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The AAPG/Datapages Combined Publications Database
Showing 772 Results. Searched 200,293 documents.
So-called Turbidite Structures: NOTES
Ph. H. Kuenen
Journal of Sedimentary Research (SEPM)
... are valuable because his fluviatile deposits again show how careful one must be in this respect. CONVOLUTION Sen's description of convolute structures...
1968
Demultiple of High Resolution P-Cable Data in the Norwegian Barents Sea An Iterative Approach
A.J. Hardwick, S. Jansen, B. Kjolhamar
Petroleum Exploration Society of Australia (PESA)
... multiple mo convolution of the LS adapted result from with itself (Fig. 4(d)). Source-receiver offsets due to the catenary, irrespective of cable have...
2017
SoundBal: Two-Phase Production Logging by Integrating Mass Balance and DAS-Based Speed of Sound
Peyman Moradi
Unconventional Resources Technology Conference (URTEC)
...-based spectral analysis or phase-weighted convolution analysis. The former transforms data into the frequency domain, while the latter operates...
2025
Extended Abstract: Detailed Interpretation of a Channel System Using Geological Expression Workflows: A Case Study from the Taranaki Basin, New Zealand
Hugo M. P. Garcia, Tom Wooltorton
GCAGS Transactions
... to produce the RGB blend (Fig. 2). The SDFD was created using a convolution of fixed bandwidth Gabor wavelets centered at different frequencies. It is quick...
2014
Structure and Sedimentological History of the Overbank Deposits of a Mississippi River Point Bar
Pulak K. Ray
Journal of Sedimentary Research (SEPM)
..., the axial planes of the folds are almost horizontal (Fig. 7). The intensity of convolution increases upwards within a depositional unit. In a vertical section...
1976
Acoustic and Elastic Modeling of Seismic Time-Lapse Data from the Sleipner CO2 Storage Operation
R. J. Arts, M. Trani, R. A. Chadwick, O. Eiken, S. Dortland, L. G. H. van der Meer
AAPG Special Volumes
... interpretation of the time-lapse data has included synthetic seismic modeling to derive CO2 distributions in the reservoir. Convolution-based modeling...
2009
A novel method for digitizing sedimentological graphic logs and exporting into reservoir modeling software
Aly Abdelaziz, Greg M. Baniak, Thomas F. Moslow, Alessandro Terzuoli, and Giovanni Grasselli
AAPG Bulletin
... a digitized version. The work presented herein minimizes user interaction and capitalizes on Python as a scripting language, along with convolution...
2024
2012
AAPG Hedberg Conference, 14-18 March 2011, Napa, California, #90128 (2011)
Search and Discovery.com
2011
Abstract: Inserting Stratigraphic Deconvolution into the Possessing Flow to Improve the Resolution of AVO; #90172 (2014)
Norm Kalmanovitch
Search and Discovery.com
... such as time variant spectral whitening are applied, because processes that do not conform to convolution make the data less suitable for match filter...
2014
Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014)
M. Hernandez, K. Innanen, and J. Wong
Search and Discovery.com
... of the wavelet. The key to understand how this algorithm predicts the internal multiples just with the data itself is to realize that the convolution...
2014
Abstract: Fourier Domain Regularization 5D and More; #90174 (2014)
V. Khatchatrian
Search and Discovery.com
... into the frequency domain and then into the multi-dimensional wave number domain. This final spectrum is a result of the convolution of the full data spectrum...
2014
Abstract: A Seismic Workstation Solution to Bakken AVO; #90174 (2014)
D. Meisinger and N. H. Kalmanovitch
Search and Discovery.com
... but this is down by 15dB as a result of the phase distortion above the 85 Hz level as depicted on the phase plot. A match filter is a simple convolution operator...
2014
Abstracts: Ground Roll Attenuation Using LWD; #90173 (2015)
Ken Kocon and M. Sacchi
Search and Discovery.com
.... The full reconstruction of the data, , is given by , where t denotes time and x denotes offset. Notice that 2D convolution is used to translate...
2015
Abstracts: Blind L1-norm Multichannel Deconvolution for Seismic Source Function Estimation; #90173 (2015)
Jaime Meléndez Martínez
Search and Discovery.com
... making any a priori assumption of its phase. Introduction A seismic signal s t can be represented as where * means convolution, wt is the seismic wavelet...
2015
Abstracts: Fractional Fourier Transform in Coherent Noise Attenuation; #90173 (2015)
K. H. Miah and M. D. Sacchi
Search and Discovery.com
... transform and time-frequency representations: IEEE Signal Processing Letters, 42, 3048-3091. Almeida, L. M., 1997, Product and Convolution Theorems...
2015
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... - