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The AAPG/Datapages Combined Publications Database

Showing 5,194 Results. Searched 200,691 documents.

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PWD-PINN: Slope-assisted seismic interpolation with physics-informed neural networks

Francesco Brandolin, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... to the aliased spectrum. 2. inverse transform the filtered spectrum to get a low frequency alias-free version of the aliased data. 3. estimate the PWD slope from...

2022

Efficient Bayesian full-waveform inversion using a deep convolutional autoencoder prior

Shuhua Hu, Mrinal K Sen, Zeyu Zhao, Abdelrahman Elmeliegy, Shuo Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... University INTRODUCTION As a large-scale inverse problem, full waveform inversion (FWI) (Lailly et al., 1983; Tarantola, 1984) can be formulated...

2024

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

... wavefield can then be obtained by inverse Fourier transforming. Note that Equation (1) models transmitted waves only and, because of the Bessel...

2013

Abstract: How much well do you need in Acoustic Impedance Inversion?; #90174 (2014)

Heather J. E. Lloyd and Gary F. Margrave

Search and Discovery.com

... and inverse Fourier transformed to produce the acoustic impedance inversion. Selecting an appropriate low cut-off frequency is not always a simple task...

2014

Dynamics and deposition of sediment-bearing multi-pulsed flows and geological implication

Viet Luan Ho, Robert M. Dorrell, Gareth M. Keevil, Robert E. Thomas, Alan D. Burns, Jaco H. Baas, William D. McCaffrey

Journal of Sedimentary Research (SEPM)

..., Inverse grading resulting from coarse-sediment transport lag: Journal of Sedimentary Research, v. 67, p. 124– 129. Harris, T.C., Hogg, A.J....

2019

Depositional environment and source rock quality of the Woodbine and Eagle Ford Groups, southern East Texas (Brazos) Basin: An integrated geochemical, sequence stratigraphic, and petrographic approach

Melissa J. Meyer, Arthur D. Donovan, and Michael C. Pope

AAPG Bulletin

.... This tool uses simple stoichiometric conversion derived from the standard ideal chemistry of minerals (Table 2) and is calibrated to Fourier transform...

2021

Efficient and accurate velocity building from Gramian-constrained multiphysics reflection and transmission data

Jide Nosakare Ogunbo

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the use of the convolutional model (Buland and Omre, 2003), by the z-transform, is readily more practical than the seismic operator for either...

2022

Forensic GPR anti-human landmine accurate detection by Gramian constrained joint inversion of the monostatic reflection and transmission radargrams

Jide Nosakare Ogunbo, Changsoo Shin, Sang-Wook Kim, Sang-Hyun Kim

International Meeting for Applied Geoscience and Energy (IMAGE)

... and transmission radargrams simulated over buried anti-human (non-conductive) landmines with the Gramian constraints. Firstly, the z-transform method...

2022

3D Geocellular Modeling and Uncertainty Qualification of Reservoir Properties: A Deepwater Laminated-Sand Reservoir, Gendalo Field, Kutei Basin, Indonesia

Eduardo Berendson, Andre Cebastiant, David Glenn, Febry Hariyannugraha, Khristina Kirschner, Ron May, Rhys Schneinder, Ulrich Kiesow, Skip Walden

Indonesian Petroleum Association

..., was implemented. This petrophysical approach utilizes a GR Index and compaction-based transform to estimate porosity and permeability, while a permeability-based...

2005

A method to identify subtle carbonate reservoirs

Shaoying Chang, Mengxiu Wang, Kaiyuan Ji

International Meeting for Applied Geoscience and Energy (IMAGE)

... inverse transformation for seismic sections, and then the principle component analysis (PCA) can be applied to seismic Figure1: The sections...

2022

A geochemical perspective and assessment of leakage potential for a mature carbon dioxideenhanced oil recovery project and as a prototype for carbon dioxide sequestration; Rangely field, Colorado

Ronald W. Klusman

AAPG Bulletin

... in the Weber Formation. Inverse computer modeling suggested carbonate mineral sequestration was possible within the constraints of evolution of produced...

