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The AAPG/Datapages Combined Publications Database

Showing 5,195 Results. Searched 200,619 documents.

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Super-giant oil slick cluster identification using artificial intelligence (AI) and machine learning (ML), integrated with 4D inverse modeling and 2D and 3D seismic data, as direct seafloor oil seepage indicators in the ultra-deepwater outboard frontier areas of the presalt province of the Santos Basin, Brazil

Marcio Rocha Mello, Carlos Henrique Beisl, Oswaldo Antunes Pedrosa Junior, Vanessa Bonanno Haliburton, Cleverson Guizan Silva, Luiz Antonio Pierantoni Gamboa, Kenji Motoki, Sidney Luiz de Matos Mello, Zhao Junfeng, Guo Yuan, Manlio Mano

International Meeting for Applied Geoscience and Energy (IMAGE)

...Super-giant oil slick cluster identification using artificial intelligence (AI) and machine learning (ML), integrated with 4D inverse modeling and 2D...

2024

Preliminary Interpretation of Short-Wavelength Magnetic and Gravity Anomalies on the Southern Ute Indian Reservation, Southwestern Colorado

Michael W. Webring

Rocky Mountain Association of Geologists

... wavelength because of the lack of stations between profiles; but when several maps with different filtering parameters are compared, common features emerge...

1988

Finite Difference Modeling: Part II: How to clean numeric time dispersion

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... wavefield at frequency . Finally, an inverse Fourier transform gives the temporally dispersionfree wavefield in time. Digital Filtering Mittet (2018...

2018

Generating a New Approach for Continuous Reservoir Model Updating: Non-Gaussian Priors & Nonlinear Data Functions in EnKF (Paper P17)

S. Forghany, A. A. Asgari, T. Behrouz

Geological Society of Malaysia (GSM)

... and since it is known as an inverse problem, a Bayesian framework is suitable for finding a solution. A Bayesian framework for stochastic reservoir...

2012

Abstracts: Footprint Removal with Co-ordinate Rotation; #90173 (2015)

Mark Ng and Ye Zheng

Search and Discovery.com

...., SW, Calgary, AB, Canada, T2P 0R3 [email protected] and Ye Zheng [email protected] Summary Some of the effective footprint removal filtering...

2015

Fusion of Airborne Gravity and Magnetic Images for Improved Detection of Structural Control; #41550 (2015)

Hassan Hassan, John Peirce

Search and Discovery.com

... the inverse wavelet transform to obtain the fused image. 4. Filter the resulting image and interpret for structural control. Results The final fused gravity...

2015

S/N RATIO AND BANDWIDTH CONSIDERATIONS WHEN UTILIZING SEISMIC DATA IN EXPLORING FOR SUBTLE TRAPS - EXAMPLES FROM THE KNOX PLAY

Edward R. Tegland, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO Patrick H. Bygott, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO

Ohio Geological Society

... to variations primarily in the implementation of the source and near surface geology. Inverse filtering again is a solution...

1999

Towards understanding the impact of the evanescent elastodynamic mode coupling in Marchenko equation-based demultiple methods

Marcin Dukalski, Christian Reinicke, Kees Wapenaar

International Meeting for Applied Geoscience and Energy (IMAGE)

... this construction allows us to shed light on into the mathematical properties of elastodynamic inverse transmissions, which takes us a step closer...

2022

A gradient-free Bayesian full-waveform inversion approach for background model uncertainty quantification

Shuhua Hu, Zeyu Zhao, Fuchun Gao, Faqi Liu, Shuo Zhang, Mrinal K. Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

... to the high-dimensionality of the inverse problem, MCMCbased Bayesian FWI is facing with issues in computing efficiency. To tackle this problem, we...

2024

Relationship of Zones of Oil-Gas Accumulation to Paleogeographic Conditions of Sedimentation in the Example of the Productive Unit of the Baku Archipelago

M. S. Kukhmazov

Petroleum Geology: A Digest of Russian Literature

...), calculations were made of the coefficient of sorting, SO = Q 7 5 / Q 2 5 , and the coefficient of asymmetry, Sa = (Q25·Q75)/Md2. Figure 1...

1976

Estimating the Effect of Rock Mineral Composition on Reservoir Quality: Application in the Spraberry and Wolfcamp Formations, Permian Basin, Texas and New Mexico

Adewale Amosu, Mohamed Imsalem, Yuefeng Sun

GCAGS Transactions

... that relate a class of geophysical log measurements to the petrophysical properties of known minerals and fluids as an inverse problem. This method has...

