The Role of Oblique Slip in the Eastern Niger Delta Deformation History and Reservoir Development

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Deep Plays in the Eastern Niger Delta: The Role of Oblique Slip in Predicting Reservoir and Traps Distribution

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Estimating and Mapping Anisotropy in the East Mediterranean Subsurface

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Abstract: 4D Finite Difference Forward Modelling Within a Redefined Closed-Loop Seismic Reservoir Monitoring Work-Flow; #90254 (2016)

David Hill, Dominic Lowden, Sonika Sonika, Mehdi Paydayesh, Andrej Bulat, Leigh Truelove, Clark Chahine, and Adrian Rodriguez Herrera

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... the rockphysics model for input into finite-difference forward-modelling and imaging. By including 3D wave propagation, acquisition geometry, overburden...

Abstract: Full-Field 4D Image-Modelling to Optimize a Closed-Loop Seismic Reservoir Monitoring Work-Flow; #90255 (2017)

David Hill, Sonika Sonika, Mehdi Paydayesh, Dominic Lowden, Andrej Bulat, Leigh Truelove, Clark Chahine, Adrian Rodriguez Herrera

Search and Discovery.com

...-difference forward-modeling and imaging. By including 3D wave propagation, acquisition geometry, overburden illumination, near surface effects...

Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)

Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad

Search and Discovery.com

.... In a marine seismic survey, the speed of wave propagation along the cable is bounded by the speed of sound in water. This limits the region in the frequency...

Abstract: Shortening and Deformation Through Space and Time in the Deep-Water Niger Delta; #90310 (2017)

Lidia Lonergan, Marco Pizzi, William Hamish Mitchell, Mike Mayall, Alex Whittaker

Search and Discovery.com

... Previously we have shown that 3 closely spaced, fault- propagation folds in the down-dip toe area of the Niger Delta started to grow at about 12 Ma...

Abstract: A Simple and Practical Way to Interpolate Sparse Velocity along Structures; #90319 (2018)

Lei Cao, Tong W. Fei, Xu Ji, Yi Luo

Search and Discovery.com

... and important concept in seismic exploration. Wave propagation velocity in media plays a key role in seismic imaging. Reliable velocity estimates during...

Abstract: Full Waveform Inversion of Borehole Data in the Presence of High-Velocity Screens; #91204 (2023)

Ali Aldawood, Andrey Bakulin, Fuqiang Chen

Search and Discovery.com

... the wave propagation in models with sharp variations. Based on this fact, we investigate how full-waveform inversion can help improve velocity estimations...

Abstract: The First Application of Quantum Computing in the Exploration and Production Industry; #91204 (2023)

Marcin Dukalski, Diego Rovetta, Apostolos Kontakis, Roald van Borselen

Search and Discovery.com

... into its (quantum) ground state where the solution to the original problem is encoded. Near surface in the desert environment features very strong wave...

Highest Possible Resolution (HPR) Stratigraphic Seismic Imaging Case Study … Deep Reef Platform

Norman S. Neidell

Search and Discovery.com

... Huygens’ Imaging represents the highest possible values with limits imposed by the imaging approximations, estimated propagation velocities, noise...

Non-Linear Full-Waveform Inversion Using Prior Geological Knowledge; #41719 (2015)

Siddharth Sharma, Dries Gisolf, Stefan M. Luthi, Runhai Feng

Search and Discovery.com

... in the inversion algorithm honors the full physics of wave propagation (Virieux and Operto, 2009). This makes the technique potentially an effective instrument...

Elastic-AdjointNet: A physics-guided deep autoencoder to overcome crosstalk effects in multiparameter full-waveform inversion

Arnab Dhara, Mrinal Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

... propose an alternative approach for FWI using a combination of machine learning and the physics of wave propagation. Unlike a conventional supervised...

Natural fracture characterization in tight gas sandstones: Integrating mechanics and diagenesis

Jon E. Olson, Stephen E. Laubach, Robert H. Lander

AAPG Bulletin

...). Geophysical techniques, which infer fracture attributes from their effects on wave propagation, sample a larger volume but have limited capability...

Are Tides Controlled by Latitude?, #51305 (2016).

Robert W. Dalrymple, Laurie Padman

Search and Discovery.com

... that prevents effective northward propagation of the tidal wave; and Antarctica has narrow and deep continental shelves that do not accentuate the tide...

Detection of shallow sedimentary structure of Yigong Lake in Tibetan Plateau using distributed acoustic sensing

Jian Zhou, Jizhong Yang, Heng Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... interferometry of ambient noise and multichannel analysis of surface wave. We get a 2D shear-wave velocity profile along the cable and reveal...

Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)

P. B. Wills and K. De Meersman

Search and Discovery.com

... recordings contain a mixture of up-going and down-going energy. If P and G represent the primary and ghost wave fields and θ represents the ray or propagation...

Gas Hydrate Geohazard Assessment in the Northern Gulf of Mexico Using a Vertical Line Array, by Erika Géresi, N.R. Chapman, T.M. McGee, and J.R. Woolsey, Article #40159 (2005)

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Physics-based preconditioned multidimensional deconvolution in the time domain

David Vargas, Ivan Vasconcelos, Matteo Ravasi, Nick Luiken

International Meeting for Applied Geoscience and Energy (IMAGE)

...-contaminated data. INTRODUCTION To formally describe wavefield propagation between two observation points in terms of data measured at such locations...

2D isotropic and vertical transversely isotropic RTM using SEG Hess VTI Model

Richa Rastogi, Abhishek Srivastava, Monika Gawade, Nithu Mangalath, Laxmaiah Bathula, Bhushan Mahajan, Suhas Phadke

International Meeting for Applied Geoscience and Energy (IMAGE)

... ) must be stored. As compared with ISO RTM, the acoustic wave equation for VTI RTM requires an auxiliary wavefield during wave propagation. Hence, VTI...

A new way to enhance the resolution of surface seismic data

Qian Yu, Qing Zhou, Jiaguo Ma, Tao Yan, Lien Bian

International Meeting for Applied Geoscience and Energy (IMAGE)

... shows that this method can improve resolution of surface seismic profile. Additionally, continuity of event, characteristic of wave group and quality...

Beam Migration for Imaging of Complex Structures

Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki

Indonesian Petroleum Association

... migration is unique in the industry and involves a decomposition of the data into dip components using the Radon transform and a back-propagation of the dip...

Seismic HC Reservoir Prediction: A (Critical) Review on the Determination of Lithological Parameters from Seismic Data

Burkhard Buttkus

Geological Society of Malaysia (GSM)

... improving deep seismic data, the technique is being used to obtain a better understanding of wave propagation, attenuation and anisotropy. However...

Combined elastic FWI of accelerometer and DAS VSP data from a CO2 sequestration test site in Newell County, Alberta

Matthew Eaid, Scott Keating, Kristopher Innanen

International Meeting for Applied Geoscience and Energy (IMAGE)

... for an effective source field that addresses complex near surface wavefield propagation and incomplete source signature information. The second is a special data...

A "50 m-high tsunami" in Sabah? - a geological "reality check" on a mathematical prediction

Mazlan Madon

Geological Society of Malaysia (GSM)

... steps (Watts et al., 2003; Watts et al., 2005): (i) generation of initial tsunami wave by the submarine landslide and (ii) propagation of the tsunami...