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The AAPG/Datapages Combined Publications Database
Showing 8,924 Results. Searched 200,619 documents.
Methods and challenges to locating legacy wells in western Pennsylvania: Case study at Hillman State Park
James I. Sams III, Garret A. Veloski, J. Rodney Diehl, and Richard W. Hammack
Environmental Geosciences (DEG)
... (Figure 3). A further enhancement of the well anomalies was achieved using analytic signal (AS) processing of the resulting grid (MacLeod, et al., 1993...
2017
Modern Marine 3D Seismic Acquisition - Technical Considerations
Chris Walker
Petroleum Exploration Society of Australia (PESA)
... in mind that Common Conversion Point (CCP) stacking is the relevant signal enhancement procedure and that the location of the CCP relative to the CMP...
1997
Normally Pressured vs. Abnormally Pressured Compartments in Sandstones in the Powder River Basin, Wyoming: A Comparative Study of the Muddy Sandstone and the Minnelusa Formation
Donald B. MacGowan, Zun S. Jiao, Ronald C. Surdam, Francis P. Miknis
Wyoming Geological Association
... and permeability enhancement and preservation: Philosophical Transactions of the Royal Society of London, v. 315, p. 135-156. Surdam, R. C., Z. S. Jiao and R...
1993
Calibration of Continuous Wavelet Transform (CWT) Fracture Closure Detection Using Laboratory Hydraulic Fracturing Experiments
Mohamed A. Gabry, Zhi Ye, Amr Ramadan, Ahmad Ghassemi, Mohamed Y. Soliman
Unconventional Resources Technology Conference (URTEC)
...-in phases, were carried out. Pressure fall-off data was analyzed using Continuous Wavelet Transform (CWT), which decomposed the signal into different...
2025
Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)
Todor I. Todorov, Gary F. Margrave
Search and Discovery.com
... on the assumption that the seismic signal is stationary and employ an extensive use of Fourier analysis. However, due to various attenuation mechanisms...
2014
Boosting self-supervised blind-spot networks via transfer learning
Claire Birnie, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... with respect to the number of training epochs between learning to replicate the signal without learning to replicate the noise. Focusing on blind-spot...
2022
Vertical Seismic Profiling in Hydrocarbon Exploration and Reservoir Development
Bob A. Hardage
Circum Pacific Council Publications
... in this field in order to obtain a further enhancement of the structural interpretation of this reservoir. One-dimensional VSP Imagery and Synthetic...
1989
Integration of active and passive surface seismic for understanding the variations observed during a stimulation campaign.
Paolo Primiero, Gorka Garcia Leiceaga, Joël Le Calvez
Unconventional Resources Technology Conference (URTEC)
... with multiple stages to achieve economical return. Production volumes correlate with permeability enhancement in the rock volumes affected...
2013
Salinity Study of Coastal Groundwater Aquifers in North Kelantan, Malaysia
Abdul Rahim Samsudin, Haryono, Umar Hamzah, Abdul Ghani Rafek
Geological Society of Malaysia (GSM)
... to determine the depths and thicknesses of the groundwater aquifers. The seismic survey was conducted using a high frequency ABEM 24 channel signal...
1997
Seismic Acquisition and Processing for Sub-thrust Imaging and Prospecting, Suaza Valley, Colombia
G.W.Paukert, G. Billings, I.Dawes, T.D.J. England, G.Rait
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... compared to the goal of signal-to-noise ratio enhancement. 447 DATA QUALITY IMPROVEMENTS DUE TO REPROCESSING AND HIGH-EFFORT SWATH2D ACQUISITION...
2003
Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming
John E. Buggenhagen
Montana Geological Society
... was designed to best preserve data attributes, amplitude, phase, and frequency content, while improving the signal-tonoise ratio. Due to poor...
1997
Accurate seismic data interpolation based on multiband intelligent training
Xueyi Sun, Benfeng Wang, Tongtong Mo
International Meeting for Applied Geoscience and Energy (IMAGE)
... while highfrequency components may have signal leakage. It can lead to inadequate accuracy for seismic data interpolation. To weaken the signal leakage...
