Abstract: Fracture Detection and Imaging Using Three-Component Borehole Seismic Data; #91204 (2023)

Ali Aldawood, Ali Alzayer, Ahmed Alawami, Abdulmohsen Alali

Search and Discovery.com

... emanating from the point source and propagating with the shear-wave velocity are recorded by the adjacent downhole geophones. We applied an elastic finite...

Meeting Seismic Data Quality Expectations: New Dimensions in Seismic Survey Design

Search and Discovery.com

A Practical Review of Migration Issues and Solutions; #40723 (2011)

Ian F. Jones

Search and Discovery.com

... a time migration. Conversely, finite difference (FD) and other wavefield extrapolation schemes do inherently deal with amplitude behaviour, although...

3D Acoustic and Elastic Wave Modeling on a High Performance Computing System, #40899 (2012)

Suhas Phadke, M. Ramanjulu

Search and Discovery.com

... equations is obtained by using finite difference methods. For this purpose the model is discretized into a number of grid points and the wavefield...

Understanding the Root Cause of Poor Seismic Data Through Modelling, #41912 (2016).

Anastasia Poole, Peter V. Baaren

Search and Discovery.com

... makes finite- difference simulation modelling significantly more compute intensive. Through developments in modelling and inversion technology...

Abstract: Investigation of Seismic Imaging Capabilities for Small, Shallow Carbonate-Hosted Massive Sulphide Deposits; #90187 (2014)

Laura Quigley and Bernd Milkereit

Search and Discovery.com

... of 5000m/s and a stretch mute of 90%). 8. Common Midpoint Stack 9. Apply gain for amplitude scaling 10. Finite difference migration using 90% stacking...

What Causes those Annoying Stair-Step Artifacts on Coherence Volumes?; #42036 (2017)

Tengfei Lin, Kurt J. Marfurt

Search and Discovery.com

... by most interpreters, we generate a suite of synthetic shot gathers using a finite difference algorithm, prestack migrate the results to obtain images...

ABSTRACT: Efficiency of high-frequency seismic survey on the Black Sea shelf in the processing of seismic data; #90109 (2010)

Iuliia Miasoiedova

Search and Discovery.com

... was used. The post stack 2D time finite-difference migration was applied to time sections in Omega-X domain on the final stage of processing. AAPG...

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

... in the form of a medium with a certain seismic response (Hudson and Knopoff, 1989). The method is used to replace finite-difference grids intersected...

TTI Wave Equation Migration by Phase-Shift Plus Interpolation

Richard A. Bale

Search and Discovery.com

... proposed to address this issue, including: phase-shift plus interpolation (PSPI), split-step and Fourier finite difference. Generally, all...

TTI Wave Equation Migration by Phase-Shift Plus Interpolation

Richard A. Bale

Search and Discovery.com

... proposed to address this issue, including: phase-shift plus interpolation (PSPI), split-step and Fourier finite difference. Generally, all...

Application of VTI PSDM for imaging carbonate structures

Seyed Yaser Moussavi Alashloo, Deva Ghosh, Yasir Bashir, Amir Babasafari

Geological Society of Malaysia (GSM)

... transverse isotropy (VTI) wave equation. A fast marching finite difference approach is used as our eikonal solver since it is fast and stable...

Abstract: A Comparative Study of Different Time Integration Schemes Applied to Finite Difference Elastic Wave Simulations; #90255 (2017)

Otilio Rojas, Josep De La Puente, Jose Cela, Santiago Fernández

Search and Discovery.com

...Abstract: A Comparative Study of Different Time Integration Schemes Applied to Finite Difference Elastic Wave Simulations; #90255 (2017) Otilio Rojas...

The Wave Equation Applied to Migration

D. Loewenthal, L. Lu, R. Roberson, J. Sherwood

Southeast Asia Petroleum Exploration Society (SEAPEX)

... the finite difference approximation to the wave equation propagates the wave disturbance at too slow a velocity, resulting in under-migration of the data...

A Numerical Simulation of Microseismic Depletion Delineation for Duverney Oilfield in Canada Using a Fast Approach for a Fully Coupled 3D Quasistatic Poroelastic Modeling

Andrey H. Shabelansky, Kurt T. Nihei, Gian Fradelizio, Sinead Tracey, Dimitri Bevc

Unconventional Resources Technology Conference (URTEC)

... present 3D microseismic depletion delineation (MDD) numerical experiments for stimulated rock volume (SRV) estimation using a novel finite difference method...

Foredeep: Three Seismic Profiles Through The Po Plain

M. Pieri

AAPG Special Volumes

... consistent Migration: FINITE DIFFERENCE Source of Velocities for Processing: Seismic velocity analyses and constant velocity stack Figure 2...

What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

... horizontal and vertical – are often not strictly valid, particularly in f-k migration; and in the finite difference method two series expansions are truncated...

Image - Rays and the Treatment of Inhomogeneity in Migration

L. Hatton

Southeast Asia Petroleum Exploration Society (SEAPEX)

... Research Project. The basic methods introduced by Claerbout (1976) involve finite-difference solutions to a modified form of the scalar wave equation...

Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

... of the curves, one curve for each sample point in the output migrated section. Finite difference migration numerically integrates the wave equation...

Consideration to Data Driven Solutions for the Acquisition of New Marine 3D Seismic Data

Julie Willmore, Brad Torry, Henrik Roende, Chris Egger, Adriana Thames

GCAGS Transactions

... study was conducted using 3D ray based modelling (NORSAR™) with unrestricted offsets and azimuths and 2D finite difference modelling of various cable...

Abstract: Understanding the Regional Hydrodynamics in the Normal and Sub-hydrostatic Regimes of the Canadian Rockies Foreland Basin, Alberta; #90172 (2014)

Abhijit Mukherjee, Steven Lyster, Sheila Stewart, Benjamin J. Rostron

Search and Discovery.com

... mapped and discretized in a 3-D finite difference grid cumulatively using >106 data points (Figure 1a, b). Data for groundwater head (n = 70600...

2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia

M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias

Indonesian Petroleum Association

... proprietary 3-D prestack depth migration application (KZMIG). KZMIG uses a dynamic ray tracing method rather than the Vidale finite-difference method to compute...

Abstracts: Microseismic Event Models from Finite-differencing with Corrections; #90173 (2015)

Peter M. Manning

Search and Discovery.com

... Peter M Manning* CREWES project, University of Calgary [email protected] Summary Finite-difference elastic modeling is suggested as a means...

History of Hydrocarbon Generation in the Tembungo Field, Offshore Northwest Sabah

Mohammad Jamaal Hoesni, Mohd Nasir Che Mood

Geological Society of Malaysia (GSM)

... generation and migration has been studied using a two-dimensional finite difference basin modelling approach. Backstripping exercises suggest that high...

Abstracts: Getting Better Shear-wave Data over Heavy Oil: Rational for Buried Acquisition; #90173 (2015)

Rob Kendall and Richard A. Bale

Search and Discovery.com

... and PS images from the Marmousi-2 dataset, which is an elastic finite difference modelled dataset with no absorption. As seen in Figure 1...