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The AAPG/Datapages Combined Publications Database
Showing 17,304 Results. Searched 200,685 documents.
Seismic Frequency Bandwidth Constraints in Deepwater Locations
Andrew Long, Iain Buchan
Indonesian Petroleum Association
... optimal data quality. As demonstrated in a deepwater 3D seismic example from the Philippines, the use of tight spatial sampling in both the inline...
2004
Test Analysis of a 2D Seismic Survey With Finer CMP Interval
Zhao Xuewu, Widya Putri Pratami, Xu Qingsen, Muchlis MYS, Guo Shanli
Indonesian Petroleum Association
... CMP interval can mitigate spatial aliasing and hence, improve denoising and S/N ratio. Instead of geophone array, the test data were also processed...
2022
Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)
Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek
Search and Discovery.com
... navigation systems and steerable streamers, matching seismic survey geometries can require spatial oversampling and/or wavefield interpolation. Because...
2011
Abstracts: A New f-p Domain Weighting Function in Minimum Weighted Norm Interpolation of Seismic Data; #90173 (2015)
Zhengsheng Yao, Mike Galbraith, and Randy Kolesar
Search and Discovery.com
... to be filled. When such missing traces are regular, the effective spatial Nyquist interval is reduced. This leads to aliasing of the FK spectrum...
2015
Abstract: Improved Reservoir Characterisation from Inversion of High Resolution 3D Seismic Data (Poster 12)
Sagar Ronghe, Mark Sams, Sriyanee De Silva, Julian Sherriff
Geological Society of Malaysia (GSM)
... or time. This means that frequencies of up to 250 Hz can remain in the data with no aliasing effects. The lack of any spatial resampling (trace sum...
2003
Acquisition, Processing, and Analysis of Shallow, High-Resolution Seismic Data from the Outer Continental Shelf and Upper Slope, Offshore Louisiana
Susan E. Nissen , Janet M. Combes , Anthony G. Nekut
Journal of Sedimentary Research (SEPM)
.... A CDP spacing of 2.2 m or less would be required in order to avoid spatial aliasing of the 1200 Hz events at a dip angle of 8°. ABDULAH, K.C....
1999
Abstract: Interpolation of Aliased Seismic Data in the Curvelet Domain; #90172 (2014)
Mostafa Naghizadeh, Mauricio D. Sacchi
Search and Discovery.com
... is used to reconstruct seismograms at new spatial positions. The proposed method can be used to reconstruct both regularly and irregularly sampled...
2014
Reprocessing the East Coast Canada Stonehouse Survey with 3D SRME and Hybrid Layer Tomography PreSDM; #41549 (2015)
Todd Mojesky, Ali Karagül, Bill Goodway, Chris Szelewski, Martin Dashwood
Search and Discovery.com
... an early stage that the 3D PreSTM would not adequately solve this problem and that PreSDM would be required. In addition, both the 3D and aliasing problems...
2015
Abstracts: Attenuating 2D Noise in a 3D World; #90173 (2015)
David C. Henley
Search and Discovery.com
... and least spatial aliasing, presenting the best opportunity for attenuation. Other arrangements of the input data either have much more irregular offset...
2015
Key Technologies for Processing of Seismic Data in Gas Cloud Area, Bohai Bay Basin, #42093 (2017).
Xia Tongxing, Ming Jun, Liu Lei, Zhou Xuefeng, Liu Hongxing, Liu Xuetong
Search and Discovery.com
...-stack data. Besides, MPFI avoids spatial aliasing on account of the weighted high frequency data with respect to prior. The workflow groups several...
2017
Recognition of Subtle Features in Geologic Maps
J. E. Robinson, D. F. Merriam
CSPG Special Publications
... and analysis of spatial data: J. C. Davis and M. J. McCullagh, eds., John Wiley & Sons, New York, p. 78-95. Robinson, J. E., Charlesworth, H. A. K...