2023
Electromagnetic Detection of Pebble Transport in Streams: A Method for Measurement of Sediment-Transport Waves
Stephen G. Custer, Nicholas Bugosh, Peter E. Ergenzinger, Bret C. Anderson
Special Publications of SEPM
... a bridge. Approximately 30 percent of the bed material is sufficiently magnetic to produce a signal. Laboratory experiments indicate that signals...
1987
The 1986 PESA Australian Distinguished Lecture: Years of Dramatic Change the Growth in Expertise in Australian Oil Exploration 1950 1986
Murray H. Johnstone
Petroleum Exploration Society of Australia (PESA)
... that the enhancement was obtained by careful matching of shooting techniques and seismometer spacing to the characteristics of the soil or terrain being traversed...
1987
Optimal Configuration and Information Content of Sets of Frequency Distributions
William E. Full , Robert Ehrlich, Stephen K. Kennedy
Journal of Sedimentary Research (SEPM)
... transformation on X-ray diffractograms would be enhancement of peaks at low two-theta angles and loss of resolution of peaks at high values. Spectra...
1984
Quantitative Mineralogical Characterization of Sandstones by Back-Scattered Electron Image Analysis
A. Dilks, S. C. Graham
Journal of Sedimentary Research (SEPM)
... exceptionally uniform brightness throughout the BSE image, End_Page 347------------------------ even at low magnifications. The signal from the BSE detector...
1985
Abstract: An Amplitude Variation-Based Hydrocarbon Detection Method for Coal-Underlying Tight Sandstone; #91209 (2025)
Xi Wang, Gang Zhao, Qihai Nie, Yilan Meng, Shang Xu
Search and Discovery.com
... absorption attenuation coefficient methods are based on the theories of seismic wave propagation and signal processing. By calculating the amplitude...
2025
Downhole Geochemical Logging in the Eagle Ford: Hydrocarbon Detection in Vertical and Lateral Wells, #41466 (2014).
Rick Schrynemeeckers
Search and Discovery.com
... & the overlying Anacacho. The San Miguel appears to be a third and distinct HC signal while the Olmos is a background signal. Presenter’s notes...
2014
Optimizing Placement of Laterals and Fracture Stages Using Downhole Geochemical Logging an Eagle Ford Case Study; #41615 (2015)
Rick Schrynemeeckers
Search and Discovery.com
... Miguel appears to be a third and distinct HC signal while the Olmos is a background signal. 7 Presenter’s notes: This slide includes the same two...
2015
Chapter 23: Crustal Structure and Geologic History of the Espino Rift, Venezuela, Based on Potential Fields, Seismic Reflection, and Well Data
Lourdes Rodriguez, Paul Mann, Stuart Hall
AAPG Special Volumes
... undesired signals. Enhancement included regional and residual calculations as well as deriving the analytic signal and total horizontal derivative...
2021
Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section
Deddy F. Djanawir, Frans Langitan
Indonesian Petroleum Association
... interesting results. Deconvolution improved the signal energy and intensively suppressed multiples that exist in the data. Inverse Q filtering improved...
2004
Abstracts: What Receivers will we use for Low Frequencies?; #90173 (2015)
R. Malcolm Lansley and Peter Maxwell
Search and Discovery.com
... on the low end serves us as well. Clearly, if we wish to record signal with good signal to noise ratio down to 3Hz or 2Hz or even down to 1Hz, we need...
2015
New constraints on buried Triassic basins and regional implications for subsurface CO2 storage from the SeisData6 seismic profile across the Southeast Georgia coastal plain
Olusoga M. Akintunde, Camelia C. Knapp, James H. Knapp, David M. Heffner
Environmental Geosciences (DEG)
... for signal enhancement relative to the background noise. These processing steps (Table 2) are vibroseis correlation, geometry assignment, trace editing...
2013
Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales
Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui, Anton Padin, Bryan McDowell
Unconventional Resources Technology Conference (URTEC)
...Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui...
2016
Monitoring and Imaging the Dynamics and Extent of Hydraulic Fracturing Fluid Movement Using Ground-Based Electromagnetics, With Application to the Eagle Ford Shale
Mark S. Hickey, Santiago Treviño, Mark Everett
Unconventional Resources Technology Conference (URTEC)
... response and thereby estimate the magnitude of signal change. After modeling, this knowledge is applied in the field and actual signal changes...
2015