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Showing 701 Results. Searched 200,685 documents.
All that wobbles isnt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... the pre-migration phase of the seismic processing the data was sorted to “snail” gathers for QC. These are common mid-point gathers where the traces...
2019
Deep-learning application of salt geometry detection in deep water Brazil
Ruichao Ye, Anatoly Baumstein, Kirk A. Wagenvelt, Erik R. Neumann
International Meeting for Applied Geoscience and Energy (IMAGE)
... structure The training data are based on final-processed full angle proposed above. First of all, the five outputs yield stack Kirchhoff migration images...
2022
MAZ Processing for Basement Fracture: A Case Study on 3D Conventional Land Seismic Dataset
Ahmad Zazeli Fuadi, Yatty Surtiati
Indonesian Petroleum Association
... the data into 4 sector azimuths and process each sector azimuth through the Kirchhoff PSTM until final velocity picking. The main issue in standard 3D...
2016
Illuminating Asset Value at Mad Dog through New Seismic Technology
Michael J. Staines, Scott Michell, Dean Chergotis, and John Sharp
GCAGS Transactions
... were a pre-stack depth migration using a Kirchhoff migration algorithm and standard radon to attack the multiples. The data were sufficient...
2008
Prediction and removal of internal multiples using an improved CFP approach
Zhiheng Jiang, Yongqiang Yao, Pengzhi Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... travel time, separates the single-step migration of Kirchhoff integral into pre-stacked seismic migration using a two-step focusing method, which...
2022
Single-sensor towed streamer acquisition: a case study from the Gulf of Mexico
P. Munoz, J. Uribe, N. Moldoveanu
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Migration velocity analysis Prestack time Kirchhoff migration CMP sorting and output Post-migration residual velocity analysis Final stack The first 5...
2003
High Performance Computation by Graphics Processor Unit Technology for Geophysical Seismic Signal Processing, #40727 (2011)
Sunjay Sunjay
Search and Discovery.com
...: Geophysics, v. 74, WA143. Yu, Z., G.A. McMechan, P.D. Anno, and J.F. Ferguson, 2004, Wavelet-transform-based prestack multiscale Kirchhoff migration...
2011
Modeling-based amplitude recovery (MBAR)
Yonghe Sun, Zhemin Tan, Jeff Nealon, James Davenport, Mark Fan, Yuli Zhang, Brian Church
International Meeting for Applied Geoscience and Energy (IMAGE)
... data with synthetic data by matching the waveforms. For other imaging algorithms such as Kirchhoff migration (KMIG) and reverse-time migration (RTM...
2022
Seismic Snapshot - Second Quarter 2024
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... Calao discovery and These cutting-edge tools, including time-lag FWI, Q-FWI, Q-Kirchhoff and advanced deghosting and demultiple techniques, aim...
2024
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
Successful Depth Imaging at Banyu Urip Field
Yuki Y. Agulia, Michael Gurch, Sony Mohammad, Bastian Hutahayan
Indonesian Petroleum Association
... tomography. Finally Controlled Beam Migration (CBM) was selected to optimally focus the energy beneath the top carbonate where Kirchhoff A key factor...
2018
NMO Application in VTI Media: Effective and Intrinsic Eta (Geophysics Paper 6)
Joel Starr, Maz Farouki
Geological Society of Malaysia (GSM)
.... Geophysics, 62, 1839-1854. Sun, C., Martinez, R., 2002, Amplitude preserving 3D pre-stack Kirchhoff time migration for V(z) and VTI media. Society...
2008
CRS-Stack and NIP-Wave Tomography Implemented to the SH-Wave Reflection Seismic Data for Shallow Hydrocarbon Prospecting (Paper P30)
M. R. Sule, A. A. Valencia, A. Hendriyana, U. Polom, C. M. Krawczyk
Geological Society of Malaysia (GSM)
.... Minimum-aperture Kirchhoff migration with CRS stack attributes. Logos Verlag Berlin. Kienast, T., Spinner M., Mann, J., 2007. CRS-based minimumaperture...
2012
Reducing seismic quantitative interpretation uncertainty in complex geological environments: A case study from offshore Australia
Andrea Paxton, Lianping Zhang, Abdul Kholiq, Lee Davey, Richard Bisley, Dominic Fell, Leo Leon, James Shadlow
International Meeting for Applied Geoscience and Energy (IMAGE)
... elimination, fullwaveform inversion (FWI) and multi-azimuth Q-Kirchhoff depth migration with amplitude versus offset (AVO) quality assurance analysis throughout...
