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The AAPG/Datapages Combined Publications Database
Showing 540 Results. Searched 195,405 documents.
Quality Data at a Reduced Price: Innovative Approaches in 3-D Acquisition and Processing
Mars E. Semaan, Michel F. Bee, Maryanto, Gerard Dufourd, Eddy A. Sentani
Indonesian Petroleum Association
... a challenge to seismic data acquisition: A very small Common Mid Point (CMP) bin size needs to be selected to image the steep events with high frequencies...
1995
Application of Zero Offset 2D CRS-Stack Method for Low Fold Data: Synthetic and Real Data Examples
R. Sule, A. Hendriyana, P. D. Anggraini, Fatkhan, Alfian, Sardjito, Waluyo, Adriansyah
Indonesian Petroleum Association
... of NIP-waves and radius of normal waves. Velocity model is then estimated from the automatic CMP-stack. Since the stacking operator is determined from...
2009
Shallow Reflection Seismics at the Pekan Quaternary Deposits
Umar Hamzah, Abdul Rahim Samsudin, Abdul Ghani Rafek
Geological Society of Malaysia (GSM)
... UMAR HAMZAH, ABDUL RAHIM SAMSUDIN AND ABDUL GHANI RAFEK point stacking. Stacking velocities were used in normal move out correction of the data. CMP...
1995
Structure Interpretation Problems of a Lower Miocene Reef Associated with a Shallow Low Velocity Anomaly, North Sumatra
Peter Walker, Masrizal Maas, Michael D. Burnaman
Indonesian Petroleum Association
... and bottom reef reflections. The stretch problem is indicated in Figure 15e which shows the modeled CMP record after NMO correction with the exact, stacking...
1986
Understanding the causes of low frequency shadow below gas hydrates
Ayman Noor M. Qadrouh, Saad Alajmi
Petroleum Exploration Society of Australia (PESA)
... to the occurrence of low frequency shadow, and these mechanisms may decrease the actual frequency by mis-stacking. In fact, based on the review of related...
2019
Effective Data Denoising and Imaging in the Sanga Sanga PSC Using CRS Approach
Michele Buia, Paolo Marchetti, Amalia Setoputri, Teguh Nugraha
Indonesian Petroleum Association
... are no more made on a single CMP location but on a wide area so that the number of traces involved in the analysis and stacking phases increase...
2008
The Application of Image Processing Techniques for Complex Structures
V. Sudhakar, I. T. McMahon
Indonesian Petroleum Association
... separated by the simple but critical process of Normal Moveout correction (NMO) and Common Mid-point (CMP) stack. NMO and CMP stacking require...
1987
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
... interval is 60 m. The normal stacking fold for the natural CMP bin size (30 x 30 m 2) is only 8 at 700 m offset, which is low compared to the average survey...
2014
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... developed using preconditioning strategy. For example, an ideal CMP gather should be smooth along the offset axis. Using this a priori information we...
2013
Abstract: Time Domain Localized Interpolation of Pre-Stack 3D Seismic Data with Dip Scan in 5D Space; #90187 (2014)
Xishuo Wang, Jim Laing, and Robert Pinnegar
Search and Discovery.com
... is defined by move out time correction dt: (2) dt = dxm(Xm - xm) + dym( Ym – ym ) + dxo( Xo – xo ) + dyo( Yo - yo ) , in which, Xm /xm is CMP-x...
2014
Seismic Acquisition and Processing
Bruce S. Hart
Special Publications of SEPM
... to subsurface reflectors De ultiplexing I Gain Recovery 1 Static Corrections Deconvolution 1 CMP Gathers Stacking Figure 3 .2 . Si plified processing...
2000
Abstract: Deep CMP Seismic Testify to the Deep Origin of Oil, by Vladimir A. Trofimov; #90072 (2007)
Search and Discovery.com
2007
Abstract: LSPSM for Pre-and Poststack Time Lapse Studies; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
...red events such as multiples may get attenuated by stacking or migration, but they remain in the prestack data. In addition, prestack data are mor...
2014
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
Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)
J. Patrick Butler and Randy Kolesar
Search and Discovery.com
... has not been generally adopted in time processing, it was decided to try to build a module that employs the data stacking procedures that underlie...
2014
Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data
Paul L. Stoffa
Circum Pacific Council Publications
... showing effects of gathering, normal moveout, and stacking procedures with conventional CMP data. 697 STOFFA 698 Figure 4. Diagrammatic...
1989
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
... of this final model is velocity analysis. Conventional normal moveout (NMO) velocity analysis is utilised to produce a move-out or stacking velocity field...
2016
Intra-Muda Shallow Gas in Cumi-Cumi PSC, Natuna Sea - a Driller's Nightmare Becomes a Geophysicist's Dream
Martin Bennett
Indonesian Petroleum Association
... allowed amplitude mapping on stacked data, which was used to define the extent and relative magnitude of the seismic anomaly. Seismic stacking...
2000
Abstract: Fracture Detection in the Migrated Domain: Practical Aspects of Prestack Time Migration of Azimuthally-limited 3D Land Data Volumes; #90171 (2013)
Mike Perz, Juefu Wang, and Ye Zheng
Search and Discovery.com
... vertical fracture detection methods attempt to measure in-situ HTI anisotropy by exploiting azimuthal variations in stacking velocity (“VVAZ...
2013
Abstract: Nisku Multiple Attenuation with Interpolation and Sparsity: A Case Study; #90172 (2014)
Lee Hunt, Scott Reynolds, Mark Hadley, Scott Hadley, Mike Perz, Ye Zheng
Search and Discovery.com
... sampled, regular gathers, as input. This can typically only be achieved in land data by borrowing traces from neighboring cmp locations (superbinning) over...
2014
The Use of Physical Modeling to Resolve Offshore Seismic Problems
B. J. Evans, M. Urosevic
Indonesian Petroleum Association
... waves by firing the source transducers as arrays, firing at variable depths and vertically stacking records, but the noise waves remained changing...
1995
Abstract: Interferometric Approach to Complete Refraction Statics Solution; #90187 (2014)
Valentina Khatchatrian and Mike Galbraith
Search and Discovery.com
... to produce one trace of the refraction convolution stack (RCS): ) ( ∑( ) ( ) Note, that this stacking procedure will increase the signal to noise...
2014
Radar Structure of Earthquake-Induced, Coastal Landslides in Anchorage, Alaska
Walter A. Barnhardt, Robert E. Kayen
Environmental Geosciences (DEG)
... of resolution. Image quality was optimized by stacking multiple shots in the field (up to 64 at each point along a profile) and subsequent processing...
2000
Seismic Velocity Anisotropy in Chimore Area, Bolivia
Michael Fry, Eloy Martinez, James Baker, Mark Wallace
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... time shift signature of HTI anisotropy and that the anisotropy is variable within the survey area. Figure 4 (p.4) compares offset-sorted CMP super...
2008
Abstract: Robust Rank-Reduction Filters for Erratic Noise; #90174 (2014)
Stewart Trickett, Lynn Burroughs, and Andrew Milton
Search and Discovery.com
... noise before stacking can improve multiple removal, AVO analysis, prestack inversion, and the final stack. It’s also critical to remove severe erratic...
2014