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The AAPG/Datapages Combined Publications Database
Showing 1,739 Results. Searched 200,619 documents.
Describing Difficult Shell-Hash Assemblages from the Lower Cambrian Soltanieh Formation, Alborz Mountains, Northern Iran
Amelia Lindsay-Kaufman, Stephanie A. Rosbach, Lauren S. Wright, Emily L.V. Edwards, Seyed Hamid Vaziri, Mahmoud Reza Majidifard, Tara Selly, Marc Laflamme, James D. Schiffbauer
PALAIOS
... at an oblique angle. I) Two tri-radially symmetric fossils with pronounced lobes. J) Tri-radially symmetric fossil where the interior material has been...
2022
Mid Eocene Planktonic Correlations: Northern Italy-Jamaica, W. I.
Sherwood W. Wise, Jr. , Richard E. Constans
GCAGS Transactions
.... The keels are not strictly symmetric about the long axis. Remarks: This genus is distinguished from Triquetrorhabdulus Martini, 1965 and Lithraphidites...
1976
Fracture Characterization of the Montney Formation Using Amplitude Inversion of Converted Wave Seismic
Tyler L. MacFarlane, Thomas Davis
Unconventional Resources Technology Conference (URTEC)
.... and B. Ragan (1996). Mega-Bin: Toward a Cost Effective Near Symmetric Patch Geometry For Improved S/N and Resolution From Regular Acquisition Sampling...
2015
Transformer-based deep learning model for accurate rate of penetration prediction in drilling
Carlos Urdaneta, Cheolkyun Jeong, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... predictions of future ROP with a time horizon of 10 minutes. The symmetric mean absolute percentage error (SMAPE) for this prediction is 7.3...
2023
Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring
Martin Karrenbach, Steve Cole, Victor Yartsev
Unconventional Resources Technology Conference (URTEC)
... to the top and bottom receivers of the array. Raypaths include relatively simple direct arrivals and more complex refracted ray paths. Given the symmetric...
2015
Integral equation based wellbore preconditioner for 3D electromagnetic response modeling
Marcus Elliott, Mark Everett
International Meeting for Applied Geoscience and Energy (IMAGE)
... symmetric 3-D conductive zones (left and right) are placed on either side of the wellbore; these zones could represent a fluid-rich zone or any other...
2023
Understanding Multiples to Upgrade Low-Relief Prospects
Sunu H. Praptono, Witan O. Ardjakusumah
Indonesian Petroleum Association
... (i.e. by spreading all traces within 25 to 30% of the conventional length for a given target depth) is to acquire better seismic data. Symmetric split...
1996
Pyseis: A high-performance, user-friendly Python package for GPU-accelerated seismic modeling and subsurface imaging
Stuart Farris, Guillaume Barnier, Ettore Biondi, Robert Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... velocity, and si j is a component of the symmetric stress tensor (Aki and Richards, 2002). The source terms, fi and mi j , represent a volumetric force...
2023
3D installation of fiber cables for acquiring 3C DAS array data
Yingping Li, David Li, Lianjie Huang, Yingcai Zheng
International Meeting for Applied Geoscience and Energy (IMAGE)
.... We use synthetic DAS amplitudes of any symmetric fiber sensor pair on the two orthogonal axes, such as [(x=0m, y=40m), (x=40m, y=0m)] in a map view...
2023
Automatic well-log baseline correction via deep learning for rapid screening of potential CO2 storage sites
Misael M. Morales, Carlos Torres-Verdín, Michael Pyrcz, Murray Christie, Vladimir Rabinovich
International Meeting for Applied Geoscience and Energy (IMAGE)
... and 𝑈 is the unit step function. The symmetric infinite impulse response (IIR) filter is written as 𝑐 (6) 𝓘𝑿= , (1 − 𝑧⁄ 𝑥)(1 − 𝑧𝑥) where...
2024
Ordovician Basin Analysis of China
Chen Xu, Zhang Yuan-dong, Li Yue
Pacific Section SEPM
... of the western margin, the North China Paleoplate as semi-symmetric, with the centre of the North China platform near Jinan, and the eastern boundary...
1995
Semi-inverse relationship between critical angle and reflectivity coefficient, and its implication in seismic survey design, processing, and interpretation
Chen Bao
International Meeting for Applied Geoscience and Energy (IMAGE)
... demonstrated above will still govern the angle range even for soft reflectors. First, subsurface sediments will create symmetric or nearsymmetric...
