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The AAPG/Datapages Combined Publications Database
Showing 33,118 Results. Searched 200,293 documents.
3D Seismic Data and Geohazard Analysis
Eric Bouanga, James Selvage
GEO ExPro Magazine
... volume. The dip/azimuth field is then smoothed, reducing distribution and the timing of sediment deposition. Attributes the impact of random noise...
2014
The Characterization of Fracture Mechanisms Using a Combination of Surface Microseismic Imaging, Microdeformation Modelling, and Downhole Microseismic Mapping: an Examination of the Value of Moment Tensor Migration Imaging
Raquel Velasco, Kit Chambers, Stephen A. Wilson
Unconventional Resources Technology Conference (URTEC)
..., stacking signals from the entire array reduces random noise by a factor proportional to the square root of the channel count. This allows events...
2014
An integrated machine learning-based fault classification workflow
Jie Qi, Carolan Laudon, Kurt Marfurt
International Meeting for Applied Geoscience and Energy (IMAGE)
... contaminated by random noise. Seismic migration maps the source wavelet perpendicular to specular reflectors. Lateral discontinuities in these reflectors...
2022
Tulip Field 3D Coil Shooting SurveyPreliminary Data Processing Results
Michele Buia, Riccardo Vercesi, Michelle Tham, Dmitry Nikolenko, Andreas Tyasbudi Waluyo, Swee Leng Ng
Indonesian Petroleum Association
... in this survey, to name a few: turn noise due to acquiring data while the vessel and cables were tracking continuously in circles, very severe multiple energy...
2010
Application of least squares one-way wave migration in irregular sampling data of Bohai Bay Basin
Lv Yongchang, Li Daoshan, Wang Yongming, Meng Jie, Feng Xukui, Hu Dan, Wu Xiaofeng, Kong Zhaoju
International Meeting for Applied Geoscience and Energy (IMAGE)
... finally. Least squares migration algorithm can be used to eliminate the migration artifacts caused by noise and improve the resolution of migration...
2022
Aspects to the Resolving Power of 3D Seismic Surveys
Wolfgang Houba
Geological Society of Malaysia (GSM)
... migration operators are very sensitive to the spatial sampling parameters, introducing some kind of coherent noise such as grid dispersion and aliasing...
1985
Chapter One: Introduction to AAPG Memoir 42/SEG Investigations in Geophysics, No. 9, 7th Ed.
Alistair R. Brown
AAPG Special Volumes
... to the embedding material, the random and systematic noise in the data, and the phase of the seismic wavelet. Figure 1-5. Resolution of the reflections...
2011
Geoscience Integration and Interpretive Model Building to Overcome Seismic Imaging Problems in Foothills Environments; #41547 (2015)
Rob Vestrum
Search and Discovery.com
... for time and depth migration. With low fold in the near surface, low signal-to-noise ratios on the image gathers, and complex horizon geometries...
2015
Uncertainty in Surface Microseismic Monitoring; #41258 (2013)
Mike Mueller, Michael Thornton, and Leo Eisner
Search and Discovery.com
.... Signal-to-noise-ratio (SNR) is a key indicator of the uncertainty in migration-based imaging of microseismic events. Reliability, in terms of the ability...
2013
Abstract: Removing Blended Sources Interference Using Stolt Operator; #90224 (2015)
Amr Ibrahim
Search and Discovery.com
... Amr Ibrahim, Department of Physics, University of Alberta, [email protected] Summary We use Stolt migration/de-migration operator to remove...
2015
Least Square Q-Kirchhoff Migration: Implementation and Application
Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang
Petroleum Exploration Society of Australia (PESA)
..., the ill-posed nature is still not well-addressed in the approach. This may result in over-boosted noise and migration artefacts masking high dipping...
2018
Revisiting the Subsurface Geology of Sabine Peninsula (Melville British Columbia, Canada Island, Western Arctic) Through Geostatistically-Steered Data Processing and Interpretation; #51052 (2014)
Virginia Brake, Mathieu J. Duchesne, Keith Dewing, M. Claprood, E. Gloaguen, Tom Brent
Search and Discovery.com
... to remove both coherent and random noise, 3) Data were migrated following the principals of Kirchhoff migration through the use of velocity models...
