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The AAPG/Datapages Combined Publications Database
Showing 71 Results. Searched 195,452 documents.
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What is Horizontal Resolution?
L. R. Denham, R. E. Sheriff
Indonesian Petroleum Association
..., but a static correction of necessity assumes a vertical direction of propagation; and only wavefronts traveling at any angle convey information...
1981
Physical Basis of Reflection Seismology
Bruce S. Hart
Special Publications of SEPM
...) . At the left, an initial acoustic pulse is generated . The energy expands out as circular wavefronts (in an isotropic ediu ) like ripples in a pond, although...
2000
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
... the nuances in anisotropy kinematics, the association details for wavefronts and “socalled rays” progression velocities with their analytical front...
Unknown
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
... the nuances in anisotropy kinematics, the association details for wavefronts and “socalled rays” progression velocities with their analytical front...
Unknown
Abstract: A Low Rank Based Seismic Data Interpolation Via Frequency-Patches Transform and Low Rank Space Projection; #90224 (2015)
Zhengsheng Yao, Mike Galbraith, and Randy Kolesar
Search and Discovery.com
... data, seismic events are sparse, i.e. energy is mostly concentrated at wavefronts that reflect from sub-surface reflectors, which means that if we...
2015
Wave-Front Diagrams in Seismic Interpretation
H. R. Thornburgh
AAPG Bulletin
.... 4) on the first underlayer line which will be on one of the wavefronts. (In the figure, the point A happens to coincide with the surface-first...
1930
Application of finite difference eikonal solver for traveltime computation in forward modeling and migration
Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff
Geological Society of Malaysia (GSM)
... zones have been covered by the wavefronts. Table 1: Parameters applied on the seismic acquisition simulation in Tesseral Pro software. Acquisition scheme...
2021
Permafrost Studies in the Norman Wells Region, Northwest Territories
P. J. Kurfurst, R. M. Isaacs, J. A. Hunter, W. J. Scott
CSPG Special Publications
... spacing of the wavefronts under the roadbed, resulting from lower seismic velocities, indicates that permafrost is absent. The north half of the plot...
1973
Time-Lapse Seismic Monitoring of Individual Hydraulic Frac Stages Using a Downhole Distributed Acoustic Sensing Array
Gary Binder, Aleksei Titov, Diana Tamayo, James Simmons, Ali Tura, Grant Byerley, David Monk
Unconventional Resources Technology Conference (URTEC)
... velocity model is shown in green derived from a sonic log. Eikonal-based wavefronts are shown illustrating incident angles along the well from both sources...
2019
Assessing Single and Multiwell Fiber Optic Data for Microseismic Monitoring: An example from HFTS2
J. Andres Chavarria, Gustavo Ugueto, Yassine Oukaci, Lisa Laflame
Unconventional Resources Technology Conference (URTEC)
.... Analysis of the various fiber configurations revealed clear wavefronts in both horizontal and vertical portions of the B3H and B4H wells (Fig. 2). Arrivals...
2022
An Explanation of the Logarithmic Spiral Plan Shape of Headland-Bay Beaches
Paul H. Leblond
Journal of Sedimentary Research (SEPM)
... the bathymetry in terms of a depth function which var es with distance and direction from the headland and vanishes at the beach. The wave field is assumed...
1979
Outlining Shale Masses By Geophysical Methods
A. W. Musgrave , W. G. Hicks
AAPG Special Volumes
... in the same manner, and the wavefronts were plotted on the distance-versus-depth plot. The difference between the two plots indicates that a large shale...
1968
II. Migration to Remedy Geometric Distortions
Robert E. Sheriff
AAPG Special Volumes
... of the reflections at the different locations and regarded the common tangent to those arcs as the reflecting interface. The idea of striking wavefronts...
1981
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
...) Where s is the arc length of wavefronts and v(x) is velocity at point x. Equation 2 works based on Snell’s law at grid boundaries and the Fermat...
2022
Characterizing the Seismic Response of Naturally Fractured Basement Reservoir in Sumatra Area: Towards an Efficient Seismic Exploration Strategy
Pongga Wardaya, Vida Irine Rossa, Erlangga Septama, Richie Rahmat Pratama, Rusalida Raguwanti
Indonesian Petroleum Association
... the fractures, we can observe low frequency guided wave trapped within the fracture as result of complex interference between wavefronts that have...
2021
Chapter One: Introduction to AAPG Memoir 42/SEG Investigations in Geophysics, No. 9, 7th Ed.
Alistair R. Brown
AAPG Special Volumes
... patterns from points and edges. Seismic wavefronts travel in three dimensions and thus it is obvious that all the above are, in general, three...
2011
Multiscale Seismic Models of Complex Fracture Networks
Richard L. Gibson Jr., Yalchin Efendiev, Judith Chester, Yongchae Cho, Edith Sotelo
Unconventional Resources Technology Conference (URTEC)
... direction. This is why wavefronts in simulation results in Figure 3 are elliptical and elongated in the direction parallel to fractures, despite...
2017
G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset
Norman S. Neidell
AAPG Special Volumes
... not enough energy in the system to accomplish this. Hence, by bending raypaths (refracting) and wit different modes of motion (shear and compression...
1987
Velocity Anomalies and Out-of-Plane Reflections in Barnicarndy 1, Canning Basin
Y. Zhan
Australian Petroleum Production & Exploration Association (APPEA) Journal
... at a specific source did not propagate in one direction but expanded in a series of spherical wavefronts, reflecting from all different directions...
2021
Relation of Subsalt Structures to Suprasalt Structures During Extension
D. D. Schultz-Ela, M. P. A. Jackson
AAPG Bulletin
... structures because of their (1) steep contacts and high seismic velocity contrasts, which severely refract seismic wavefronts, (2) highly variable...
1996
III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... de interpolación simultánea de 4 dimensiones espaciales, utilizado en este caso, es adecuado. Se comprueba además, que esta técnica maneja...
2008
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