Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 5,197 Results. Searched 200,636 documents.

< Previous   36   37   38   39   40   Next >

Ascending

Petrofacies, Lithofacies and Submarine-Fan Facies of the Great Valley Group (Sequence)

Raymond V. Ingersoll

Pacific Section of AAPG

... (1964) are subquartzose rocks (Q<75), for which the field terms graywacke and arkose are appropriate (Dickinson, 1970). Typically, quartz forms less...

1981

Analytical Pressure and Rate Transient Models for Analysis of Complex Fracture Networks in Tight Reservoirs

Jorge A. Acuña

Unconventional Resources Technology Conference (URTEC)

... the Laplace Transform of Eq. 7, applying Duhamel’s principle and calculating the inverse Laplace transform to get 𝑞𝐷 𝐵= 2 (4𝑡 𝐷 ) 𝛿−1 𝛤(1...

2016

Assessment of Uncertainties in Magnetostratigraphic Dating of Sedimentary Strata

Peter J. Talling, Douglas W. Burbank

Special Publications of SEPM

... is of little use in assessing the detailed correlations of the local MPS Cf ro Q Hobbs 18 16 0 0 0 to the GPTS 14 Fluctuations In Sediment...

1993

Submarine Cementation of Subsurface Pliocene Carbonates from the Interior of Great Bahama Bank

David K. Beach

Journal of Sedimentary Research (SEPM)

... of Units P, Q, and R were penetrated in all three locations. Unit S was observed only in U-3, where less than a meter of section was cored and recovered...

1993

Physics-directed unsupervised machine learning: Quantifying uncertainty in seismic inversion

Sagar Singh, Yu Zhang, David Thanoon, Pandu Devarakota, Long Jin, Ilya Tsvankin

International Meeting for Applied Geoscience and Energy (IMAGE)

... is the total number of training examples, i is the minibatch, and q(w|θ ) represents the variational inference (θ is a variational parameter). The first...

2022

Benefits of selective stacking of windowed high-resolution linear radon transform (HRLRT) images from traffic-induced passive-seismic data with the multi-channel analysis of surface waves (MASW) method in Lawrence, Kansas

Julian Ivanov, Richard D. Miller, Dmitry Borisov, Shelby Peterie, Anthony M. Hoch

International Meeting for Applied Geoscience and Energy (IMAGE)

... has contributed to the determination of near-surface quality factor Q (Xia et al., 2013) and the acquisition of more realistic compressional-wave...

2022

The Climate System - A Brief Primer

Eric J. Barron, George T. Moore

Special Publications of SEPM

... to the Earth is inversely proportional to the distance between the Earth and sun through the inverse square law. Essentially if the Earth-sun...

1994

Seismic signatures of pore fluid mobility in heterogeneous reservoirs

Qiuzi Li, Brent Wheelock, Tuan Tran, Fadil Santosa

International Meeting for Applied Geoscience and Energy (IMAGE)

... on the environment of deposition. The parameter 𝜌 is the bulk density of the rock, and 𝜌 is the fluid density. The parameter 𝛾/𝜖 is the inverse of fluid...

2023

Deep nonlinear seismic prior for seismic interpolation

Yuhan Sui, Xiaojing Wang, Jianwei Ma

International Meeting for Applied Geoscience and Energy (IMAGE)

... is necessary to improve the accuracy of subsequent seismic data processing. The seismic interpolation can be regarded as an inverse problem, in which...

2023

A field data application of RockAVO: Data-driven, direct petrophysical inversion of prestack seismic data

Miguel Corrales, Hussein Hoteit, Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

... model (RPM), denoted as g: d(q ,t) = f (g(f ,Vsh , Sw ; x )) (1) In this equation, f symbolizes porosity, Vsh stands for shale content, and Sw...

2023

Case Study - Advanced Seismic Acquisitions and Processing Results in Indonesia

Michele Buia, Bakhrudin Mansyur, Herastya Iman Priyonggo

Indonesian Petroleum Association

... drilled on the structure indicates a very small Q factor. Moreover the rough geomorphology of the water bottom, characterized by canyons...

2011

Multi-Azimuthal Walkway VSP for Full Azimuth Seismic Calibration

Konstantin Galybin, Anastasia Poole, Michael Giles

Petroleum Exploration Society of Australia (PESA)

... validation, use of effective anisotropy processing parameters (eta parameter) and attenuation factor for surface seismic (Q) as well as validation...

