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Showing 493 Results. Searched 195,372 documents.
High Performance Computation by Graphics Processor Unit Technology for Geophysical Seismic Signal Processing, #40727 (2011)
Sunjay Sunjay
Search and Discovery.com
..., additionally gather flatness (NMO quality), muting quality, and RMO quality are easily seen. Even a Hyper Cursor can be used to see the prestack info...
2011
Application of Pre-stack Seismic Anisotropy for Fracture Detection, in Oseil Field Carbonate Reservoir, Seram Island, Eastern Indonesia; #20157 (2012)
Anggoro S. Dradjat, Xueyan Hu, and Ridhawulan Primasari
Search and Discovery.com
.... 355-364. Shen, F., X. Zhu, and N.Toksoz, 2002, Effects of fractures on NMO velocities and P-wave azimuthal AVO response: Geophysics, v. 67/3, p. 711-726...
2012
Post-Stack Multi-Azimuth Stratigraphic Inversion Applied to Unconventional Reservoir Characterization: A Case Study in the Fort Worth Basin; #41120 (2013)
Mathilde Adelinet, Vincent Clochard, and Patrice Ricarte
Search and Discovery.com
... in applying a kind of residual NMO corrections, based on semblance algorithm, to perfectly align seismic events from each azimuthal post‐stack to the full post...
2013
The Application of Full Azimuth 3D Seismic Fracture Detection Technology in the Prediction of Favorable Reservoirs within the Shengbei 5 Well Area Tight Sandstone Region; #41226 (2013)
Xiang Guo, Jianbin Ran, Xiaowei Yu, Zhengtao Hu, Zhang Yuan, Zhang Jinxue, and Fulei Li
Search and Discovery.com
... seismic data are then divided into 4 separate-azimuth datasets (each one is 45°) after the static and NMO correction with each separate-azimuth data...
2013
Prestack Seismic Data Inversion for Shale Gas Reservoir Characterization in China; #41829 (2016)
Gang Yu, Yusheng Zhang, Uwe Strecker, Maggie Smith
Search and Discovery.com
... by improving signal/noise ratio, removing NMO stretch and aligning reflection events. Velocities from residual moveout (RMO) analysis on individual sectors...
2016
GC3-D Seismic Data in Imaging Fracture Properties for Reservoir Development, by Bob Parney and Paul LaPointe, #40098 (2003).
Search and Discovery.com
2003
Developing a robust geologic conceptual model using pseudo 3-D P-wave seismic reflection data
Adrian D. Addison, Michael G. Waddell, Camelia C. Knapp, Duke T. Brantley, John M. Shafer
Environmental Geosciences (DEG)
... move-out (NMO) stacking velocity analysis was used to obtain reliable root-mean-square velocities. As a guide for the velocity analysis, we used...
2009
The Geophysicists' Bane: Multiple Suppression on the North West Shelf
C. R. T. Ramsden, M. R. Hobson, R. Cooper
Petroleum Exploration Society of Australia (PESA)
... inversions exist, the success of utilising differential moveout techniques depends on the magnitude of the velocity inversion itself. INPUT CDP POST NMO POST...
1988
Seismic Acquisition and Processing
Bruce S. Hart
Special Publications of SEPM
... (known as nor al oveout or NMO) can be fit to individual reflections in CMP gathers . This shape of this curve is function of the subsurface velocity...
2000
Rock Physics and Reservoir Characteristic of a Calcitic-Dolomitic Sandstone Reservoir
H. Morris, B. Hardy, E. Efthymiou, T. Kearney
Indonesian Petroleum Association
... to geological variations, close inspection of the corresponding partial stack traces shows that it is likely to be due to incorrect NMO corrections locally...
2011
New method for monitoring steam injection for Enhanced Oil Recovery (EOR) and for finding sources of geothermal heat
Gordon Stove, G. Colin Stove, Michael Robinson
Petroleum Exploration Society of Australia (PESA)
... calculation algorithms (NMO and Ray Tracing) to produce accurate depth information from the dielectric curve fits by accurate parallax measurements...
2018
Enso and Sunspot Cycles in Varved Eocene Oil Shales from Image Analysis
Maurizio Ripepe , Lillian T. Roberts , Alfred G. Fischer
Journal of Sedimentary Research (SEPM)
... (thickness, measured in number of pixels), and continuity (Fig. 3C). For straightening these, we employed a numerical procedure called "Normal move-out" (NMO...
1991
Rock Physics and Reservoir Characterization of a Calcitic-Dolomitic Sandstone Reservoir; #41499 (2014)
H. Morris, E. Efthymiou, B. Hardy, T. Kearney
Search and Discovery.com
... to be due to incorrect NMO corrections locally and frequency variations with offset. Often coarse velocity models provide inaccurate results...
