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The AAPG/Datapages Combined Publications Database

Showing 772 Results. Searched 200,293 documents.

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Analysis of the Elastic Impedance Inversion and Lamda Mu Rho to Identify the Distribution of Sandstone Reservoirs and Hydrocarbon Fluids in the JoggingŽ Field, Northwest Java Basin

Akbar Dwi Wahyono, Mualimin, Sudarmaji

Indonesian Petroleum Association

... free seismogram can be assumed as the convolution of the band limited zero phase wavelet w(t) in the frequency interval (F1 F2) with reflection...

2015

Overly steep decays in airborne TEM data and their link to chargeability: example from the Howards East District, NT, Australia

Klara Steklova, Ken Lawrie, Esben Auken, Anders V. Christiansen, Gianluca Fiandaca

Petroleum Exploration Society of Australia (PESA)

... domain. For example, in Marchant et al. (2014) 3D forward modelling is done using a numerical approximation for convolution of Ohm’s law. In Bellivau...

2019

Multi-conditional seismic velocity synthesis using an autoregressive transformer network

Randy Harsuko, Shijun Cheng, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

...-layer encoder-decoder with an embedding vector as a bottleneck. Each layer uses a 2D convolution with a kernel size of 4, a stride of 2, and a channel...

2024

Upside down Rayleigh-Marchenko imaging: an application to the Volve ocean-bottom cable data

Ning Wang, Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

...i-dimensional convolution operators with the input data decomposed into its down-going component at the receiverside and down/up-going component...

2024

3D pre-trained transformers for seismic fault detection, image denoising and dense horizon interpretation

Enning Wang, Peter Lovely, Lachlan Wright, Sarah Vitel, Anusha Sekar, Maisha Amaru

International Meeting for Applied Geoscience and Energy (IMAGE)

...., Schroff, and H., Adam, 2018, Encoder-decoder with atrous separable convolution for semantic image segmentation: Proc. Eur. Conf. Comput. Vis., pp. 801–818...

2024

A novel viscous pure-acoustic wave equation and its numerical implementation in 3D TTI media

Long Wu, Yixian Xu, Shigang Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... (t ) is the Heaviside function, the symbol * is the convolution operator.        1 is an intermediate variable.   is the strain (14) Based...

2024

Automated velocity modeling with domain transformations

Kevin Gullikson, Arnab Dhara, Ram Tuvi, Mrinal K. Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

...) ● The receivers must always have the same spacing (so that a convolution of neighboring pixels always means the same thing) ● The combination...

2024

PS reflection-based full-waveform inversion using single-mode propagator

Yongbo Zhai, James Xu, James Rickett, Peng Wang, Xin Cheng, Denes Vigh, Suyang Chen, Cara Smith

International Meeting for Applied Geoscience and Energy (IMAGE)

...ion, rotation to radial component, radial down de-convolution and residual demultiple. The first approach, referred to as PS-FWI, emphasizes sensitiv...

2024

Land FWI in the Sultanate of Oman: Challenges and advances on the road to high-resolution velocity

Mohammad Sheryar Farooqui, Yonghe Guo, Azza Al Hasni

International Meeting for Applied Geoscience and Energy (IMAGE)

... estimation, which is based on convolution and correlation. Different multiple models were produced from different multiple generators in the stack...

2024

Waterflood Performance Monitoring: 4D-Microgravity and Vertical Electrical Sounding (VES) Approach in Tanjung Complex Structure, Tanjung Field, South Kalimantan

Fahmi Bajry, R. Agung I. Wardhana, Reza Rahadian, Adhitya Pratama Lanadito, Wawan Gunawan A. Kadir

Indonesian Petroleum Association

... Schlumberger configuration. In mathematics, gravity anomaly is the result of convolution between Ri operators who depend on the geometry...

2016

3D Radon transformation with axis dependent curvature

Faruq Akbar, Warren Ho, Sebastian Holland, Rodrigo Fuck

International Meeting for Applied Geoscience and Energy (IMAGE)

... method for parabolic Radon where they used conjugate gradient method and circular convolution in the Fourier domain...

2024

GAN-based priors for Bayesian inference of subsurface geology at large scale

Kevin B. Daly, Tuan A. Tran, Brent D. Wheelock, Grant J. Seastream

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the convolution output. To compensate for the shrinking, we padded the latent space with multiple shrouds Fourth International Meeting for Applied Geoscience...

