References Cited: Part 7. Geophysical Methods

AAPG Special Volumes

... of hydrocarbons: Proceedings of the IEEE, v. 77, n. 2, p. 287-317. Ostrander, W. J., 1984, Plane-wave reflection coefficients for gas sands...

The Geophysical Aspects of Abnormal Fluid Pressures

Edward B. Reynolds, John E. May, Alf Klaveness

Houston Geological Society

... of reflection geometry for a velocity analysis. 34 Figure 1c. Examples of velocity analyses from two offshore Louisiana areas. 35 Figure 2. Effect...

A New Approach Solving Lateral Wells Complexity, Integrating Borehole Acoustics Reflection Survey and Facies Derived Borehole Images for a Better Completion Strategy, Wolfcamp, West Texas, #42208 (2018).

E.V. Arteaga, C.C. Contreras, E. Haddad, G. Martinez, V.Vallega, O. Zened

Search and Discovery.com

...A New Approach Solving Lateral Wells Complexity, Integrating Borehole Acoustics Reflection Survey and Facies Derived Borehole Images for a Better...

Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey

Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove

AAPG Bulletin

...-tracing method (Fagin, 1991), which uses only rays that travel at a 90 angle to the reflecting surface (Figure 11A). Reflection coefficients...

Analyzing Dune Foreset Cyclicity In Outcrop With Photogrammetry

Derek A. Hayes, Eric R. Timmer, Jared L. Deutsch, Michael J. Ranger, Murray K. Gingras

Journal of Sedimentary Research (SEPM)

..., Alberta, Canada), with emphasis on the reflection of flow intensity in bottomset architecture, in Ashworth, P.J., Best, J.L., and Parsons, D.R., eds...

Fault Criteria

Francis F. Campbell

GCAGS Transactions

.... The middle trace is derived from the CVL log by analog computer and represents the reflection coefficients. The bottom trace is the synthetic seismic...

Elastic impedance parameterization and inversion for fracture quasi-weaknesses and quasi-Thomsen parameters in fractured reservoirs with monoclinic symmetry

Wei Xiang, Xingyao Yin, Kun Li, Zhengqian Ma

International Meeting for Applied Geoscience and Energy (IMAGE)

..., 2004, Born integral, stationary phase and linearized reflection coefficients in weak anisotropic media: Geophysical Journal International, 158, 225...

Seismic-attribute Analysis for Gas-hydrate and Free-gas Prospects on the North Slope of Alaska

M. W. Lee, T. S. Collett, T. L. Inks

AAPG Special Volumes

... that a seismic stack section represents a filtered version of normal-incidence reflection coefficients. P-wave reflection amplitudes depend on the impedance...

Investigation into the Fabric and Textural Controls over Effective Grain Stiffness for Accurate Biot Coefficient and Pore Compressibility Prediction

Laurent Louis, Gregory Boitnott, Erek Hutto, Gustavo Carpio, Michael Foster

Unconventional Resources Technology Conference (URTEC)

...) measurements. For FTIR, basic composition is inferred though a threecomponents regression using reference spectra obtained in reflection mode...

Stratigraphic Analysis of Seismic Data from the Garden Banks Block 235 Area, Offshore Gulf of Mexico

Edwin I. Linares, Abu K. M. Sarwar

GCAGS Transactions

... wedge of the actual time thickness. The wavelet shown at the top is convolved with the reflection coefficients of the time wedge to produce the apparent...

Challenges in Mapping Seismically Invisible Red Fork Channels, Anadarko Basin, Oklahoma

Rachel Barber, Kurt Marfurt

Oklahoma City Geological Society

... as the acoustic impedances of the layers and the boundary reflection coefficients (Tables 1 and 2). Table 1. P-wave velocity, S-wave velocity, bulk density...

Abstract: Rigorous Demonstration of Sub-Wavelength Multiple Scattering Suppression Using Advanced Seismic Data Processing Workflows; #91204 (2023)

Marcin Dukalski, Chris Reinicke, Rob Hegge

Search and Discovery.com

... problem, whereby the reflection data is used to calculate the inverse transmission response. The underlying linear inverse problem is underconstrained...