2024
Post Steam Breakthrough Strategy in Area 8 of the Duri Field
Agus Sulistyo, Dijan Priambodo, Eden S. Tambunan, Any Linawati, Eriswandi, Hari Primadi, Adi Widyantoro, K. D. Kimber
Indonesian Petroleum Association
... patterns and then growth was relatively symmetric. Therefore this information support that better sweep efficiency is being achieved with PSBT...
2000
Nonparametric Bayesian approach for robust depth uncertainty estimation from seismic velocity and anisotropy tradeoffs
Jinsong Chen, Sizhuang Deng, Min Yang, Andrey Shabelansky, Cory Hoelting, Huafeng Liu, Maisha Amaru
International Meeting for Applied Geoscience and Energy (IMAGE)
... approach is more symmetric around the reference model, which shows the robustness of the Bayesian method. Conclusions We developed a nonparametric...
2024
Diagenesis, Deformation and Fluid Flow in the Miocene Monterey Formation; Frontmatter and Roadlog
Peter Eichhubl, Richard J. Behl
Pacific Section SEPM
... of the bluffs down to the beach. In both fold limbs, notice symmetric, disharmonious chevron folds of 2030 cm amplitude in thin bedded, laminated chert...
1998
An Integrated Study of Geophysical, Petrophysical, and Geochemical Data to Define Optimal Reservoir Development of the Avalon Shale in the Salado Draw Field, Delaware Basin, Lea County, New Mexico
Megan Swenberg, Kenneth M. Schwartz, Meghan Hoffnagle, Miguel Merino, Patrick Taha, Don Sherlock, John Best
Unconventional Resources Technology Conference (URTEC)
... ack I variable produc ction from well after the frac ls ck from more symmetric fra geometry. In fact, Figure 6 shows less v c h lative to the we...
2017
Transformer-based network for an efficient ground roll suppression
Randy Harsuko, Omar Saad, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
...-attention works along the traces, please refer to Harsuko and Alkhalifah (2022). 4. The prediction head (output layer). It consists of a symmetric...
2024
Application of Data Analytics for Production Optimization in Unconventional Reservoirs: A Critical Review
Srikanta Mishra, Luan Lin
Unconventional Resources Technology Conference (URTEC)
...]. The proximity statistic is a measure of similarity of different data points to one another in the form of a symmetric matrix with 1 on the diagonal...
2017
Statistical imaging through strongly scattering near-surface with path summation techniques
Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov
International Meeting for Applied Geoscience and Energy (IMAGE)
... by summing the images obtained from the ensemble. We show that image traces undergo symmetric phase perturbations, which cancel out during the summation...
2024
Kriging-based surrogate models for convergence acceleration of Markov chains: An example of magnetotellurics-dix joint inversion
Alejandro Quiaro, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... probability. If the probability function g is symmetric (for example, a Gaussian distribution), the probability of proposing mn+1 when the current state is mn...
2024
Preliminary Results from a Planform Kinematic Model of Orogen Evolution, Surface Processes and the Development of Clastic Foreland Basin Stratigraphy
David D. Johnson, Christopher Beaumont
Special Publications of SEPM
... a model back-to-back Coulomb orogen takes the form of orogen takes the form of symmetric back to back Coulomb wedges which grow by accretion...
1995
Computer Simulation of the Yates Formation (Permian, Delaware Basin) - Sequence Stratigraphy and Shelf-to-Basin Correlation Implications
James M. Borer, Paul M. Harris
West Texas Geological Society
... formed from symmetric sinusoidal sea-level fluctuations. Shape of the Sea-Level Curve Based on the asymmetry of Yates 4th-order (30-m, 400-k.y...
1995
Towards wave-equation ambient noise tomography of a landslide: The Harmalière case study
Giuseppe Provenzano, Grégory Biévre, Romain Brossier, Stéphane Garambois, Ludovic Métivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... lags and value respectively above and below a threshold, are rejected (Maggi et al., 2009). For each selected 1-second long symmetric window...
2024
Impact of Pore Pressure Depletion on Stress Reorientation and its Implications on the Growth of Child Well Fractures
Shivam Agrawal, Mukul Sharma
Unconventional Resources Technology Conference (URTEC)
... fracture. (a) Symmetric growth till it sees the depleted region, (b) Asymmetric growth afterwards. 6.2. Both P1 and P2 depleted equally, child well...
2018
Regional Geology of the Pierce Member of the Upper Morrow Formation in the Anadarko Basin
Brad S. Johnson
Rocky Mountain Association of Geologists
.... The column is keyed to the El Paso No. 1-9 Pierce (Sec 9, T13N, R25W). basin became compressional with its shape changing from symmetric to asymmetric...
1990