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The AAPG/Datapages Combined Publications Database
Showing 33,118 Results. Searched 200,293 documents.
Improving Stratigraphic and Structural Interpretation of Suban 3D Through Advanced Reprocessing
Safitri Nurida, Irfan Yuliandri Syukri, Ludy Andria
Indonesian Petroleum Association
...-processing and pre-stack time migration phase followed by pre-stack depth migration phase. It incorporates thorough noise attenuation and detailed velocity...
2019
ABSTRACT: Quantitative Visualization of Spatial Uncertainty in 3-D Structural Models; #90013 (2003)
Robert Smallshire, Simon Stewart
Search and Discovery.com
... such as curvature or highly sensitive hydrocarbon migration predictions. Spatial uncertainly in interpretation of seismic data will comprise random...
2003
Least-squares non-stationary triangle smoothing
Reem F. Alomar, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... application of random noise attenuation by non-stationary local signal-and-noise orthogonalization. INTRODUCTION Triangle smoothing is a widely used and ef...
2022
Abstract: Depth Velocity Model Optimization Using Beam Migration in a Mediterranean Field Offshore Egypt, by Ahmed El Bassiony, Bertrand Caselitz, Vira Matsourak, and Charles Zeltser; #90105 (2010)
Search and Discovery.com
2010
Relative inversion for extended elastic impedances
Peter Harris, Kathryn Young
International Meeting for Applied Geoscience and Energy (IMAGE)
...-migrated and the post-migration data conditioning sequence was residual demultiple, random noise attenuation, gather flattening, and spectral...
2024
Innovative disorder seismic attribute for reservoir characterization
Qiang Fu, Saleh Al-Dossary
International Meeting for Applied Geoscience and Energy (IMAGE)
... acquisition and consequential low data quality, e.g. all kinds of noise; 3. imperfect data processing/imaging procedure, e.g. inaccurate migration...
2022
Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology
Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah
Indonesian Petroleum Association
... noise events from diffraction. However, random noise in both Figure-8 and Figure11 examples is considered high and not able to remove by the broadband...
2020
Spikes in Your Acquisition? How to Minimize their Impact through Field and Processing Techniques.
Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... prior to this type of control. Different techniques were used to attenuate spikes during processing: random noise attenuation, trace equalization...
2006
Stratigraphy, Structure, and Origin; a Geophysical Survey of the Mendeleev Ridge - Abstract
D. Dove, B. Coakley, J. Hopper
Alaska Geological Society
... trace editing to eliminate random electrical noise and frequency-wave number filtering to eliminate low velocity noise caused by the streamer...
2007
ABSTRACT: A GEOPHYSICAL SURVEY OF THE MENDELEEV RIDGE, PROCESSING STEPS AND INTERPRETATION
Search and Discovery.com
N/A
A GEOPHYSICAL SURVEY OF THE MEND
Search and Discovery.com
N/A
Abstract: Image Enhacement After Migration; #90174 (2014)
John C. Bancroft, Thais Guirigay, and Helen Isaac
Search and Discovery.com
... will increase the noise. Seismic data before migration should be limited to a range of dips from 0 to 45o. Migration changes those dips range from 0 to 90o...
2014
Beam Migration for Imaging of Complex Structures
Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki
Indonesian Petroleum Association
... continuation wave equation migration. The wavelet amplitude is preserved, a vital issue for any future AVO or inversion operations, and some random noise...
2009
Statistical imaging through strongly scattering near-surface with path summation techniques
Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov
International Meeting for Applied Geoscience and Energy (IMAGE)
... for more stable seismic images in random media (Borcea et al., 2003) and modified cross-correlation migration for better imaging in rapidly varying...
2024
5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).
Search and Discovery.com
2014
Abstract: Separability of Simultaneous Source Data Based on Distribution of Firing Times; #90224 (2015)
Jinkun Cheng
Search and Discovery.com
...-directional vector-median filter: SEG Technical Program Expanded Abstracts, 150–173. Krey, T. C., 1987, Attenuation of random noise by 2-d and 3-d cdp...
2015
Abstract: Strong Noise Removal and Replacement on Seismic Data; #90174 (2014)
Patrick Butler
Search and Discovery.com
... with a threshold for replacement is used to remove strong noise on CDP gathers, stack, prestack migration, white noise suppression can be used...
2014
Is There Value in Reprocessing Legacy Marine Streamer Seismic for Improved Resolution? A Recent Example from Indonesia
Dmitri Skorinski, Ted Manning
Indonesian Petroleum Association
... of this noise is random (Figure 4), it is greatly reduced by random noise attenuation and imaging processes, so the resulting spectra at this stage do...
2014
Unlocking Value from Vintage Seismic Processing - Pre-stack Conditioning and Inversion in the Eagle Ford Shale
Andrew Munoz, Bill Shea
Unconventional Resources Technology Conference (URTEC)
... noise, attenuation, fold inconsistency, and residual migration artifacts. While data can be improved with full reprocessing, in today's low-price...
2020
Abstract: Improving the Statics Solution through De-migration: A Canadian Foothills A-PSDM Case History; #90172 (2014)
Jiwu Lin, Sylvestre Charles, Josef Heim
Search and Discovery.com
... structures and a very poor signal to noise ratio in some areas of the data. The de-migration of the PSTM stack volume provided us with greatly improved...
2014
DAS noise attenuation using wavelet stack
Zhou Yu, Zhaojun Liu, Ge Zhan, Peng Cheng, Bin Wang, Weihong Fei
International Meeting for Applied Geoscience and Energy (IMAGE)
... effective noise suppression (Craig and Genter, 2006), Similarly, a conventional way of reducing data volume prior to migration is to stack adjacent traces...
2022
Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014)
Sanyi Yuan, Shangxu Wang, Ning Tu, and Xiang Li
Search and Discovery.com
... with a sample interval of 2 ms. Figure 1b is the noisy observed data by adding 30% (NSR = 0.3, defined as the ratio of noise energy to signal energy) random...
2014
Abstract: High Resolution 5D Interpolation: Measuring and Compensating for 5D Leakage; #90174 (2014)
Peter Cary and Mike Perz
Search and Discovery.com
... known that 5D interpolation can act as an attenuator of both random noise and systematic footprint noise. Since there is nothing inherent in 5D...
2014
Joint OBN and 3D DAS-VSP data acquisition and processing in East China Sea
G. Yu, G. M. He, Z. L. Cao, H. B. Liu, J. J. Li, Y. Z. Chen, J. J. Wu, J. G. Li, X. M. Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... suppression Initial velocity modeling Random noise suppression Abnormal amplitude suppression Tomographic velocity model iteration Poststacking...
2022
Field Technique Design for Seismic Reflection Exploration
L. R. Denham
Dallas Geological Society
... multiple traces at each CDP. Doubling the multiplicity of coverage gives a theoretical improvement of 3 dB in the ratio of signal to random noise...
1982