2014
Data processing experience with PP and PS imaging on SB-DAS: A North Sea case study
R. Bachrach, M. Wilk-Lopes, D. Brager, S. Sonika, C. Thorgersen, E.B. Raknes, Y. Ivanov
International Meeting for Applied Geoscience and Energy (IMAGE)
... before migration and additional noise attenuation was applied post-migration. Figure 4 shows KDM migration of the PS gather without any wavefield...
2024
Seismic reflectivity inversion via a regularized deep image prior
Hongling Chen, Mauricio D. Sacchi, Jinghuai Gao
International Meeting for Applied Geoscience and Energy (IMAGE)
... Ricker wavelet and a reflectivity model. We also added random noise that represents an SNR = 10dB. The reflectivity was extracted from the Marmousi II...
2022
A strategy for acoustic impedance direct inversion in depth domain
Ruiqian Cai, Chengyu Sun, Shizhong Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... represent the depthdomain seismic data, the impedance, the nonlinear forward modelling operator, and the random noise, respectively. Then the depth-domain...
2022
Abstract: Hydrocarbon Migration Modeling: Methodology and Applications; #90257 (2016)
Xiaorong Luo, Likuan Zhang, Yuhong Lei
Search and Discovery.com
...Abstract: Hydrocarbon Migration Modeling: Methodology and Applications; #90257 (2016) Xiaorong Luo, Likuan Zhang, Yuhong Lei AAPG Datapages/Search...
Unknown
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... Summary Microseismic event localization is important for microseismic monitoring. Travel-time based and migration based methods are used...
2015
Deep water OBN multiple prediction from local reflectivity in the Stolt domain
Cesar Ricardez
International Meeting for Applied Geoscience and Energy (IMAGE)
... migration stack comparisons before and after Stolt deconvolution, and the noise removed. Fourth International Meeting for Applied Geoscience & Energy...
2024
Imaging in Complex Environments Common Reflection Angle Migration
Graham A. Winbow
Indonesian Petroleum Association
...Imaging in Complex Environments Common Reflection Angle Migration Graham A. Winbow © IPA, 2011 - 31st Annual Convention Proceedings, 2007...
2007
The Technical Challenges and Significance on Ultra-Deep Buried Hill Reservoir Exploration in Bohai Bay Basin, China, #10603 (2014)
Zhiwen Deng, Xianzheng Zhao, Xuming Bai, Wanfu Zhang, Feng Yan, Chuanzhang Tang, Shenghui Yuan
Search and Discovery.com
... to improve interior reflection. On the other hand, it can receive better reflection from steep fault plane. It is effective to decrease random noise...
2014
The high fidelity denoising and imaging of near-field hydrophones(NFH) data
Guangkai Ma, Xuelin Yang, Lubo Liu, Zhaolei Wang, Xiaoqiao Ren, Yifan Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... challenge of NFH data processing is denoising. So we propose the high precision low cut filter to remove hydrostatic pressure noise, the data-driven...
2024
High-Effort Seismic Acquisition: Improving Image Detail; #41568 (2015)
David C. Henley, Kevin Hall, Henry Bland, Eric Gallant, Gary Margrave, Malcolm Bertram
Search and Discovery.com
... their structure, and to provide some amount of noise attenuation, while still allowing acceptable daily production rates. Noise attenuation is usually...
2015
Estimating CO2 saturation and porosity using the double difference approach based invertible neural network
Arnab Dhara, Mrinal K. Sen, Sohini Dasgupta
International Meeting for Applied Geoscience and Energy (IMAGE)
... image prior (DIP) approach to remove the random noise in the baseline and the monitor survey. DIP is an unsupervised approach mainly based on the network...
2023
Seismic Diffraction Imaging of Lithology in Fault Zones and Hydrocarbon Sweet Spots within the Maverick Basin, South Texas
Osareni Ogiesoba, Alexander Klokov
Unconventional Resources Technology Conference (URTEC)
... is shown in Figure 1. As can be seen in Figure 1A, this transect appears to be dominated by random noise. But after the application of a 3D trace mix filter...
2016
Abstract: Uncertainty in Surface Microseismic Monitoring; #90187 (2014)
Michael Thornton, Mike Mueller, and Leo Eisner
Search and Discovery.com
... of the migration point response and that the impact of noise should decrease with increasing SNR. Synthetic Modeling In order to assess both types of uncertainty...
2014