Salt Delineation Using Vector Offset Output (VOO) of Full Azimuth Data

Yogesh Agnihotri, Qiaofeng Wu, Dekang Xu

GCAGS Transactions

... solutions, such as full waveform inversion (FWI), to establish subsurface acoustic velocities as well as wave-based migration algorithms with fewer...

Adjustments of Velocity Logs to Tie Geophone Surveys

Warren Hicks

Oklahoma City Geological Society

...Adjustments of Velocity Logs to Tie Geophone Surveys Warren Hicks 1961 135 138 Kokesh, F. P. and Blizard, R. B.: Geometric Factors in Sonic Logging...

ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD

Tony Johns, Carmen Vito and Raul Sarmiento

Geological Society of Trinidad & Tobago

... to be understood qualitatively. As a consequence, a new project has been initiated in 2006 to run full waveform prestack joint inversion on PP and PSv...

II. Information Content and Resolution Potential of Seismic Data.

Norman S. Neidell

AAPG Special Volumes

... the reflection seismic method resolve?; and How does seismic data relate to high frequency acoustic data acquired in boreholes? Addressing these questions...

Stretching the LWD Envelope for Geological Characterization of High-Temperature Deep Basement: A Case Study from Offshore China

Donghao Wu, Peichun Wang, Lei Xiong, Renfeng Zhang, Xin Zhou, Jiejing Gong, Chandramani Shrivastava, Lijun Zhao, Shuai Wang, Xiaoxun Chen

Unconventional Resources Technology Conference (URTEC)

.... Due to tight schedule, the logging speed was pushed to a max of 300 ft/hr, although the parameter designed to cover most intervals as full coverage...

Seismic imaging in shallow water: where are we at and where might we be going?

Henry A. Debens, Robert Eliott-Lockhart, Jennifer Moss

Australian Energy Producers Journal

... further development before any of them might potentially supersede conventional workflows. Keywords: Bonaparte Basin, full-waveform inversion, machine...

GeoConvention 2014; - Abstracts, #90224 (2015).

Search and Discovery.com

Reducing parameter coupling effect for subsoil density estimation using 3D seismic full-waveform inversion with horizontal-force source

Y. Kawasaki, S. Minato, R. Ghose

International Meeting for Applied Geoscience and Energy (IMAGE)

...Reducing parameter coupling effect for subsoil density estimation using 3D seismic full-waveform inversion with horizontal-force source Y. Kawasaki...

Geobody-oriented interpretable velocity fusion modeling in depth domain with seismic facies informed segmentation method

Meng Li, Qingcai Zeng, Hao Shou, Nan Qin, Chunming Wang, Tongsheng Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

... identifiable and labeled in blue in the full-layer geological pseudo-velocity model in Figure 5b. If the blue geobody filled with logging velocity is Figure 4...

Nonlinear LS-RTM based on the seismic scale separation and full-wavefield multiparameter FWI

ystein Korsmo, Yang Yang, Nizar Chemingui, Andrey Pankov, Antonio Castiello

International Meeting for Applied Geoscience and Energy (IMAGE)

.... In this paper, we will discuss the various properties and implementations of LSM and Full Waveform Inversion (FWI) and suggest a new nonlinear least...

Seismic Characterization of the Vaca Muerta Formation in the Central Region of the Neuquén Basin

Soledad R. Lagos, Karina B. Anis, Ariel P. Kautyian Ziyisyian

Unconventional Resources Technology Conference (URTEC)

... objective of the project is to assist the development team and to define the best spots during derisking. Multiple realizations of a stochastic acoustic...

VTI anisotropic stiffness tensor logging: A case study

Kristoffer Walker, Alexei Bolshakov, Gama Firdaus, Tim Fischer, Luca Duranti, Luisa Crousse, Mason Edwards

International Meeting for Applied Geoscience and Energy (IMAGE)

...VTI anisotropic stiffness tensor logging: A case study Kristoffer Walker, Alexei Bolshakov, Gama Firdaus, Tim Fischer, Luca Duranti, Luisa Crousse...

Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4

Norman S. Neidell, J. H. Beard, Ernest E. Cook

AAPG Special Volumes

...: Geophysics, v. 34, p. 859-881. Taner, M. T., et al, 1982, Paleo seismic and color acoustic impedance sections - applications of downward continuation...