2003

Abstract: Impedance Inversion of Blackfoot 3D Seismic Dataset; #90171 (2013)

A. Swisi and Igor B. Morozov

Search and Discovery.com

... and detailed interpretation of the target zone. Figure 1. Location of Blackfoot field area. Seismic inversion attempts to transform the spiked seismic...

2013

Abstracts: The Seismic Quest for Estimating Heavy Heavy Oil Viscosity; #90173 (2015)

Fereidoon Vasheghani, Larry R. Lines, and Joan Embleton

Search and Discovery.com

... research by Vasheghani and Lines (2009) shows the relationship between heavy oil viscosity and seismic Q. The estimation of Q (inverse attenuation...

2015

Diverse fracture properties and their impact on performance in conventional and tight-gas reservoirs, Saudi Arabia: The Unayzah, South Haradh case study

Mohammed S. Ameen, Keith MacPherson, Maher I. Al-Marhoon, Zillur Rahim

AAPG Bulletin

... cube for the study area was analyzed using in-house developed methods, including generalized Hilbert transform, based on the windowed Fourier transform...

2012

Estimation of detachment depths and displacements from the area–depth markers of contractional growth structures: Testing the “inverse line” concept

Sam Rivas-Dorado

AAPG Bulletin

...Estimation of detachment depths and displacements from the area–depth markers of contractional growth structures: Testing the “inverse line” concept...

2023

Least-squares reverse time migration: Lessons learned from recent applications in challenging areas of the Santos Basin, Brazil

Jos Rodrigues, Felipe Duarte, Danilo Domingos, Bruno Pereira-Dias, Elionardo Pintas

International Meeting for Applied Geoscience and Energy (IMAGE)

...) (Lecomte, 2008) and its inverse can be approximated by a bank of nonstationary matching filters (Guitton, 2004). Nowadays, the image domain least-squares...

2022

Sedimentary Thermal Maturation Models for the Deepwater Eastern Gulf of Mexico

Kelly Opre Jones, Seiichi Nagihara

GCAGS Transactions

..., the transient heat flow method of modeling was used. This method uses a full differential equation, which combines Fourier's Law of Heat Conduction...

2003

Black Swan Airborne Geophysical Survey Structural Interpretation for Hydrocarbons Targeting in the Perth Basin

Peter Kovac, Carlos Cevallos, Jurriaan Feijth, Matus Kovac

Petroleum Exploration Society of Australia (PESA)

... inverse modelling, Geophysics, 48, 754-774. Mory, A. J. and Hocking, R. M., 2008, Geology of the Kalbarri and Mingenew areas - a field guide, Record...

2016

Geocellular Model for Tertiary Reservoirs in Manhera Tibba Gas Field, Jaisalmer Basin, Rajasthan, India; #20456 (2019)

Rajesh Pandey, B.P. Nonia, S. Mahanti, U.C. Pradhan, Abhayanand S Maurya

Search and Discovery.com

... are known as inverse modelling technique. Reservoir parameters, water saturation (SUWI), flushed zone water saturation (SXWI), effective porosity...

2019

Use of extended source inversion for estimating the noise level in seismic data

Huiyi Chen, William W. Symes, Susan E. Minkoff

International Meeting for Applied Geoscience and Energy (IMAGE)

... estimation algorithm, coherent noise In Experiment 2 we use the same data as in Experiment 1 (with 30% coherent noise). We solve the inverse problem using...

2022

Regional exploration of crustal structures from long-offset OBN data by extended-source FWI

Gaoshan Guo, Stéphane Operto

International Meeting for Applied Geoscience and Energy (IMAGE)

... the nonlinearity of the inverse problem. Moreover, the sparsity of OBN deployments mitigates the fold and can induce aliasing artifacts in the shallow part...

2024

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