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The AAPG/Datapages Combined Publications Database
Showing 3,536 Results. Searched 200,635 documents.
Gas Hydrates Exploration Using Continuous Wavelet Transform Based on Spectral Decomposition
Hafidz Dezulfakar, Muhazzib, Yulia Nur Fajrina
Indonesian Petroleum Association
... | | ∗ ∗ , 1 | | ∗ ∗ The seismic decomposition attribute is generally used to figure out the value of seismic attenuation. Actually seismic...
2016
Time-lapse matching of OBN seismic data using 2D convolutional neural networks
Ramon C. F. Araújo, Gilberto Corso, Samuel Xavier-de-Souza, João M. de Araújo, Tiago Barros
International Meeting for Applied Geoscience and Energy (IMAGE)
... with stronger 4D noise attenuation in shallow depths. Both MF and CNN techniques obtained lower NRMS compared with unprocessed monitor for almost all node...
2024
Towards flexible demultiple with deep learning
Mario Fernandez, Norman Ettrich, Matthias Delescluse, Alain Rabaute, Janis Keuper
International Meeting for Applied Geoscience and Energy (IMAGE)
... interpretation (Verschuur, 2013). A commonly used multiple attenuation workflow includes Surface Related Multiple Elimination (SRME) (Verschuur et al., 1992...
2024
Solving Shear-Wave Splitting in PS Data Processing of 3D 4C OBN Seismic Survey Offshore Nunukan, Indonesia
Andreas Waluyo, David Tilling, Supriyono, Rio Sebayang, Agus Warmar Rasa
Indonesian Petroleum Association
... at the reservoir level is relatively gentle, around 10-20°. At the earliest stage in PS processing, after noise attenuation and editing, the X and the Y...
2020
Evaluating the Hydraulic Fracture Through Acoustic Reflection Imaging and Production Logging for Water Diagnostic Beyond Wellbore: A Case Study From Chang 8 Tight Sand in the Ordos Basin, China
Guangsheng Liu, Dajian Li, Gang Zheng, Hongzheng Zhu, Wenhao Cui, Yanyan Chen, Hongzhi Guo, Zheyuan Huang, Dongdong Cheng, Zhaoya Fan, Xiang Li
Unconventional Resources Technology Conference (URTEC)
... hydraulic fracture Combing with the slowness and Stoneley attenuation result of the same acquisition run, the borehole acoustic reflection imaging...
2023
Detecting Resistivity Tool Malfunctions in Coiled Tubing Drilling Using Generative Artificial Intelligence
Carlos Urdaneta, Cheolkyun Jeong, Xuqing Wu, Jiefu Chen
Unconventional Resources Technology Conference (URTEC)
... resistivity data from four CTD wells, including attenuation and phase shift measurements at 400 kHz and 2 MHz. The VAE learned to reconstruct healthy...
2025
Machine Learning using Multiple Seismic Attributes could be the Paradigm Shift in the Interpretation Process
Deborah K. Sacrey
GCAGS Transactions
... to be evident on the Attenuation attribute. Figure 4 shows what looks like a “flat spot” against regional dip. The appearance of this flat event suggests...
2018
Sedimentology and stratigraphy of a deep-water gas hydrate reservoir in the northern Gulf of Mexico
P. Kevin Meazell, Peter B. Flemings, Manasij Santra, and Joel E. Johnson
AAPG Bulletin
... transducers with a precision of ±1.5 m s−1 and accuracy of ±5 m s−1 (Schultheiss et al., 2011). Gamma attenuation was measured every 0.5 cm using gamma...
2020
Abstract: Importance of Pre-Frack Site Surveys and Broadband Seismometers to Microseismic Monitoring; #90174 (2014)
N. Ackerley and N. Spriggs
Search and Discovery.com
... estimates of the inelastic attenuation in the area to be studied are essential for estimating event spectra. The use of broadband sensors gives several...
2014
Abstract: Robust Singular Spectrum Analysis for Erratic Noise Attenuation; #90187 (2014)
Ke Chen and Mauricio D. Sacchi
Search and Discovery.com
...Abstract: Robust Singular Spectrum Analysis for Erratic Noise Attenuation; #90187 (2014) Ke Chen and Mauricio D. Sacchi AAPG Search and Discovery...
2014
Squeezing Every Last Drop Out of a Coarse 3D Oil Sands Dataset for Refining 3D Survey Design A Case History; #41500 (2014)
Sylvestre Charles, Jim Hostetler, Jiwu Lin, Xiaoming Luo
Search and Discovery.com
... of the conversion points varied along the reflectors making the registration and statics estimation challenging. Attenuation on the S-waves was clearly...