Late Triassic Prospectivity Insights from Automated Pre-interpretation Surfaces, Carnarvon Basin

James K. Dirstein, Cliff C. Ford, Alistair J. Stanley

Southeast Asia Petroleum Exploration Society (SEAPEX)

... into waveforms. From there, a waveform will only join with another waveform population if there is sufficient spatial genetic compatibility...

SYNTHETIC SEISMOGRAMS

Search and Discovery.com

Application of wave-equation reflection traveltime inversion to the Liwan deep-water streamer data in the South China Sea

Yilin Wang, Liangguo Dong, Chao Huang, Jianming Zhang, Yuzhu Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... streamer seismic data acquisition, traditional full waveform inversion often fails to achieve accurate velocity estimation in these field data...

A sliding box automatic relocation method based on geometric-mean reverse-time migration

Tong Bai, Zhendong Zhang, Malcolm C. A. White, Hongrui Qiu, Paul Williamson, Nori Nakata

International Meeting for Applied Geoscience and Energy (IMAGE)

...) observations. We propose an automated “sliding box” procedure to improve source locations by leveraging dynamic (e.g., full waveform) information via...

Revealing the subsalt in Garden Banks with a sparsely-shot TPS OBN and FWI

Michael Merritt, Guido Baeten, Vishram Rambaran, Karen Godfrey, Kevin Bianchini, Tara Brothers, Frederic Chelminski, Alex Hao, Huawei Gao, Yingxue Su, Zhiyuan Wei

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Wang, 2021, Full-waveform inversion for full-wavefield imaging: Decades in the making: The Leading Edge, 40, 324–334, doi: https://doi.org...

Wave-equation based inversion for carbonate reservoir characterization in Kuwait

Rao Narhari, Ahmad Al-Sabari, Afrah Al-Ajmi, Justin Ugbo, Jeremy Harris, Gerard Soto, Panos Doulgeris

International Meeting for Applied Geoscience and Energy (IMAGE)

.../ segam2020-3427400.1. Virieux, J., and S. Operto, 2009, An overview of full-waveform inversion in exploration geophysics: Geophysics, 74, no. 6, WCC1–WCC26, doi...

Seismic Interpretation of Carbonate Depositional Environments

J. M. Fontaine , R. Cussey , J. Lacaze , R. Lanaud , L. Yapaudjian

AAPG Bulletin

... of velocity and attenuation), an acoustic full waveform logging tool developed and operated by Elf Aquitaine. EVA data are processed to give P...

3D Prestack Waveform Inversion - A Real Data Example from the Rock Springs Uplift, Wyoming, #70258 (2017).

Josiane Pafeng, Subhashis Mallick, Hema Sharma

Search and Discovery.com

...3D Prestack Waveform Inversion - A Real Data Example from the Rock Springs Uplift, Wyoming, #70258 (2017). Josiane Pafeng, Subhashis Mallick, Hema...

Application of SVM machine learning high-resolution fusion inversion in stratigraphic correlation

Lyu Huaxing, Zhang Weiwei, Chen Zhaoming, Zhang Zhenbo, Liu Junyi, Xu Hao

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the seismic-logging fusion high-resolution inversion can make full use of the seismic data. Taking acoustic impedance inversion as an example...

Chapter Six: Tuning Phenomena in Reservoirs

Alistair R. Brown

AAPG Special Volumes

... geometry as opposed to variations in the acoustic properties of the medium. Figure 6-1 shows a sedimentary pod. As the reflections from the top...

Geocentric Sectoring of LWD Azimuthal Log Data for Improved RDIP and RSTRIKE Analysis: Enhanced Reservoir Navigation and Petrophysical Characterization

James J. Willis, Lauren A. Martz

GCAGS Transactions

..., formation anisotropy due to fracturing (especially for azimuthal acoustic logging), etc...

Abstract: Hessian Matrix Estimation from a Sub-Sampled Set of Columns; #90255 (2017)

Juan Sebastián López Guerra, Ana Ramirez, Sergio Abreo

Search and Discovery.com

... Abstract In the context of seismic Full Waveform Inversion (FWI), the Hessian matrix is used to determine the model resolution. Having an exact computation...