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The AAPG/Datapages Combined Publications Database
Showing 8,086 Results. Searched 200,357 documents.
Abstract: Combined Electromagnetic Induction and Magnetic Susceptibility Surveys for the Detection of Near Surface Geochemical Anomalies, by J. M. Fausnaugh; #90092 (2009)
Search and Discovery.com
2009
Abstract: Surface-Consistent Amplitude Corrections: How to Deal with the Near Surface Imprints?, by K. Garceran, D. Le Meur, T. Le Ruyet, D. Lafarge, N. Badel, G. Popa, S. Al Mesaabi, and S. Mahmoud, #90188 (2014)
Search and Discovery.com
2014
Frequency-Domain Waveform Tomography in the Foothills: Velocity Model Estimation with Synthetic Long-Offset Data
Search and Discovery.com
.... Using this dataset, we demonstrate the efficacy of Waveform Tomography in determining both the macro-velocity model and near-surface velocities...
2013
Abstract: Performance of Seismic Arrays in the Presence of Weathering Layer Variations; #90254 (2016)
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... Solutions King Fahd University of Petroleum and Minerals Abstract Near-surface layer variations can degrade the desired response of seismic arrays...
2016
The Evolution of FWI and its Perceived Benefits
Tony Martin, Andrew Long
Australian Petroleum Production & Exploration Association (APPEA) Journal
... for robust FWI application: for resolving near-surface features and reducing seismic imaging uncertainty in areas with complex overburden heterogeneities...
2019
The Role of Seismic in Play Type and Prospect Development: Eastern Canning Basin
Ted Jacobson
Petroleum Exploration Society of Australia (PESA)
... to noise ratio of the seismic data, but averages out lateral velocity changes in the near-surface. The smoothing effect on weathering velocities reduces...
1984
Surface-Measured Resistivity May Be Key to Successful Stratigraphic Trap Exploration - A Recent Discovery Using Electromagnetic Imaging
M. Tahsin Tasci, John M. Zordan
West Texas Geological Society
..., Illinois Petroleum 102, 16–17. Horvitz, L., 1980, Near-surface evidence of hydrocarbon movement from depth, in Roberts, W. H., and Cordell, R. J., (eds...
1998
Abstract: Integration of 2D and 3D Seismic Near-Surface Tomographic Models with Inversion and Geostatistics, by R.M. Bridle, J. McNeely, M.W. Akhtar, and F. Almutairi, #90188 (2014)
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2014
Understanding the Root Cause of Poor Seismic Data Through Modelling, #41912 (2016).
Anastasia Poole, Peter V. Baaren
Search and Discovery.com
... to support near-surface model building and the generation of realistic synthetics. By varying the parameters of the Earth model and comparing synthetic...
2016
Petrology and Origin of Phosphorites
G. Donald Emigh
Utah Geological Association
... similar fields in the southeastern United States. (5) Surface and near surface weathered areas of all marine phosphorites - examples, Phosphoria...
1967
Electromagnetic Imaging in Exploration for Morrow Fields
M. Tashin Tasci, John M. Jordan, George V. Keller
Rocky Mountain Association of Geologists
... by a factor of 10. The overlying layer (II) also has increased resistivity, whereas the near-surface layer (III) generally exhibits a small decrease...
1997
Response and Recovery of an Estuary Following a River Flood
Maynard M. Nichols
Journal of Sedimentary Research (SEPM)
... hours. As near-surface water became fresher, the surface layer thickened, the halocline deepened and stratification became intense (+3 day, Fig. 4A, 5...
1977
Foundation Settlement Determination: A Simplified Approach; #70256 (2017)
O. O. Adewoyin, M. Omeje, E. S. Joel, O. T. Kayode
Search and Discovery.com
... of the geologic formation that compose the near surface layer. It was observed in S 2 and S 3 that the depth of settlement is high, this may as a result...
2017
Deep learning seismic full-waveform inversion and transient EM joint inversion for near surface velocity modeling
Daniele Colombo, Ernesto Sandoval-Curiel, Ersan Turkoglu, Weichang Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... network (U-Net) trained with the randomly-generated models is applied to the dimensionallyreduced VSG to predict the complex 3D near surface velocities...
2022
erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... ([email protected]) King Fahd University of Petroleum and & Minerals, Saudi Arabia ([email protected]) 2 Abstract Near-surface layer variations can...
2016
Modern Sediment Dynamics at the Shelf-Slope Boundary off Nova Scotia
Philip R. Hill, Anthony J. Bowen
Special Publications of SEPM
... observed on the shelf do not correlate with higher bottom current slope to velocities either at the shelfbreak or on the strong near surface currents flow...
1983
Abstracts: Implicit Preconditioning for Least-squares Nonstationary Phase Shift; #90173 (2015)
Marcus R. Wilson and Robert J. Ferguson
Search and Discovery.com
... on the phase shift method of Gazdag (1978). Acquired seismic data is extrapolated recursively through the near surface by weighted-damped least squares...
2015
ABSTRACT: Velocity Modeling of the Near-Surface Structures by Diving-Wave Tomography, Diving-Wave Penetration Correction and Conventional Refraction Analyses, by Almalki, Hashim; El-Werr, Abdel-Khalek; #90141 (2012)
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2012
Wilcox Depth Prediction at Katy Field, Waller County, Texas: Problem and Solution: ABSTRACT
A. M. Olander
AAPG Bulletin
... in structurally low as a result of incorrect predictions of both near-surface and post-Wilcox velocities. Additional studies indicated that the Sparks well...
1985
Near-Surface Characterization for Seismic Exploration Based on Gravity and Resistivity Data; #41892 (2016)
Jan Mrlina
Search and Discovery.com
...Near-Surface Characterization for Seismic Exploration Based on Gravity and Resistivity Data; #41892 (2016) Jan Mrlina Near-Surface Characterization...
2016
Abstract: Near-Surface Attenuation Estimation of P and S Waves from Middle East Data, by Nizare El Yadari, Fabian Ernst, and Wim A. Mulder; #90077 (2008)
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2008
Recent Applications of Turning
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N/A
Effects on the precision of tomography near-surface model with single receiver
Baohua Yu, Yongguo Wu, Haili Wang, Faquan Feng, Quanbin Yang, Lixin Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
...Effects on the precision of tomography near-surface model with single receiver Baohua Yu, Yongguo Wu, Haili Wang, Faquan Feng, Quanbin Yang, Lixin Ma...
2024
Multidomain simultaneous joint inversion for near-surface characterization A case study from onshore US
Nate Johnson, Ali Ahmed Hussein Mohamed, Zhanna Jackson, Seth Riseman, Kevin Douglas
International Meeting for Applied Geoscience and Energy (IMAGE)
... with better coherency and more laterally stable amplitudes were observed. The SJI near-surface model was merged into the initial depth imaging velocity...
2023
ABSTRACT: Pre-Stack Interpretation for Depth Mapping, by R. L. Coons; #91035 (2010)
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2010