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The AAPG/Datapages Combined Publications Database
Showing 17,263 Results. Searched 200,293 documents.
Wave Equation Shot Migration as a Ground Roll Filter.
Francisco Ortigosa, Pedro Muñoz
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Equation Migration proves to be an excellent tool to reduce Ground Roll. This process favors sparser acquisition as spatial sampling in the CDP Domain...
2008
Abstract: Challenges in AVO Compliant Processing of Multiple Surveys; #90171 (2013)
Greg Cameron, Josef Heim, Frederik Horn, and Andy Dyke
Search and Discovery.com
..., 2009 Many algorithms used in seismic data processing require regular spatial sampling; or at least perform better if applied to regularly sampled data...
2013
Abstract: Challenges in AVO Compliant Processing of Multiple Surveys; #90171 (2013)
Greg Cameron, Josef Heim, Frederik Horn, and Andy Dyke
Search and Discovery.com
..., 2009 Many algorithms used in seismic data processing require regular spatial sampling; or at least perform better if applied to regularly sampled data...
2013
A novel marine survey configuration for the Sarawak Basin: Combining a wide-tow triple source with a non-uniform streamer spread
Martin Widmaier, Carine Roalkvam, Okwudili Orji, Ashish Misra
International Meeting for Applied Geoscience and Energy (IMAGE)
..., the wider ‘CMP brush’ that results from a wider source separation is the result of partially sparser spatial sampling in crossline direction, and not from...
2022
Geochemical analysis of Pindos Basin turbidites using associated shales
Jonathon Sevy, Sam Hudson, Berry Bickmore, Matthew Linford, Jani Radebaugh
International Meeting for Applied Geoscience and Energy (IMAGE)
... outcrops have great exposure allowing for detailed surface sampling. This study seeks to better understand the tectonic history and associated sediment...
2022
Understanding Mudstone Lithofacies and Geochemical Variability in a UK Carboniferous Basin; #50423 (2011)
Jennifer Graham, Sarah Davies, Joe Macquaker, Mike Norry, Kevin Bohacs
Search and Discovery.com
... section analysis by optical and electron optical methods from closely spaced sampling highlights a range of key facies within the succession, including...
2011
The Application of Semi-supervised Geobody Detection Technique using Multiple Seismic Attributes in Petroleum Exploration; #41165 (2013)
Lei Li, Xianhua Ran, Chunfeng Tao, Zhonghong Wan, and Shifan Zhan
Search and Discovery.com
... is applied to assign multi-attribute sampling points with similar seismic nature to each cluster shown by one defined color. The spatial distribution...
2013
Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)
Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek
Search and Discovery.com
... gradients of the acoustic pressure wavefield in towed marine seismic surveys, this would greatly alleviate the spatial sampling issue by at least...
2011
Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta
J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis
AAPG Bulletin
...Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis 1969...
1969
Abstracts: Evaluation of a Fast Algorithm for the Eigen-Decomposition of Large Block Toeplitz Matrices with Application to 5D Seismic Data Interpolation; #90173 (2015)
Jianjun Gao, Vicente Oropeza, and Mauricio D. Sacchi
Search and Discovery.com
... (frequency and 4 spatial axes) reconstruction method that uses Multichannel Singular Spectrum Analysis / Cazdow algorithm. Rather than embedding the 4D...
2015
Continuous Mineralogical Characterization of the Bakken-Three Forks Formations: New Geological Insights from Hyperspectral Core Imaging
Brigette A. Martini, Jerome Bellian, David Katz, Lionel C. Fonteneau, Ronell Carey, Mary Guisinger, Stephan H. Nordeng
Unconventional Resources Technology Conference (URTEC)
.... Simultaneous, co-acquired hyperspectral core imaging data (at 500 µm spatial resolution), digital color photography (at 50 µm spatial resolution...
