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Showing 583 Results. Searched 195,372 documents.
Imaging in Complex Environments Common Reflection Angle Migration
Graham A. Winbow
Indonesian Petroleum Association
... the target. This creates problems for single path Kirchhoff migration which uses an approximation based on the most significant rays (for example largest...
2007
Will Lebanon be the Next Oil Province?
Øystein Lie, Jörn Fürstenau, John Comstock, Petroleum Geo-Services
GEO ExPro Magazine
... and Kirchhoff migrations were run with the final velocity model producing complementary A comparison of Kirchhoff PSDM (left) and Kirchhoff PSTM (right...
2013
Joint Downhole and Surface Microseismic Processing Using 3C Template Relative Migration
T. Bardainne, L. Delmas, N. Belayouni, D. Katz, P.-F. Roux
Unconventional Resources Technology Conference (URTEC)
... technique is, in essence, a Kirchhoff migration (oftentimes called beam steering, source imaging, seismic emission tomography, etc.; see e.g. Maxwell...
2016
Unconventional Reservoir Characterization Using Azimuthal Seismic Diffraction Imaging
Dmitrii Merzlikin, Sergey Fomel, Xinming Wu, Mason Phillips
Unconventional Resources Technology Conference (URTEC)
...., 2007; Reshef and Landa, 2009; Klokov and Fomel, 2012); and 3) modification of Kirchhoff migration kernel to eliminate specular energy coming from...
2017
Aplicación de la Migración por Haces Gaussianos 2D en Imágenes de Cinturones Plegados [PAPER IN SPANISH] Implementation of Gaussian Beam Migration from 2D images of the Folded Belt
César Agón, Flor Vivas, William Agudelo
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... cosas, del proceso de migración implementado, entre los cuales el más usado es la migración Kirchhoff. En regiones complejas como el piedemonte...
2009
Latest imaging advancements in Suriname shallow waters
Jing Yang, Zhihua Sun, Zhihua Su, Bei Hu, Nicolas Chazalnoel
International Meeting for Applied Geoscience and Energy (IMAGE)
... Kirchhoff suffers from the lack of near-angle information in the NATS data. Here, highfrequency FWI Imaging demonstrated potential to be a good process...
2023
Adventures in Pre-Stack Depth Migration; #110121 (2010)
James Allen
Search and Discovery.com
... the best pre-stack time imaging available is suggested. 3. The choice of PSDM method, Kirchhoff or Wave-Equation, can be a factor. 1provide guidelines...
2010
Thoughts and Observation on Interpreting Depth-Imaged Data in the Jurassic Norphlet Play, Deepwater Eastern Gulf of Mexico, #41342 (2014)
Donald A. Herron
Search and Discovery.com
... Vertical exaggeration ~ 2 3D Kirchhoff Pre-stack Depth Migration (PSDM) + Depth (km) 5 10 Image courtesy of PGS/TGS Vertical exaggeration ~ 2 3D...
2014
A New Method of Neostress Determination From Passive Seismic Data
Alfred Lacazette, Alan Morris
Unconventional Resources Technology Conference (URTEC)
.... Typical edge lengths are 25 ft. or 10 m. One-way travel times from every voxel to every receiver are computed using ray-tracing (Kirchhoff migration). 5...
2015
Abstract: A Joint LSPSM/Inversion Algorithm for High Resolution Time Lapse Imaging; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
... to the production or injection of fluids. A joint least squares Kirchhoff prestack migration (LSPSM) of both baseline and monitor data is introduced which attenuates...
2014
Wave Equation Prestack Depth Migration for Deep Gulf Coast Prospecting, Morgan Brown, Joe Higginbotham, and Cosmin Macesanu, #90093 (2009)
Search and Discovery.com
2009
2010
ABSTRACT: Enhanced Structural Imaging Using TTI Reverse Time Migration - A Case Study over the Dhok Sultan Block, by Firasat Shah, Syed; Sajjad, Musharraf; Zubay, Erick
Search and Discovery.com
N/A
ABSTRACT: Time vs Depth Imaging: Improving Seismic-well Correlation and AVO Modeling for a Heterogeneous Shallow Marine Reservoir: Example from Krishna-Godavari Basin; #90118 (2011)
Tandra Roy, Pavel Vasilyev, Dhananjay Tiwari, Bijay K. Behera, and D. Srinivas
Search and Discovery.com
... needed to be better suited for seismic inversion studies. Kirchhoff Pre-stack Time Migration CMP gathers clearly exhibited the presence of complex...
