Chapter 5: Seismic Trace Inversion

Tom Wittick

North Texas Geological Society

.... In our case the wavelet is zero phase. The reflection coefficient at a boundary between two rocks or any change in acoustic impedance is Figure 5-1...

Seismic Trace Inversion

Abilene Geological Society

... is zero phase. The reflection coefficient at a boundary between two rocks or any change in acoustic impedance is R = [V2*D2-V1*D1]/[V2*D2+V1*D1] Figure 1...

Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling

Abdul Haris, Befriko Murdianto, Adriansyah

Indonesian Petroleum Association

... approximations for P-wave reflection coefficient for isotropic media started with the work of Knott (1899) and Zoeppritz (1919), which described the relationship...

Seismic amplitude variation with angle response of hydrogen-saturated rock: Implications on subsurface monitoring

Chao Li, Shuvajit Bhattacharya

International Meeting for Applied Geoscience and Energy (IMAGE)

... approximation equations (Shuey, 1985), the reflection coefficient R pp (θ ) (0 < θ < 30◦ ) can be written as R pp (θ ) = R p + Rh sin2 θ , (20) (9) φ /φc...

A Critique of the Magnolia Field (Columbia County) Case History

E. E. Rosaire , James M. Forgotson

GCAGS Transactions

...) and raised the correlation coefficient (r) from 0.79 to 0.91. Figure 7 A shows the top of the Smackover reflection structure after the areal adjustment...

Simultaneous inversion of tight sandstone reservoir fluid and brittleness index based on frequency-dependent AVO

Tianjun Lan, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

.... In order to reduce the reservoir prediction error and improve the calculation efficiency, the PP-wave reflection coefficient equation characterized...

Experience in Plotting the Relief of the Base of the Platform Cover of the Middle Ob Area

V. K. Burakov, P. A. Besprozvannyy, V. S. Slavkin

Petroleum Geology: A Digest of Russian Literature

... Ob region with a high coefficient of correlation (0.95). The equation of regression (1) determined for 260 points has the form: (2) H A = - 0.98...

Abstract: Geophysical Modeling of Reservoirs in Offshore Niger Delta, by A. O. Idowu; #91012 (1992).

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ABSTRACT: Seismic Calibration of the Proposed DOE/JIP Drill Site in Atwater Valley 14 in the Gulf of Mexico: Initial Results in Expected Future Development, by Geresi, Erika, Ross Chapman, Tom McGee, J.R. Woolsey; #90026 (2004)

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An enhanced method for evaluating the static connectivity of reservoirs using pressure coefficient–depth plots

Geng Qian, Haifeng Yang, Dayong Guan, Jinghan Wang, Junpei Yue, and Meng Zhao

AAPG Bulletin

...An enhanced method for evaluating the static connectivity of reservoirs using pressure coefficient–depth plots Geng Qian, Haifeng Yang, Dayong Guan...

Abstract: Fracturing is Distinctly Revealed by Duplex Wave Migration; #90171 (2013)

Alexander Kostyukevych, I.U. Khromova, N. Marmalevskyi, and Y. Roganov

Search and Discovery.com

... in comparison with the adjacent undisturbed rocks. The impedance difference at the edge of the fracture zone affects the reflection coefficient value...

Seismic Expression of the Stratigraphic Succession: Chapter 12: Part I. Illinois Basin: Stratigraphy

Paul C. Heigold, Donald F. Oltz

AAPG Special Volumes

... with underlying interbedded clastics. The fourth interface may have an associated negativ reflection coefficient and, therefore, a phase inversion; nevertheless...

Seismic facies analysis method based on spectral clustering machine learning

Kaiheng Sang, Nanying Lan, Fanchang Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the common used methods to extract the reflection coefficient information from seismic data include deconvolution (Zhang et al.,2008; Sui and Ma, 2019...

AVO-preserving seismic data interpolation by orthogonal polynomial decomposition and mathematical morphological filtering

Yanxin Zhou, Yangang Mo, Junzhou Liu, Dajian Jiang

International Meeting for Applied Geoscience and Energy (IMAGE)

... and lithology identification. The SNR (Signal to Noise Ratio) of pre-stack seismic data and the spatial continuity of reflection events are particularly...

Seismic Reflection Imaging with Active Sources and Microseismic Events Recorded on Horizontal DAS Cables

David Langton, Dan Kahn, Brian Fuller

Unconventional Resources Technology Conference (URTEC)

.... The wavefront clearly travels along the cable. Near channel 742 it is clear that the S-wave was reflected from an interface with a large reflection coefficient...

ABSTRACT: Seismic Expression of Red Fork Channels in Major and Kay Counties, Oklahoma, by Cliff A. Hanoch; #91039 (2010)

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Abstract: AVO, Rock Properties and Pitfalls (Paper 23)

Deva P. Ghosh, Liau Min Hoe

Geological Society of Malaysia (GSM)

... AND LIAU MIN HOE PETRONAS Carigali Sdn. Bhd. In recent years Angle Dependent Reflection Coefficient or in short "AVO" has had considerable success...

Regional and Fine-Scale Strata Formation in a Major Accretionary Environment: Amazon Continental Shelf: ABSTRACT

Steven A. Kuehl, Charles A. Nittrouer, David J. Demaster

AAPG Bulletin

.... Seismic reflection records (3.5 kHz) reveal regions of topset, foreset, and bottomset stratigraphy. The formation of fine-scale (< 50 cm) strata...

Abstract: Seismic Inverstion Using Sonic and Density Log Guided Spectrally Enhanced Seismic Data, by H. N. Mukhopadhyay and R. Hebbare; #90942 (1997).

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Practical Use of Inverted Seismic Data: ABSTRACT

Gary Hamill

AAPG Bulletin

... on the reflection coefficient that corresponds to the target beds. The useful spectrum of the data must be as broad as possible to define the geologic...

Abstract: Residual Water-Bottom Multiple Attenuation in the Arabian Gulf, by Roy Burnstad and Mahmoud E. Hedefa; #90077 (2008)

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Abstract: Seismic Modeling of Viscoelastic Porous Media, by Sumana Basu and Vir Narayanan Singh; #90081 (2008)

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Abstract: Seismic Modeling of Poroelasticity Using Asymptotic Formula of Biot, by Yangjun Liu; #90087 (2009).

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Research and application of amplitude attenuation gradient hydrocarbon detection method without the influence of thickness

Yichuan Wang, Xijia Sun, Zhao Ye, Pan Yong

International Meeting for Applied Geoscience and Energy (IMAGE)

..., starting from seismic data and forward modeling, the quantitative relationship between reservoir fluid, structure, thickness and reflection amplitude...

Automatic low-order weak faults detection from carbonate reservoir based on deep learning and ant tracking

Han Wang, Xingwei Wu, Hanqing Wang, Jin Meng, Ji Chang, Tianrui Ye, Yujie Zhou, Dongwei Zhang, Yitian Xiao

International Meeting for Applied Geoscience and Energy (IMAGE)

... use reflection coefficient inversion to improve the resolution of seismic data, and then employ the ant tracking algorithm to obtain fault...