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The AAPG/Datapages Combined Publications Database
Showing 547 Results. Searched 200,693 documents.
Pre-Stack Inversion to Seismic Rock Type Predictability (SRT) Case Study: Gabus Zone 3B in Belanak Field
Baskoro Arif Kurniawan, Maria Fransisca Meirita, Aguslianto Efendy Harahap, Haniva Navilova, Willy Gunary Abadi
Indonesian Petroleum Association
... such as flattening pre-stack gathers, noise removal, applying corrected Q and amplitude preserved seismic. Trims Static Belanak PSTM gathers showed residual NMO...
2019
Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion
Colin Sayers, Lennert den Boer
Unconventional Resources Technology Conference (URTEC)
... (NMO) analysis or kinematic inversion because these velocities typically have poor vertical resolution. By comparison, inversion of reflection...
2019
Fullband imaging
Zhengmin Zhang, Jiwei Jia, Geping Fu, Hao Zhang, David Chow, Barry Hung, Ian Anstey, Wai Leong Lai
Petroleum Exploration Society of Australia (PESA)
.... (a) Common channel before deghosting; (b) after bootstrap deghosting, and (c) after 3D deghosting; (d) NMO-corrected CMP gathers before deghosting...
2016
Seismic Imaging of Sturctural, Stratigraphic and Diagenetic Plays - Workshop Summary
Bruce Hart
PTTC
... is desired and what can be afforded. Seismic processing follows both normal moveout (NMO) to correct effects of separation between the receiver...
2003
AVO Seismic Technology - Workshop Summary
Brian Russell
PTTC
.... Equations for full anisotropy are quite complex. It is at times difficult to distinguish the effects of anisotropic and other non-hyperbolic NMO events...
2003
AVO Analysis and Simultaneous Inversion of Spec Survey Data in Arafura Sea
Feby Hapsari, Irfan Saputra, John Coffin, Liyanto
Indonesian Petroleum Association
... prospect near the Kola-1 well. METHODS Data Preparation For AVO modeling and analysis, 20 lines of 2D NMO corrected CDP gathers in the Arafura field were...
2008
Broadband Seismic Technology and Beyond: Part IX: BroadSeis in Production
Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth
GEO ExPro Magazine
... towards the initial model. NMO-derived seismic velocities are often used to define the initial low frequency model, which provides information at the very...
2014
Enabling the Next Generation of Hydrocarbon Exploration
Stefano Volterrani, Tim Matava, Zakir Hossain, Shihong Chi, Brian W. Horn
GEO ExPro Magazine
... seismic NMO velocity to calculate anisotropic parameters and propagate the anisotropy along seismic horizons. This traditional approach works...
2018
South Halfway 3D: An example of a challenging onshore acquisition and subsequent processing and a unique way of performing a prestack elastic inversion on a difficult dataset
Marianne Rauch, Doug Brost, Hassan Odhwani, Aravind Nangarla, Adriana Gordon
International Meeting for Applied Geoscience and Energy (IMAGE)
...-conditioning applied. A mild Radon de-multiple together with a residual NMO correction were tested and used. The offset gathers were stacked into 8 partial...
2022
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... (right). The trainee can also be asked to select the velocity function which is required for NMO correction. In practical cases this work needs...
1993
An unsupervised intelligent stacking velocity analysis based on clustering
Lide Wang, Xingrong Xu, Jie Wu, Huahui Zeng, Yundong Yong, Yanxiang Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... the accuracy, freeing up manpower. In addition, for a more intuitive comparison, we made NMO stack with the two velocity fields in Figure 1...
2024
Long Offset AVO in a Midcontinent Tight Gas Sand Reservoir
Pankhurst, Duane, Marfurt, Kurt, Sullivan, Charlotte
GCAGS Transactions
... information added to the seismic trace headers. Normal moveout (NMO) and dip moveout (DMO) corrections were applied with azimuthal anisotropic...
2002
2.2 Basement Involved: 2.2.3 Passive Margins: Guyana Offshore
W. J. Jankowsky and G. Schlapak
AAPG Special Volumes
.... NMO-functions derived from continuous velocity analyses DAS: 2 Operators/Trace, Op. Lenth: 236 msec. Gate: 200 - 5900 msec. TVF:0.0 - 1.0 sec...
1983
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... implementation, we assume the target has weak HTI anisotropy and is embedded in an isotropic background. Typically, after NMO we observe systematic...
Unknown
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
.... No deconvolution was applied. Example B was obtained using the same data, but we added our receiver statics correction on the NMO corrected ACP gathers...
2013
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... implementation, we assume the target has weak HTI anisotropy and is embedded in an isotropic background. Typically, after NMO we observe systematic...
Unknown
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... according to its predictability. Coherent noise can be predicted using model-based approaches. For example, multiples after NMO exhibit parabolic...
2013
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
.... No deconvolution was applied. Example B was obtained using the same data, but we added our receiver statics correction on the NMO corrected ACP gathers...
2013
Abstract: Time-Lapse Repeatablity in 3C-3D Dataset from Weyburn CO2 Sequestration Project; #90171 (2013)
Jinfeng Ma, Le Gao, and Igor Morozov
Search and Discovery.com
.... The (non-) repeatability of amplitudes in shot gathers datasets still does not automatically mean the same in the CMP domain. The consistency of NMO...
2013
Abstract: Multi-Vintage, Pre-Stack Calibration of 3-C 3-D Time-Lapse Seismic Data; #90171 (2013)
Igor B. Morozov and Le Gao
Search and Discovery.com
... and wavelet phase rotations. 4) Spectral balancing. 5) Measurement and compensation of the normal moveout (NMO) differences between the different...
2013
Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)
Todor I. Todorov, Gary F. Margrave
Search and Discovery.com
.../CWLS GeoConvention 2010, Calgary, Alberta, Canada, May 10-14, 2010 nature as well, we propose a new f-t-x noise attenuation technique on NMO -corrected...
2014
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
... of an optimum bin size for the P-wave processing, velocity analysis, NMO, stacking and other steps including migration. P-S data processing requires...
2014
Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)
Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... bins, and NMO corrected. Figure (4) shows plots of three CMP gathers used for AVO trend assessment. The locations of these CMP gathers are annotated...
2014
Abstract: Converted-wave Time Imaging Nuts and Bolts; #90187 (2014)
Shaowu Wang, Thomas Hollis, and Wayne Nowry
Search and Discovery.com
... final P-wave migration velocity, and , in which is the converted-wave NMO velocity and is calculated by events registration from PP PSTM stack and PS post...
2014
Abstract: Can Interpolation Help Reduce Acquisition Costs? A Case Study; #90187 (2014)
Ye Zheng, Balazs Nemeth, Christian Escalante, Andrea Crook, Keith Millis, and Laurie Ross
Search and Discovery.com
... of interest (ZOI), the reflections around the ZOI suffer severe NMO stretch and the signal-to-noise ratio is low beyond 600 m offset. It will degrade...
2014