Time Lapse Feasibility Seismic Study of Gas Carbonates Reservoir in Tetra Field, Indonesia

Helmi Indrajaya, Boris Gurevich, Maxim Lebedev, Sigit Sukmono

Indonesian Petroleum Association

... substitution scenarios than P-wave and S-wave. Amplitude Versus Offset (AVO) The basic assumption about the relationship between reflection coefficients...

What do acoustic FWI derived amplitudes mean in terms of elastic properties?

Dhananjay Kumar, Ana Garcia-Ceballos, Joe Dierkhising, Abigail Maxwell, Akkel Paul

International Meeting for Applied Geoscience and Energy (IMAGE)

... models and well logs across various wells. Figure 10 presents correlation coefficients between FWI models and wells logs for the entire well at two...

Feasibility of the quantitative time-lapse seismic characterisation of a heterogeneous CO

Roman Isaenkov, Stanislav Glubokovskikh, Boris Gurevich

Petroleum Exploration Society of Australia (PESA)

... deconvolution then converts the seismic trace into reflection coefficients. Even this relatively simple inversion process highly depends on the regularisation...

Angle Gathers for Gaussian Beam Depth Migration, #41593 (2015).

Samuel Gray

Search and Discovery.com

... and the reflector (velocity analysis). Amplitudes are related to reflection coefficients at reflectors; these, in turn, are related to changes on rock properties...

Identification and Prediction of the High Heterogeneous Channel Sand in Southern Turgay Basin; #10515 (2013)

Yueying Hong, Hongmei Wang, Wenyuan Tian, and Aling Mo

Search and Discovery.com

... type of mud covering sand, whose top and bottom formations are mudstone, and top and bottom reflection coefficients are nearly equal, with opposite...

Laboratory Evaluation of a Real-Time Coaxial Cable Casing Imager for Wellbore Integrity Monitoring

Yurong Li, Runar Nygaard, Baokai Cheng, Wenge Zhu, Hai Xiao

Unconventional Resources Technology Conference (URTEC)

... Reflection (dB) Reflection (a.u.) 0.10 0.08 0.06 0.04 -20 -30 -40 0.02 -50 0.00 -60 6.0 9.0 12.0 15.0 18.0 0 21.0 1000 2000 3000 4000...

Subsurface Image Comparison between Active Seismic Data and Interferometry Seismic for a Mud Volcano Case in Wringin Anom, East Java

Triswan Madani Ade Surya, Nur Rochman Muhammad, Nathasya Abigail, Firman Syaifuddin

Indonesian Petroleum Association

... reflection response and time reversed before t=0. (Claerbout, 1968). The relationship between transmission response and reflection on horizontal...

Eikonal equation-based adjoint-state characteristic reflection traveltime tomography: Method and application in real dataset

Jianming Zhang, Liangguo Dong, Jianhua Wang, Yilin Wang, Chao Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and C. Huang, 2023b, Preconditioned transmission + reflection joint traveltime tomography with adjoint-state method for subsurface velocity model building...

Seismic Reef Expression in the North Sumatra Basin

K. Wirjodihardjo

Indonesian Petroleum Association

.... In these seismic models, the reflection coefficients convolved by a sinusoidal zero phase wavelet of (8-17-40-45) Hz are derived from the OBS-1 and A-13...

Interpretation of the Origin and Diagenesis of Pleistocene Chalk, Eniwetok Atoll, Marshall Islands

Patricia E. Videtich , Edward L. Tremba

Journal of Sedimentary Research (SEPM)

..., and corresponding coefficients for magnesium values are -.90, -.95, and -.98. DISCUSSION Environment of Deposition EXPOE geologists suggested...

Compensating for Seismic Absorption for Orthogonal Shooting Field Data: A Case Study on NW Tunu Area, Indonesia

Doddy Iqbal Biramandita, Vishal Kumar, Wayne Zanussi, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam, Didiek Bhudy Prabowo

Indonesian Petroleum Association

... to low impedance layers with reflection coefficients increasing as the angle of incidence and reflection increase. Gas sand is bright from a low...

A statistical method-based approach for frequency-varying residual phase detection and correction

Longxiang Han, Rongwei Xu, Chengliang Wu, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... coefficients and thin interbeds, as the resulting reflection co-phase event do not necessarily correspond to the true positions of the layers...

Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

... seismic data. Frequency content of the raw data is shown in the strip filter analysis in Figure 1. Strong high frequency reflection amplitudes are confined...