2018

Application of petroleum systems analysis to resource assessments

Lukasz Krawczynski, Martin Neumaier

International Meeting for Applied Geoscience and Energy (IMAGE)

... distribution of the existing discoveries as an analogue input, results in a mean volume of 475 mmbbl of STOIIP. Filtering the column height distribution...

2022

Abstract: Push the Limits of Seismic Resolution Using Surface Consistent Gabor Deconvolution; #90171 (2013)

Xinxiang Li and Darren P. Schmidt

Search and Discovery.com

... for simplicity. Equations of the form (3) for all available traces construct a classic linear inverse problem (Wiggins et al, 1976) that can be solved using...

2013

Abstract: 5D Interpolation and Regular Upsampling: Ill-suited or Fit-for-purpose?; #90187 (2014)

Mike J. Perz and Peter W. Cary

Search and Discovery.com

.... On the other hand, there are two factors driving the algorithm towards success: first, simple wavenumber filtering can overcome this assumption...

2014

On Traction-Carpet Sedimentation

Y. K. Sohn

Journal of Sedimentary Research (SEPM)

... the thickness of a moving traction carpet. Inverse grading can be produced in the collisional region by the vertical gradient of dispersive pressure...

1997

Evaluation of Electron Tomography Reconstruction Methods for a Barnett Shale

Laura Frouté, Emeric Boigné, Matthias Ihme, Anthony R. Kovscek

Unconventional Resources Technology Conference (URTEC)

... algorithms. The first two techniques are direct methods that use the Fourier properties of the Radon transform to compute its inverse using FFTs...

2021

Structural Interpretation and Modeling of Seismic Data from the Moran and Paua Area, PNG Foldbelt

S. Lingrey

Papua New Guinea (PNG) Petroleum Convention Proceedings

... the position and the shapes of Toro le ve l fo ld s and th ru s t fa u lts re q u ire s additional subsurface constraint. Unfortunately, seismic data...

2000

Re-evaluating Depositional Models for Shelf Shales: Examples from the Cretaceous Seaway of North America; #50383 (2011)

Janok Bhattacharya and James A. MacEachern

Search and Discovery.com

... a correspondingly hyperpycnal character. Physical sedimentary structures include diffusely stratified beds that show both normal and inverse grading...

2011

Abstract: Kirchhoff Imaging with Adaptive Greens Functions for Compensation for Dispersion, Attenuation, and Velocity Imprecision; #90187 (2014)

Andrew V. Barrett

Search and Discovery.com

... frequencies appear to propagate at the velocity of the asymptotic high frequency. If we know the attenuation constant ‘Q’, and if the model for attenuation...

2014

Abstracts: Implicit Preconditioning for Least-squares Nonstationary Phase Shift; #90173 (2015)

Marcus R. Wilson and Robert J. Ferguson

Search and Discovery.com

... of a spatial fast Fourier transform, followed by multiplication by an extrapolation matrix, then an inverse fast Fourier transform. Written as matrices, we...

2015

Structure of Weathered Clastic Crust and Its Significance in Deep, Ultra-Deep Petroleum Exploration; #41988 (2017)

Yang Fan, Hou Lianhua, Yang Chun

Search and Discovery.com

... Clastic Crust and Its Significance in Deep, Ultra-deep Petroleum Exploration outcrop c shows in the figure 3. J 3 q-J 2 x has an angular unconformity...

2017

Geothermal Characteristics of North Jiangsu Basin and its Tectonic Implications

Wang Yi-hua

Circum Pacific Council Publications

... basin is related to the lithospheric extension in a back-arc regime during Meso­ zoic or Cenozoic time. q = -k * grad T 2 where q: heat flow value...

1990

Computer Modeling of Hydrocarbon Migration Pathways and Fluid Flow Histories from Carbon Isotope Anomalies in Gulf Coast Exploration Wells

D. F. Williams , Lerche , Z. Yu

GCAGS Transactions

... then used the data generated in conjunction with the inverse calculations to extract the pertinent parameters (output variables). Finally, we compared...

1991

Determination of Well Productivity Using Pump Downtime Data

Jeff Spath

Indonesian Petroleum Association

.... The method is an inverse solution as is found in conventional well test interpretation. A theoretical or model pump runtime is computed assuming the two...

2000

Enhancing reservoir simulation workflows by coupling a GPU-accelerated full-physics simulator with a Fourier neural operator-based surrogate model

Karthik Mukundakrishnan, Klaus Wiegand, Vidyasagar Ananthan, Daniel Kahn, Dmitriy Tischekin, Marcos Kajita, Clement Etienam

International Meeting for Applied Geoscience and Energy (IMAGE)

...es, followed by an inverse Fourier transform ℱ −1 . The network activation 𝜎 is done in the soltution (physical) space. P and Q are the lifting and projecti...

2024

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