2016

Robust multichannel prestack AVA inversion based on elastic L1/2 norm

Nanying Lan

International Meeting for Applied Geoscience and Energy (IMAGE)

... ref  z   Qz 2   H 1/ 2 2 (10) s.t. Bz  H where Q  C +  B  . Equation 10 can be solved efficiently by alternating minimization strategy...

2023

Date-driven seismic velocity inversion via deep residual U-net

Yiran Huang, Chuang Pan, Qingzhen Wang, Jun Li, Jianhua Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... and the American Association of Petroleum Geologists REFERENCES Adler, A., M. Araya-Polo, and T. Poggio, 2021, Deep learning for seismic inverse problems...

2024

Geophysical in-situ stress prediction method based on ADS method

Min Zhang, Xia Wang, Ya Shen, Jinrong Yang, Yintao Cai, Liping Qian, Feng Li, Jianhua Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... features to establish a geomechanical model, and then carry out inverse calculations and simulations to obtain the distribution of in-situ stress. Tan...

2024

Re-imaging of 2D legacy data in Brazils Equatorial Margin via pseudo-3D model building

David Butler, Daryineth Fernandez, Oscar Perez, Raul Ysaccis, Jason Thekkekara, Juan Perdomo, Christopher McMorland, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

...re applied to improve the SNR. Inverse-Q application using amplitude only (phase-Q correction was applied pre-migration) and a bandwidth extensi...

2024

Unit-constrained data-driven discovery of a wave equation

Shijun Cheng, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Cheng, S., W. Mao, Q. Zhang, and Q. Xu, 2021, Wave propagation in the poro-viscoelastic orthorhombic two-phase media: Plane-wave theory and wavefield...

2024

Identification of Potential Lacustrine Stratigraphic Intervals in the Woodford Shale, Oklahoma, Using Multi-Attribute 3-D Seismic Displays and a Supervised Neural Network

Emilio J. Torres, Roger M. Slatt, Kurt J. Marfurt, Lennon E. Infante, Luis A. Castillo

Unconventional Resources Technology Conference (URTEC)

... map. The study area is located in the red box of the Southeast Pottawatomie and Pontotoc border, Oklahoma U.S.A. Note the inverse correlation...

2017

A prior regularized 3D full-waveform inversion using 2D generative diffusion models

Fu Wang, Tariq Alkhalifah, Xinquan Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

... in observation, this inverse problem is highly ill-posed, especially for recovering a 3D velocity model. To solve this problem, regularization is often...

2024

Antidunes as Trochoidal Waves

Bryce M. Hand

Journal of Sedimentary Research (SEPM)

... waves of any particular steepness, and must equal the inverse ratio of water depths at these positions. Antidune height (Hb) can therefore...

1969

Selective Entrainment of Sediment Graded by Size and Density Under Waves

Matthew R. Tomkins, Peter Nielsen, Michael G. Hughes

Journal of Sedimentary Research (SEPM)

... sandstone: Journal of Sedimentary Petrology, v.3, p. 3-29. SALLENGER, A.H., 1979, Inverse grading and hydraulic equivalence in grain-flow deposits: Journal...

2003

Contributions of Compaction And Aquathermal Pressuring to Geopressure and the Influence of Environmental Conditions: DISCUSSION

T. W. Miller, C. H. Luk

AAPG Bulletin

...), NaCl·2H2O(cr), and phase equilibria: Journal of Physical Chemistry Reference Data, v. 21, no. 4, p. 793-829. Bethke, C. M., 1986, Inverse hydrologic...

1993

Abstract: A Comparison of 5D Reconstruction Methods; #90187 (2014)

A. Stanton, N. Kreimer, D. Bonar, M. Naghizadeh, and M. D. Sacchi

Search and Discovery.com

... implementation, we used a conjugate gradients based solver to solve this inverse problem (Liu and Sacchi, 2004). Evaluation of results In the case...

2014

Porosity Preservation in the Lithic Carmopolis Reservoirs, Sergipe-Alagoas Basin, Brazil, #20379 (2017).

Argos B. Schrank, Sabrina D. Altenhofen, Luiz F. De Ros

Search and Discovery.com

...: Carmópolis Sequential Analyses of Core Well A Inverse gradation Pyrite concretion Flame structure Convolute lamination Total porosity Framework Dolomite...

2017

DDR: The Technology of Simultaneous Wave Field Analysis and Velocity Model Reconstruction

A. Reshetnikov, A. Tabakov, A. Mukhin, V. Eliseev

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., tying it with the field. Therefore, it’s possible to solve the inverse problem of model parameters selection in iterative manner (boundaries geometry...

2006

< Previous   36   37   38   39   40   Next >