2019
A Parsimonious Approach to Gravity Inversion for Salt Shape Delineation; #42417 (2019)
Simone Re, Luca Masnaghetti, Elena Medina
Search and Discovery.com
... the spatial sampling of the salt top and, subsequently, of the salt base. The adoption of a regular spatial sampling step for both data and model parameter...
2019
Bulk Carbon Isotopic Variability Within Leaves
Dana L. Royer, Michael T. Hren
PALAIOS
... a single leaf is ,1%—and do not show any consistent spatial patterns. In cases where whole fossil leaves cannot be analyzed, we recommend sampling...
2022
Quantitative evaluation of deepwater fan hierarchy: Insights from full physics-based forward stratigraphic models
Ali Downard, Fabien Laugier, Sarah Wright, Tao Sun
International Meeting for Applied Geoscience and Energy (IMAGE)
... but are not limited by their spatial and vertical sampling of grainsize information. Furthermore, information about the underlying geologic process...
2022
Monte Carlo and Stochastic Simulation Methods: Part 6. Geological Methods
A. G. Journel
AAPG Special Volumes
..., the transfer function is a summation representing the total volume V. In the ideal case of exhaustive sampling, the values used as input are known, so...
1992
Abstract: Improved Reservoir Characterisation from Inversion of High Resolution 3D Seismic Data (Poster 12)
Sagar Ronghe, Mark Sams, Sriyanee De Silva, Julian Sherriff
Geological Society of Malaysia (GSM)
..., trace drop) avoids 'smearing' of the data and increases spatial sampling for the input to the migration operator. 2. The data is limited to the near...
2003
Abstract: Probabilistic Tectonic Heat Flow Modelling for Basin Maturation: Method and Applications, by J.D. van Wees, F. van Bergen, P. David, F. Beekman, and S. Cloetingh; #90066 (2007)
Search and Discovery.com
2007
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Search and Discovery.com
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Uncertainty Management: A Structured Approach Towards Recognizing, Quantifying and Managing Sampling Biases in Subsurface Unknowns
Laurent Alessio, Arnout Everts, Faeez Rahmat
Indonesian Petroleum Association
...Uncertainty Management: A Structured Approach Towards Recognizing, Quantifying and Managing Sampling Biases in Subsurface Unknowns Laurent Alessio...
2010
Source and Plume Investigation of Chlorinated Compounds in Groundwater at a Chemical Plant
Drukell B. Trahan
GCAGS Transactions
... for the sampling of soil and groundwater. It was determined that chlorinated compounds originated from leaking drums and cleaning operations prior to 1975...
1995
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
... resulting from the local geology, irregular spatial sampling due to circular geometry, very high and irregular fold of coverage, and extremely poor...
2010
What will it take to improve the characterisation of deep mineral deposits in order to assess economic value early in the discovery process?
Joe Cucuzza
Petroleum Exploration Society of Australia (PESA)
... 3D spatial characteristics – i.e. geometry (mineable volume), and mineralised zones Structural setting – i.e. major & minor structures or fabric...
2019
Reconstruction of the Subsurface Reflected Wavefield on a Dense Grid from Multisensor Streamer Data
M. Vassallo, K. Eggenberger, D.J. van Manen, P. Watterson, A. Raskopin, A. Özbek
Indonesian Petroleum Association
... address the issue of crossline sampling. From physics, we know that the particle motion vector is related to the spatial gradient of the pressure...
2013
Abstract: Fracture Detection in the Migrated Domain: Practical Aspects of Prestack Time Migration of Azimuthally-limited 3D Land Data Volumes; #90171 (2013)
Mike Perz, Juefu Wang, and Ye Zheng
Search and Discovery.com
... analysis should be performed in the migrated domain. However in practice, the spatial sampling of the individual azimuth-limited data subvolumes which...
2013
Comparing DAS and geophone data and imaging for monitoring CO2 sequestration
Yong Ma, Weichang Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... optic sensing (DFOS) can provide better spatial coverage with finer sampling in a more cost-effective fashion. Based on a vertical seismic profile (VSP...
2022