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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...