waluyo, Michael I. Challis
Indonesian Petroleum Association
... as the primaries and with very little normal moveout (NMO) velocity difference. Too strong an application of demultiple processes could potentially destroy...
2008
Characterizing seismic anisotropy and AVO using walkaway VSP: Willow oilfield, Alaska
Manish Lal Khaitan, Ali Sayed, Shujaat Ali, Trey Wagner, Jonathan Scorer, Brett Wendt
International Meeting for Applied Geoscience and Energy (IMAGE)
... energy was flattened by transforming the data into the normal moveout (NMO) domain. In the NMO domain a Frequency-Wavenumber (FK) filter was used...
2022
Monument Butte 3DReprocessing case study in Uinta Basin
Mitch Preston, Xinxiang Li, Seth Berman, Phillip Keith, Christopher Egger, Josef Heim, Nebojsa Pralica, David Brookes, James Beck
International Meeting for Applied Geoscience and Energy (IMAGE)
... gathers are shown before and after the application of SRME, along with the multiples removed from the gathers. The moveout of the multiples is small...
2022
Efficient acquisition and imaging of high-resolution seismic data with the continuous wavefields method
Tilman Klver, Torben Hy
International Meeting for Applied Geoscience and Energy (IMAGE)
... source line. From this point onwards, standard processing techniques are applied. Results The output data from the source deconvolution were normal moveout...
2022
Experience with Seismic Lithology (AVO) in Central Sumatra
Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto
Indonesian Petroleum Association
.... This is particularly important in the shallow mute zone. Once weighted stacks have been obtained for a near-normal incidence angle and a wide incidence...
1990
Method of seismic wave advance geological prediction in soft layer
Xingmeng Dong, Zhoutuo Wei, Yuwen Zhai, Jigen Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...., I. Tsvankin, and J. K. Cohen, 1999, Generalized Dix equation and analytic treatment of normal- moveout velocity for anisotropic media: Geophysical...
2022
Mitigation of the 3D Cross-Line Acquisition Footprint Using Separated Wavefield Imaging of Dual-Sensor Streamer Seismic Data A First Example from Malaysia
Mazin Farouki, Andrew Long, Richard Jones, Yee Ah Chim, Magdalene Tang, Hui LeGleut, Shaoping Lu, Dan Whitmore, Adam Betteridge
Indonesian Petroleum Association
..., for shallow events and at large offsets a frequency distortion occurs as a result of Normal Moveout Correction (NMO), and a mute is required to remove...
2013
Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia
Mike Hartley, Shuo Ji, Alex Browne
Petroleum Exploration Society of Australia (PESA)
... also makes borrowing of traces with partial normal moveout (NMO) problematic for SRME. Consequently an alternative approach to multiple removal...
2016
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
... Ettrich Fraunhofer ITWM, Germany Summary Aligning primary reflections in seismic normal moveout (NMO) corrected gathers is a crucial part of seismic...
2023
A method for assessing earth model uncertainty in the Taranaki Basin, New Zealand
Edward Lewis, Dennis van der Burg, Tony Martin, Lorenzo Russo, Tony Bell
Petroleum Exploration Society of Australia (PESA)
... and then reconstructed in migrated space. A 3D residual normal moveout (3DRMO) measures the time shift (dt) to align wavelets with a reference. Finally...
2018