2014
Semi-quantitative prediction of hydrocarbon gas saturation in carbon dioxide enrichment areas in the South China Sea deepwater
Leyi Xu, Weiwei Zhang, Xumin Liu, Hao Liu, Jianfeng Yang, Yixuan Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
... distortion at the far offset. The influence of amplitude distortion caused by NMO stretching on FAVO inversion is crucial. Inappropriate correction...
2023
S/N RATIO AND BANDWIDTH CONSIDERATIONS WHEN UTILIZING SEISMIC DATA IN EXPLORING FOR SUBTLE TRAPS - EXAMPLES FROM THE KNOX PLAY
Edward R. Tegland, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO Patrick H. Bygott, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO
Ohio Geological Society
... Hale,D., 1984, Dip Moveout by Fourier Transform (Stacking NMO): Geophysics, v. 49, p. 741-757. Sheriff, R. E., 1968...
1999
Seismic Data Compression by Variational Autoencoder With Hyperprior
Shirui Wang, Wenyi Hu, Aria Abubakar, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
...d compression of NMO-corrected CDP gathers: 64th Annual International Meeting, SEG, Expanded Abstracts, 731–734, doi: https://doi.org/10.1190/1.193197...
2023
Métodos de Conversión Tiempo-Profundidad: Analisis y Discusión de Resultados en un Modelo Estructuralmente Complejo [PAPER IN SPANISH] Methods of Time-Depth Conversion: Analysis and Discussion of Results in a Complex Structural Models
Juan Carlos Vega D., Andres Mora
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... eventos en un common-receiver gather seria plano sin NMO residual. Para obtener la imagen desde el PSDM, simplemente apilamos las trazas en cada common...
2009
Analisis de Anisotropia y Caracterizacion de Fracturas: Una Aplicacion en la Cuenca del Catatumbo [PAPER IN SPANISH] Anisotropy Analysis and Characterization of Fracture: An Application in Catatumbo Basin
C. Guerrero, M. Garnica
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... laminadas, etc. La anisotropía sísmica ha sido considerada como un atributo físico que puede ser medido a partir del velocidades de Normal MoveOut (NMO...
2004
Broadband data with a new low frequency source Acquisition and processing example from the Gulf-of-Mexico
Xuefeng Shang, Maksym Kryvohuz, Hamish Macintyre, Guido Baeten, Thibaut Allemand, Philippe Herrmann, Stephane Laroche, Shuki Ronen
International Meeting for Applied Geoscience and Energy (IMAGE)
... an overkill in the mid-band frequency range. Secondly, NMO stretch effect in migration generally shifts data towards to lower frequency, meanwhile...
2023
Pie in the Sky?
Ed Hagar
GEO ExPro Magazine
... from low channel analog recording systems to high-channel count digital systems with low-noise streamers. Processing houses have taken us from NMO stack...
2019
Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra
Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso
Indonesian Petroleum Association
... correction DMO / Pre-stack migration in the common offset domain NMO / Stack / Post-stack enhancement Frequency filtering / Scaling / Display...
1992
Strategic Development of Technologies for Survival and Growth in the Oil and Gas Industry
Philippe Lacour-Gayet, Kambiz Ali Safinya, Amin Rajeh Amin
Indonesian Petroleum Association
... quality. This includes, for example, the 3-D stack of Normal Move Out (NMO)-corrected data, using velocities from a previous 2-D survey. Figure 2 shows...
1994
Assessment of the permanent seismic sources for borehole seismic monitoring applications: CO2CRC Otway Project
Sinem Yavuz, Julia Correa, Roman Pevzner, Barry Freifeld, Todd Wood, Konstantin Tertyshnikov, Sofya Popik, Michael Robertson
Petroleum Exploration Society of Australia (PESA)
... then NMO corrected using a one-dimensional velocity model, through the VSP to CDP transform. Figure 5 shows the second field trial VSP-CDP transform...
2019
Seismic Spectral Signatures of the Badak Oil and Gas Field, Onshore Kutei Basin, Kalimantan, Indonesia: An Example of Seismic Reservoir Imaging and Characterization
Arif Wibowo, Jeff Towart, James Dirstein, Maher Maklad
Indonesian Petroleum Association
...) uses a time window from stacked seismic data; it appears robust versus noise and can withstand AGC, NMO, decon and de-multiple processing. Seismic...
1999
Great Salt Lake Area, Utah
Louis C. Bortz, Scott A. Cook, O.J. Morrison
Rocky Mountain Association of Geologists
... a a P r e d i c t i v e d econvolut ion S o r t t o CDP g a t h e r s NMO c o r r e c t i o n 500 ms. AGC s c a l i n g 4 0 CDP s t a c k i n g I I...
1985