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The AAPG/Datapages Combined Publications Database
Showing 17,461 Results. Searched 195,364 documents.
1.2 Seismic Stratigraphy: 1.2.3 Sequences: Reflection Profiles Across the Aquitaine Basin (Sedimentary Sequences)
R. Curnelle and R. Marco
AAPG Special Volumes
... distance: 100 m (328 ft) Maximum offset distance: 1,250 m (4101 ft) Static corrections: no Deconvolution: predictive Frequency filtering: 12-124...
1983
ABSTRACT: Imaging a Shallow Aquitard with Seismic Reflection Data in Memphis, Tennessee; #90113 (2010)
Jiandang Ge, Maria Magnani, and Brian Waldron
Search and Discovery.com
... interpreted to reflect a breach in the aquitard. Although raw data are dominated by surface waves, after frequency filtering, shot static correction, and F-K...
2009
ABSTRACT: Major Recent Improvements to Airborne Transient Pulse Surveys for Hydrocarbon Exploration; #90108 (2010)
Leonard A. LeSchack, John R. Jackson, J. Dirstein, W. B. Ghazar, and N. Ionkina
Search and Discovery.com
... Frequency Electromagnetic Survey” (A-EM survey), it is based in part on the AFMAG airborne survey discussed by S.H. Ward. Lightning activity...
2010
How to Improve the Definition of Seismic Reflection Data
D. Michon, R. Garotta
Indonesian Petroleum Association
... - is more favourable to higher frequency signals and we extended the sweep towards the high frequencies up to eighty hertz. The field filtering...
1979
Abstract: FX Singular Spectrum Analysis; #90171 (2013)
Mauricio D. Sacchi
Search and Discovery.com
... by Trickett (2008). It is important to stress, however, that Cadzow filtering (Cadzow, 1988) is a general framework for noise reduction of signals and images...
2013
Abstract: Hurrah for Hussah! Analysis of Stacked Data from a Low-frequency Seismic Data Acquisition Experiment at Hussar, Alberta; #90174 (2014)
J. Helen Isaac and Gary F. Margrave
Search and Discovery.com
... phase coherence down to at least 7.5 Hz and possibly to 5 Hz in all the data. After radial filtering to remove low frequency noise at selected...
2014
Abstract: Reduction of Noise Effects from Low Frequency Passive Seismic Data, by Brad Artman, Tung Nguyen, Marc Lambert, Stefan M. Schmalholz, and Erik H. Saenger; #90105 (2010)
Search and Discovery.com
2010
Pre-drill Reservoir Evaluation Using Passive Seismic Imaging
Charles Sicking, Jan Vermilye, Ashley Yaner
Unconventional Resources Technology Conference (URTEC)
... and cannot be easily modeled. These noises are suppressed using the trace filtering workflow that includes cepstral filtering and low cut frequency...
2016
Spatial Analysis of Basement and Cover Linears by Optical Diffraction - Methods, Results, and Interpretation
Howard J. Pincus, Thomas W. Doe
Utah Geological Association
... quantitatively. Filtering may assist in examining relatively obscure linears. Relations between spatial frequency and direction might be important...
1974
Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta
J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis
AAPG Bulletin
...). Filtering in Frequency Domain Ideal or linear filters change the amplitudes and phases of the component sinusoids of a waveform without adding any...
1969
Enhancing Signal Decomposition Using Adaptive Frequency Distributions
Search and Discovery.com
N/A
Restoring High Resolution in Surface Seismic Data
Search and Discovery.com
N/A
Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections, #41574 (2015).
Yong Xu, Satinder Chopra
Search and Discovery.com
... frequency signal left after filtering and NMO correction. The lost high frequency components at far offset can be estimated from near offset data, where...
2015
Abstract: Near-surface Issues in TTI Wave Equation Migration from Topography; #90171 (2013)
Chuck Ursenbach, Richard A. Bale, and Samuel H. Gray
Search and Discovery.com
... of Kirchhoff, despite the greater computing resources required. We demonstrate that improvement of the near surface can be obtained through various filtering...
2013
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
... on constant-frequency slices in multiple dimensions. Each has strengths and weaknesses: Property Exact when rank ≥ number of dips Allows non-uniform...
2013
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
... on constant-frequency slices in multiple dimensions. Each has strengths and weaknesses: Property Exact when rank ≥ number of dips Allows non-uniform...
2013
Enhancing Seismic Discontinuity Attributes with Creative Workflows; #42025 (2017)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... and frequency content. Once the 3-D seismic data reaches the interpreter’s workstation, it is presumed that the data have undergone optimal imaging...
2017
Abstract: Satellite Exploration by Geophysicists, by Richard M. Zoerb; #90976 (1976).
Search and Discovery.com
1976
Abstract: LANDSAT Imagery: Evolving Exploration Tool for Geologists, by Richard M. Zoerb; #90971 (1976).
Search and Discovery.com
1976
ABSTRACT: Suppression of the Acquisition Footprint for Seismic Sequence Attribute Mapping, by Kurt J. Marfurt, Ron M. Sheet, John A. Sharp, Jim C. Ward, Gordon J. Cain, and Mark G. Harper; #91019 (1996)
Search and Discovery.com
1996
Abstract: The Use of Multi-Level Potential Field Data in Regional, Geophysical Modelling, by Jörg Ebbing, Reynir F. Reynisson, and Jan Reidar Skilbrei; #90082 (2008)
Search and Discovery.com
2008
ABSTRACT: Model-Driven Land Multiple Suppression - the Third Generation; #90051 (2006)
Weihong Zhu, Khalid Alrufaii, Panos Kelamis
Search and Discovery.com
... with the separation of the random noise using localized FK filtering. Then, far offset weighted median filtering is applied to separate the primary reflections from...
Unknown
Abstract: Red Sea 2D Transition Zone Reprocessing Case Study; #90254 (2016)
Sergey Kishchik
Search and Discovery.com
..., linear strong amplitude noise suppression, dip median filtering and time-frequency domain noise bursts. The third processing challenge was the static...
2016
Model-Driven Land Multiple Suppression - the Third Generation
Search and Discovery.com
N/A
ABSTRACT: Near-Surface Magnetic Anomalies, Potential Indicators of Seepage andDeep-Seated Faulting; #90007 (2002)
John P. Land, Richard L. Coons, J. David Lazor
Search and Discovery.com
... to record the full spectrum of the magnetic field, from high frequency events of the shallow sediments to the lowest frequency events of magnetic basement...
2002