2024

High-efficient reflection retrieval from massive ambient noise using a deep-learning workflow

Yinghe Wu, Shulin Pan, Dawei Liu, Yaojie Chen, Qinghui Cui

International Meeting for Applied Geoscience and Energy (IMAGE)

... convolution modules. Then, the fully connected layer controls the output dimension. It has a relatively simple structure and low operating cost. The network...

2024

Generating high-quality labels for deep learning CO2 monitoring using local orthogonalization

Shuang Gao, Sergey Fomel, Yangkang Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

...fine a local attribute Fg [ j] at any spatial point j within a 3D seismic array s, utilizing a convolution with a cubic kernel g centered at j...

2024

Berwick Field: The Geologic Half of the Seismic Stratigraphic Story in the Lower Tuscaloosa Mississippi

Robert K. Garrison , Robert Chancellor

GCAGS Transactions

... processes include spectral whitening to increase the bandwidth and therefore the resolution of the data, surface consistent de-convolution, surface...

1991

Two Stochastic Models Useful in Petroleum Exploration: Economics of Petroleum Exploration and Production in the Arctic

Gordon M. Kaufman , Paul G. Bradley

AAPG Special Volumes

... is (defining u0 = 0 and s0 = 0) L(N, RM, , SN|Hrn,k) [EQUATION (1.1)] where ^fnof*N-r is the (N - r)-fold convolution of ^fnof...

1973

Morphology, Structure, and Evolution of a Channel Island in the Barakar River, Barakar, West Bengal

Swapan Kumar Sarkar, Sudhir Basumallick

Journal of Sedimentary Research (SEPM)

.... The convolution is restricted to one single layer, occasionally underlain and overlain by horizontally stratified layers. Injected structure...

1968

Application of Seismic Super Resolution to Improve Drilling ,Planning, and Risk Mitigation in the Delaware Basin

Riki Tasrianto, Chengbo Li

Unconventional Resources Technology Conference (URTEC)

... to illustrate the natural matching between the seismic and synthetic. The wavelet chosen for the synthetic mimics the wavelet used in the convolution...

2023

Multi-Modal Neural Network for Porosity and Permeability Estimation in Tight Gas Reservoirs: A Case Study in the Ordos Basin, China

Shengjuan Cai, Yitian Xiao, Han Wang, Feifei Gou, Hanqing Wang, Yujie Zhou, Tianrui Ye

Unconventional Resources Technology Conference (URTEC)

... regression network (RPTransformer) for reservoir porosity and permeability prediction. This network is composed of 1D convolution, long short-term memory...

2025

Turbidite Origin of Glaciolacustrine Sediments, Woodcock Lake, Pennsylvania

Samuel S. Harrison

Journal of Sedimentary Research (SEPM)

... and laminated silt-clay sediments in ancient Woodcock Lake. End_Page 743------------------------ The turbidity currents in some cases caused convolution...

1975

Chapter 131: Stratigraphic Architecture, Seismic and Dynamic Signature of a Sand-rich Turbidite Ramp: Cime Dieu de Delfy, Grès d’Annot Formation, France

P. Joseph, F. Guillocheau, N. Babonneau, J. Seguin, A. Bourgeois

AAPG Special Volumes

... full wave seismic modelling versus one-dimensional convolution: The seismic appearance of the Grès d’Annot turbidite system, in P. Joseph...

2007

Slope Mapping

W. E. Dole, N. F. Jordan

AAPG Bulletin

... into a single convolution operation which is applied in both the X and Y directions. The usual compromise between the ideal filter and the practical...

1978

Lithostratigraphic Interpretation of Seismic Data for Reservoir Characterization; #90017 (2003)

Mahesh Chandra, A. K. Srivastava, V. Singh, D. N. Tiwari, P. K. Painuly

Search and Discovery.com

...-IX upper sand Fig-5: Impedance map of K-IX upper sand window including acoustic impedance as an external attribute. A seven-point convolution...

2003

Abstract: Seismic Data Decomposition into Spectral Components Using Regularized Nonstationary Autoregression; #90187 (2014)

Sergey Fomel

Search and Discovery.com

... one by one by using a convolution of several two-point prediction-error filters: (7) F(Z) = (1- Z / Z1 ) (1- Z / Z2 ) (1- Z / Zn ) =1+ a1Z + a2 Z 2...

2014

Abstract: Maximum Entropy Acquisition Design and Optimal Interpolation; #90187 (2014)

Mauricio D. Sacchi, Mafijul Islam Bhuiyan, and Nasser Kazemi

Search and Discovery.com

... ⊗ is the symbol for discrete convolution and S(kx , ky ) is the sampling function. Naghizadeh and Sacchi (2010) has demonstrated that the recovery of d(n, m) from d...

2014

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