2022
Neotectonics of the Southern Sumatran Forearc
M. Ma'ruf Mukti, Satish C. Singh, R. Moeremans, N.D. Hananto, H. Permana, I. Deighton
Indonesian Petroleum Association
... passes of a radon multiple removal technique. The data were processed using a pre-stack Kirchhoff depth migration technique. Independently, TGS had...
2012
Can Sparse OBN Equal Savings and Data Quality?
Yannick Cobo, Rodrigo Felicio, Carlos Calderon, Paul Farmer, ION
GEO ExPro Magazine
... scenarios. We compare the migrated stacks obtained from prestackdepth migration of a legacy streamer dataset from the same area for the final model...
2021
Nonlinear LS-RTM based on the seismic scale separation and full-wavefield multiparameter FWI
ystein Korsmo, Yang Yang, Nizar Chemingui, Andrey Pankov, Antonio Castiello
International Meeting for Applied Geoscience and Energy (IMAGE)
... Chemingui, Andrey Pankov and Antonio Castiello, PGS Summary Least-squares migration (LSM) images the subsurface through an inversion process and seeks...
2022
Defining a Steeply-Dipping Salt Flank in Mississippi with a New High-Certainty 3D Method
Nicholas Brooks, Pat Donais, Werner Heigl, Jakob Haldorsen, Fred Li
GCAGS Transactions
... of changes in acoustic impedance, the seismic image. This is a Kirchhoff style of migration sum in the form of a correlation between the source wave...
2015
The Santos Basin, Brazil: Unlocking the Pre-Salt Potential
Jaswinder Mann, CGG
GEO ExPro Magazine
... have been imaged using Kirchhoff Pre-Stack Depth Migration (PSDM), with the main difference being that Phase VI-A is conventional seismic data...
2013
Refining Exploration Opportunities in Mexico: Evaluation of Offshore Campeche Salt Basin with Progressive Data Resolution
Brian W. Horn, Andrew Hartwig, Jeff Faw, Ika Novianti, Antara Goswami, Adrian Mcgrail, ION
GEO ExPro Magazine
.... In significant imaging uplift. Broadband preprocessing coupled areas where salt geometries are with high resolution steep dip RTM and Kirchhoff imaging more...
2017
Super Producers: Revealing North Sea Injectites
Noémie Pernin, Laurent Feuilleaubois, Tim Bird, Cyrille Reiser
GEO ExPro Magazine
... building and Kirchhoff depth migration including compensation for earth absorption, together with the implementation of the PGS complete wavefield...
2018
Seismic Foldout: Accurate Reservoir Attributes Delivered with GeoStreamer X in the South Viking Graben, Norway
Cyrille Reiser, Roberto Ruiz, Eric Mueller, Julien Oukili, PGS
GEO ExPro Magazine
... prior to Kirchhoff Pre-Stack Depth Migration (KPSDM). The velocity model was obtained through comprehensive Velocity Model Building (VMB) which included...
2022
Seismic Foldout: New Geo Streamer X data for exploration, ILX and appraisal in the Norwegian Sea
Kjetil Roverud, Stefan Möller, Eric Mueller, Jens Beenfeldt, PGS
GEO ExPro Magazine
.... A modern pre-processing sequence ensures seamless merging of all azimuths into a single dataset before Q Kirchhoff Pre-Stack Depth Migration (Q-KPSDM...
2023
New insights into the Exmouth Sub-basin: Seismic acquisition, processing and imaging
Alexander Karvelas, Bee Jik Lim, Lianping Zhang, Haryo Trihutomo, Oliver Schenk, Sugandha Tewari
Petroleum Exploration Society of Australia (PESA)
... the improved velocity resolution around the shallow intervals, and C: Kirchhoff prestack depth migration depth stack cross section overlaid...
2019
The Gunnison Discovery—Garden Banks Block 668, Gulf of Mexico
Jeff Gee-shang Pan, Jim Fulcher
GCAGS Transactions
... produced 5 new levels of amplitude-supported targets in a deeper interval (Fig. 2). Table 1. PSTM processing flow Garden Banks 3D. Table 2. Kirchhoff...
2005