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The AAPG/Datapages Combined Publications Database
Showing 18,799 Results. Searched 200,357 documents.
Gleaning Meaningful Information from Seismic Attributes
Search and Discovery.com
... discuss the use of some of the procedural steps for noise filtering and dip-steering options for computation of some geometric attributes like...
2013
Abstract: Quantitative Predication for Reservior Porosity via AVO; #90187 (2014)
Li Ang, Chen Shumin, Zhang Erhua, and Ju Linbo
Search and Discovery.com
... the inverse Q filtering method to improve the high-frequency effective information as well expand the range of available of CRP gathers and lay...
2014
Abstract: Noise and its Effect on Microseismic Event Locations; #90174 (2014)
Neda Boroumand and Henry Bland
Search and Discovery.com
... of frequency filtering on the overall accuracy of the event locations. Background noise from a fracture-mapping project was analyzed. We found...
2014
Vertical Seismic Profiling--Processing and Analysis Case Study: ABSTRACT
James P. Disiena, Bok S. Byun, James E. Fix
AAPG Bulletin
... attenuated by suitable f-k filtering at some expense of signal bandwidth. Subsequently, upgoing and downgoing waves are separated and enhanced, allowing...
1981
Abstract: Ground Roll Noise Attenuation Using the Analytical Mode Decomposition; #90255 (2017)
Ahmed Zegadi, Khalil Kheir-eddine, Leila Naili Douaouda
Search and Discovery.com
... a complete pass of frequency band between two adjacent bisecting frequencies. The signal is filtered in the spatial direction. This method is effective...
2017
Abstract: Time-Frequency Polarization Analysis and Filtering; #90211 (2015)
Robert Pinnegar
Search and Discovery.com
...Abstract: Time-Frequency Polarization Analysis and Filtering; #90211 (2015) Robert Pinnegar Datapages/Search and Discovery Article #90211 CSPG© 2015...
2015
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
Data-driven near-surface Q compensation: A case study in Sichuan Basin of China
Xinyuan Feng, Yulian Zhao, Mingtu Xiao
International Meeting for Applied Geoscience and Energy (IMAGE)
... is obtained by the peak frequency shift method, and the near-surface Q compensation is carried out using a robust near-surface compensation algorithm, which...
2024
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: 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: 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: 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