Seismic coherence for discontinuity interpretation

F Li, B Lyu, J Qi, S Verma, B Zhang - Surveys in Geophysics, 2021 - Springer
Seismic coherence is of the essence for seismic interpretation as it highlights seismic
discontinuity features caused by the deposition process, reservoir boundaries, tectonic …

Image processing of seismic attributes for automatic fault extraction

J Qi, B Lyu, A AlAli, G Machado, Y Hu, K Marfurt - Geophysics, 2019 - library.seg.org
Along with horizon picking, fault identification and interpretation is one of the key
components for successful seismic data interpretation. Significant effort has been invested in …

A workflow to skeletonize faults and stratigraphic features

J Qi, G Machado, K Marfurt - Geophysics, 2017 - library.seg.org
Improving the accuracy and completeness of subtle discontinuities in noisy seismic data is
useful for mapping faults, fractures, unconformities, and stratigraphic edges. We have …

Multispectral coherence: Which decomposition should we use?

B Lyu, J Qi, F Li, Y Hu, T Zhao, S Verma… - …, 2020 - pubs.geoscienceworld.org
Seismic coherence is commonly used to delineate structural and stratigraphic
discontinuities. We generally use full-bandwidth seismic data to calculate coherence …

3D seismic fault detection using the Gaussian process regression, a study on synthetic and real 3D seismic data

M Noori, H Hassani, A Javaherian… - Journal of Petroleum …, 2020 - Elsevier
Faults are natural tectonic events as planar features along which rock units are moved. The
patterns of these planes on seismic sections include linear or curvilinear features that are …

Highlighting discontinuities with variational mode decomposition based coherence

B Lyu, F Li, J Qi, T Zhao, KJ Marfurt - SEG International Exposition and …, 2018 - onepetro.org
The coherence attribute is a powerful tool to delineate structural boundaries and
discontinuity features, such as faults, channels, and karst collapse. Multispectral coherence …

Seismic fault enhancement using spectral decomposition assisted attributes

B Lyu, J Qi, G Machado, F Li… - SEG Technical Program …, 2019 - library.seg.org
Seismic attributes provide an efficient tool for fault identification and delineation in seismic
data. Coherence followed by smoothing, sharpening, and skeletonization have significantly …

Multiscale fracture prediction technique via deep learning, seismic gradient disorder, and aberrance: Applied to tight sandstone reservoirs in the Hutubi block …

Z Cheng, L Bian, H Chen, X Wang, D Ye, L He - Interpretation, 2022 - library.seg.org
Fracture prediction is an important and active area of research for oil and gas exploration in
fractured unconventional reservoirs. Traditional seismic fracture prediction techniques come …

Improving fault delineation using maximum entropy multispectral coherence

B Lyu, J Qi, S Sinha, J Li, KJ Marfurt - Interpretation, 2020 - library.seg.org
Abstract Knowledge of fault geometry plays an important role in reservoir modeling and
characterization. Seismic attributes, such as volumetric dip, coherence, and curvature …

Seismic attribute illumination of a synthetic transfer zone

P Bhatnagar, C Bennett, R Khoudaiberdiev… - SEG Technical …, 2017 - library.seg.org
Transfer zones—a feature where deformational strain is transferred from one fault system to
another—play an important role in controlling fluid migration in the subsurface. More …