2014
The Triangle Zone of the Argentine Precordillera: Insights From the Integration of Geological and Geophysical Data; #30445 (2016)
Pablo Giampaoli, Federico G. Spath
Search and Discovery.com
... with low signal to noise ratio due to bad coupling of seismic sources to the terrain, high attenuation and scattering in weathering layer, and steep dips...
2016
Seismic Acquisition in the Papuan Fold Belt: A New Approach
G. S. Hill, S. J. Price, M. S. Foster, R. W. Stephenson, D. Ellis, J. A. Lyslo
Papua New Guinea (PNG) Petroleum Convention Proceedings
.... The data were re-processed in 1994 by Digicon (Fig. 6). Powerful noise attenuation processes and coherency enhancement were applied in an attempt 1 9 8 7 P...
1996
Field Technique Design for Seismic Reflection Exploration
L. R. Denham
Dallas Geological Society
..., and if the offset is too small, the difference in moveout between primary and multiple reflections is less than it could be, so multiple attenuation is reduced...
1982
Geology and environmental remediation: Savannah River Site, South Carolina
Mary K. Harris, Brian B. Looney, Dennis G. Jackson
Environmental Geosciences (DEG)
... of technology has gained recent regulatory support under the concept of monitored natural attenuation. For this dilute fringe, technology selection is biased...
2004
Expected Ground Shaking Intensities from a Magnitude 7 Earthquake on the Monte Vista-Shannon and Santa Clara Thrust Faults, Santa Clara Valley, Santa Clara County, California
Kenneth W. Campbell, Paul C. Thenhaus, Eugenia M. Sangines, Hope A. Seligson
Pacific Section SEPM
... for alluvial (soil) sites. The above attenuation relationship is valid for sites located within 60 km of the seismogenic rupture surface...
1995
Water Weakening: Case Study From Marcellus and Woodford
Ishank Gupta, Carl H. Sondergeld, Chandra S. Rai, Ronny Hofmann
Unconventional Resources Technology Conference (URTEC)
... showed that the attenuation increase and velocity reduction due to water saturation was much more than due to benzene saturation. They inferred that non...
2017
Basement Rocks and Structure, Northeast Gulf of Mexico
Laura M. Dobson , Richard T. Buffler
GCAGS Transactions
... during the Middle Jurassic when attenuation produced areas of thick and thin transitional crust as South America and Africa began moving away from North...
1991
Direct Detection of Oil and Gas with the “Petroflex” Electrical Survey
Don L. Mount
Bulletin of South Texas Geological Society
... departures from this background in either direction are considered anomalous. The magnitude of the anomally depends upon the attenuation of the induced...
1962
Direct Detection of Oil and Gas with the “Petroflex” Electrical Survey
Don L. Mount
South Texas Geological Society Special Publications
... in either direction are considered anamalous. The magnitude of the anomally depends upon the attenuation of the induced current as it travels to and from...
1962
PETROPHYSICAL TRAITS AND RESERVOIR PERFORMANCE IN THE HRUBETZ ELLENBURGER FIELD, COLEMAN COUNTY, TEXAS
STEPHEN HARRELL
Fort Worth Geological Society
... porosity unit separation of the density/neutron porosity curves. Intense fracturing is indicated by offset and attenuation of variable density log...
1985
Time-Lapse Monitoring of CO2 Sequestration: 1D Visco-elastic Waveform Inversion Applied to Distributed Acoustic Sensing-Acquired Zero offset Vertical Seismic Profile a Feasibility Study
Yu Chen, Takashi Mizuno, Joël Le Calvez
Carbon Capture, Utilization and Storage (CCUS)
... changes in attenuation. Introduction Time-lapse monitoring of carbon sequestration operations is essential to ensure the safe and effective storage...
2025
Definition, Identification, and Measurement of Normal and Abnormal Subsurface Pressures
Donald J. Timko, Lloyd C. Fons, William K. Grittman, Forest B. Rees
Houston Geological Society
... (greater than 2000 mmhos) are encountered. For conductivities in this range and higher, considerable signal attenuation occurs and corrections...
1971
Enhancing conventional VSP data to broadband and its quantitative improvement on lookahead inversion
Hussain Almarzooq
International Meeting for Applied Geoscience and Energy (IMAGE)
...: The cumulative receiver side, the attenuation (black) and the conventional corresponding estimated geophone records interval Q-values (red). frequencies below...
2022
Marine Seismic Sources: Part II: Air-Gun Arrays for Non Experts
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... the sound propagates with significantly less attenuation than sound in an infinite water pool. The transmission properties of this wave guide depend...
2010