GPR impedance inversion for imaging and characterization of buried archaeological remains: A case study at Mudu city cite in Suzhou, China
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Geophysics"
DOI: 10.1016/j.jappgeo.2017.12.002
Abstract: Abstract As a method with high resolution, GPR has been extensively used in archaeological surveys. However, conventional GPR profile can only provide limited geometry information, such as the shape or location of the interface, but… read more here.
Keywords: inversion; impedance inversion; city; imaging characterization ... See more keywords
Direct estimation of the fluid properties and brittleness via elastic impedance inversion for predicting sweet spots and the fracturing area in the unconventional reservoir
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2017.04.028
Abstract: Abstract Fluid identification and the level of brittleness estimated from seismic data play an extremely important role in unconventional reservoir characterization and development. Based on the theory of porous media and the AVO theory, a… read more here.
Keywords: estimation; unconventional reservoir; impedance inversion; elastic impedance ... See more keywords
Seismic Impedance Inversion Using Fully Convolutional Residual Network and Transfer Learning
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2019.2963106
Abstract: In this letter, we use a fully convolutional residual network (FCRN) for seismic impedance inversion. After training with appropriate data, the FCRN can effectively predict impedance with high accuracy, and have good robustness against noise… read more here.
Keywords: seismic impedance; fully convolutional; impedance; residual network ... See more keywords
Multitrace Impedance Inversion Based on Structure-Oriented Regularization
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3083489
Abstract: As an effective approach of reservoir prediction, poststack impedance inversion has been widely used in industry. However, like other inverse problems, poststack impedance inversion is a quintessential ill-conditioned problem. Conventional impedance inversion methods often use… read more here.
Keywords: inversion; impedance; method; impedance inversion ... See more keywords
Seismic Impedance Inversion Using Conditional Generative Adversarial Network
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3090108
Abstract: Deep-learning methods, such as convolutional neural networks (CNNs), have been successfully applied to seismic impedance inversion in recent years. Compared with traditional geophysical inversion, deep-learning inversion can give inversion results with higher resolution. In this… read more here.
Keywords: generative adversarial; conditional generative; inversion; impedance inversion ... See more keywords
Poststack Impedance Inversion With Geological Structure-Guided Total Variation Constraint
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3128614
Abstract: Impedance inversion is an effective method to estimate the properties of subsurface model from poststack seismic data. However, owing to the low quality of seismic data and other reasons, impedance inversion methods usually suffer from… read more here.
Keywords: total variation; inversion; impedance inversion; impedance ... See more keywords
Prestack Structurally Constrained Impedance Inversion
Sign Up to like & getrecommendations! Published in 2018 at "Geophysics"
DOI: 10.1190/geo2016-0703.1
Abstract: Classical prestack impedance inversion methods are based on performing a CDP by CDP inversion using Tikhonov type regularization, we refer to it as Lateral Unconstrained Inversion (1D-LUI). Prestack seismic data usually has low signal-noise-ration (S/N)… read more here.
Keywords: inversion; constrained impedance; impedance inversion; prestack structurally ... See more keywords
Poststack impedance inversion considering the diffractive component of the wavefield
Sign Up to like & getrecommendations! Published in 2020 at "Geophysics"
DOI: 10.1190/geo2018-0661.1
Abstract: Seismic diffraction waveform energy contains important information about small-scale subsurface elements, and it is complementary to specular reflection information about subsurface properties. Diffraction imaging has been used for fault, pinchout, and fracture detection. Very little… read more here.
Keywords: poststack impedance; inversion; impedance inversion; diffraction ... See more keywords
Deepwater reservoir prediction using broadband seismic-driven impedance inversion and seismic sedimentology in the South China Sea
Sign Up to like & getrecommendations! Published in 2018 at "Interpretation"
DOI: 10.1190/int-2018-0029.1
Abstract: In recent years, many important discoveries have been made in the marine deepwater hydrocarbon exploration in the South China Sea, which indicates the huge exploration potential of this area. However, the seismic prediction of deepwater… read more here.
Keywords: sedimentology; south china; inversion; impedance inversion ... See more keywords
Seismic-scale petrophysical interpretation and gas-volume estimation from simultaneous impedance inversion
Sign Up to like & getrecommendations! Published in 2017 at "Geophysics"
DOI: 10.1190/tle36110910.1
Abstract: Abstract Simultaneous impedance inversion was performed to obtain the seismic-scale P- and S-wave impedances as well as the bulk density volumes from seismic angle stacks at a siliciclastic turbidite offshore gas reservoir. To translate these… read more here.
Keywords: impedance inversion; gas volume; gas; simultaneous impedance ... See more keywords