1980
Results of a Vibroseis Sourced 3D Seismic Survey, Phetchabun Basin, Thailand
David Remus, Rex Prosser
Southeast Asia Petroleum Exploration Society (SEAPEX)
... proved to be insufficient spatial sampling, the survey did identify five individual half graben. The graben vary in depth from 2500 meters...
1992
Abstract: Rank-Reduction-Based Trace Interpolation; #90172 (2014)
Stewart Trickett, Lynn Burroughs, Andrew Milton, Larry Walton, Rob Dack
Search and Discovery.com
... and Canning, 1994). Other benefits of an even and dense trace sampling are that it: Reduces the acquisition footprint Reduces spatial aliasing...
2014
Essentials of Streamer Marine 3-D Surveys, by Malcolm Lansley, #40140 (2004).
Search and Discovery.com
2004
3D Seismic from Planning to Mapping
A. Kullerud, O. Nipen, H. E. Nordberg
Indonesian Petroleum Association
... serious aliasing problems may occur. In order to avoid spatial aliasing, we need to sample the returning wavefield in discrete points with individual...
1985
High-Effort Seismic Acquisition: Improving Image Detail; #41568 (2015)
David C. Henley, Kevin Hall, Henry Bland, Eric Gallant, Gary Margrave, Malcolm Bertram
Search and Discovery.com
.... For most routine seismic surveying, the acquisition geometry is designed to sample the anticipated subsurface features without spatially aliasing...
2015
Abstract: The Resolution Revolution
Andrew Long
Petroleum Exploration Society of Australia (PESA)
... spatial sampling, and the HD3D acquisition method. The new HDMC3D seismic data has revealed the presence of numerous, often complex prospects on both...
2003
Application of General Surface Multiple Prediction, a True Azimuth 3D Surface Related Multiple Elimination Technique, in the Deep Water Area of the Eastern Makassar Strait
Andreas T. Waluyo, Frank Büker
Indonesian Petroleum Association
... simulating reflectors and aliasing due to steep dips. This paper outlines the processing effort to address the multiples related to these features...
2009
Abstract: Wide Azimuth Interpolation; #90211 (2015)
Daniel Trad, Jeff Deere, and Scott Cheadle
Search and Discovery.com
... in the model that the interpolator uses. Additional considerations when sampling in multiple dimensions affect our traditional aliasing constraints, because...
2015
Active Source Sparse Imaging Using Permanent SADAR Arrays
Derek Quigley, Paul A. Nyffenegger, Kevin D. Hutchenson, Jonathan Yelton
Carbon Capture, Utilization and Storage (CCUS)
... demonstrates the ability to address aliasing of steeply dipping surface wave arrivals by reorganizing the data to improve the lateral spatial sampling...
2025
Broadband Seismic Technology and Beyond: PART X: IsoMetrix Isometric Sampling
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... wavefield in 3D, and performs fine spatial sampling in all directions. In this article we ask: how did the idea come about? What is the story behind...
2014
Basic Seismic Processing: Part 7. Geophysical Methods
Peter M. Duncan
AAPG Special Volumes
... width in space, which reduces spatial resolution. As the seismic wavefront travels outward from the source, it not only gets weaker (as a result...
1992
Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)
Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux
Search and Discovery.com
... of which a locally homogeneous solution is computed. The Phase-Shift Time Stepping Equation The Fourier transform over the spatial dimensions of the constant...
2013
Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data
Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin
Indonesian Petroleum Association
.... Similarly, conventional f-k filtering cannot be applied easily and must be used cautiously due to spatial aliasing of the air waves (Steeples and Miller, 1998...
2017
Sumpal Fractured Basement Field, Structural Attribute Analysis and Interpretation Case Study, Workflow Management and New Insights from Pre-Stack Depth Migrated Data and Azimuthal Stacks
Yan Darmadi, John Hughes, Sugiharto Danudjaja, Rita Achdiat
Indonesian Petroleum Association
... spatial aliasing of steep dips. Furthermore, the average fold is low being approximately 40 fold (Figure 2) leading to concerns about signal to noise...
2014