2011
Abstract: 4D Seismic Coprocessing Best Practices, Case Studies Offshore, Abu Dhabi, UAE; #91204 (2023)
Mohamed Mahgoub, Guillaume Cambois, Olivier Kirstetter, Khalid Obaid
Search and Discovery.com
... the two surveys. For both studies we ultimately compared a conventional Kirchhoff pre-stack depth migration (KPSDM) with image-based least-squares...
2023
Geomechanical Modeling of Fracture-Induced Vertical Strain Measured by Distributed Fiber Optic Strain Sensing
Aishwarya Srinivasan, Yongzan Liu, Kan Wu, Ge Jin, George Moridis
Unconventional Resources Technology Conference (URTEC)
... discontinuity method proposed by Wu and Olson (2015). Fluid flow in the fractures is described using the lubrication theory (Mack et al., 1992). Kirchhoff’s first...
2022
Hybrid Domain Parallel Algorithm for 3D Kirchhoff Prestack Depth Migration; #10928 (2017)
Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun Cui, Chengxiang Wang
Search and Discovery.com
...Hybrid Domain Parallel Algorithm for 3D Kirchhoff Prestack Depth Migration; #10928 (2017) Changhai Zhao, Jianlei Zhang, Guoan Luo, Quanshun Cui...
2017
ABSTRACT: Reverse Time Migration Using CRS Shot Gathers
Alfredo Caballero, Rodolfo Ballesteros, Eliakim Schuenemann, Ekkehard Tessmer, Humberto Salazar
GCAGS Transactions
... coverage, and with a strong noise suppression. These CRS gathers considerably improved the depth image in Kirchhoff prestack depth migration (PreSDM...
2011
Potential of FWI imaging for shallow turbidite shadow zone: A case study
Swarup Sarkar, James Sheng, Faqi Liu, Daniel Davies, Roy Ha
International Meeting for Applied Geoscience and Energy (IMAGE)
... 60Hz Kirchhoff PSDM (Figure 3). The corresponding FWI imaging much better delineates the complex geobody itself and the structures in the shadow zone...
2023
Seismic Foldout: Revealing a Promising New Play Concept in the Salar Basin, Offshore Canada
Yermek Balabekov, Susana Tierrablanca, Sriram Arasanipalai, Nizar Chemingui, PGS
GEO ExPro Magazine
...! Stay close to NAPE Summit and entertainment in downtown Houston. Register now to save $100 on Figure 2: Comparison of relative Vp/Vs from Kirchhoff...
2023
Seismic Foldout: FWI Imaging Under Complex Geological Anomalies
Adriana Citlali Ramirez, Simon Baldock, Stuart Fairhead, TGS
GEO ExPro Magazine
... data used here. a Map of Offshore Liberia with project location in orange a b c d b Figure 1: ) Original Kirchhoff PSDM line (no deghosting...
2023
Abstract: Challenges for Seismic Imaging Using Explicit Wavefield Extrapolation, by Saleh Alsaleh; #90077 (2008)
Search and Discovery.com
2008
ABSTRACT: Fast Beam Migration - An Interactive Depth Imaging Tool, by Tsingas, Constantine; Musat, Iulian; Tanushev, Nick; Popovici, Mihai; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: Seismic Technology Evolution to Support Prospect Evaluation, Exploration Well, and Geological Appraisal, by Brewton, James; Quist, Yan; #90155 (2012)
Search and Discovery.com
2012
-- no title --
user
Search and Discovery.com
..., amplitude preserving 3D depth migration is usually performed using a Kirchhoff scheme for modest structural problems with steep dips. For structures...
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