Fourier coefficients variation with angle for fracture detection and fluid discrimination in tilted transversely isotropic media

Z Ma, X Yin, K Li, Y Tan - Surveys in Geophysics, 2022 - Springer
Fracture detection and fluid discrimination play significant roles in the field of geothermics,
hydrogeology, and exploration geophysics. However, it is still a challenging task how to …

Estimating two groups of fracture weaknesses using azimuthal differences in partially incidence-angle-stacked seismic amplitudes

H Chen, KA Innanen - Geophysics, 2023 - pubs.geoscienceworld.org
Geophysical and geologic data, eg, results obtained using rock cores, outcrops, and
borehole images, reveal the presence of multiple sets of fractures in rock. To analyze how …

[HTML][HTML] Fluid identification and effective fracture prediction based on frequency-dependent AVOAz inversion for fractured reservoirs

M Ajaz, F Ouyang, GH Wang, SL Liu, LX Wang… - Petroleum Science, 2021 - Elsevier
Fluid and effective fracture identification in reservoirs is a crucial part of reservoir prediction.
The frequency-dependent AVO inversion algorithms have proven to be effective for …

Seismic nonlinear frequency-dependent inversion for viscoelastic media based on a modified scattering coefficient approximation

T Lan, Z Zong, W Jia - Journal of Applied Geophysics, 2024 - Elsevier
Pre-stack seismic amplitude versus offset (AVO) inversion estimates reservoir properties by
relying on the variation of seismic data amplitude with offset, usually ignoring the role of …

[HTML][HTML] 地震岩石物理驱动的裂缝预测技术研究现状与进展 (Ⅰ)——裂缝储层岩石物理理论

印兴耀, 马**乾, 向伟, 宗兆云 - 石油物探, 2022 - html.rhhz.net
从裂缝储层等效各向异性岩石物理理论和五维地震数据裂缝预测技术两个方面对岩石物理驱动
的裂缝预测方法研究现状与进展进行了评述. 第一部分(Ⅰ) 主要介绍裂缝储层等效各向异性岩石 …

Seismic characterization of in situ stress in orthorhombic shale reservoirs using anisotropic extended elastic impedance inversion

L Li, Y Guo, G Zhang, X Pan, J Zhang, Y Lin - Geophysics, 2022 - library.seg.org
Seismic characterization of anisotropic in situ stress is of great importance in improving the
success of planning drilling and hydraulic fracturing treatment. Shales generally exhibit …

Quadratic reflectivity-based joint PP and PS inversion for VTI media using the stiffness matrix

Y Yang, X Yin, K Li - IEEE Transactions on Geoscience and …, 2024 - ieeexplore.ieee.org
Shale is a critical hydrocarbon reservoir generally considered a typical transverse isotropy
with a vertical axis of symmetry vertical transverse isotropic (VTI) media. Petrophysical …

Lithology discrimination based on direct inversion of Poisson impedance for deep tight-sandstone reservoirs

L Ji, Z Zong - Journal of Geophysics and Engineering, 2023 - academic.oup.com
Lithology discrimination plays an important role in characterizing deep-hydrocarbon
reservoirs, particularly for tight sandstones with special petrophysical properties. Stable …

Nonlinear amplitude variation with offset and azimuth inversion for horizontal transverse isotropic media based on the elastic stiffness matrix

Y Yang, X Yin, K Li - Geophysics, 2025 - library.seg.org
Transverse isotropy with a horizontal axis of symmetry (HTI) media is generally considered
as parallel vertical cracks embedded in an isotropic matrix or vertically dip** shale …

[HTML][HTML] 地震岩石物理驱动的裂缝预测技术研究现状与进展 (Ⅱ)——五维地震裂缝预测技术

印兴耀, 马**乾, 宗兆云, 商硕 - 石油物探, 2022 - html.rhhz.net
裂缝密度, 发育方位和充填物类型等裂缝参数的预测在很多工程领域起到非常重要的作用.
在油气勘探方面, 裂缝参数预测方法众多, 其中基于纵波属性随入射角和方位角变化(五维地震) …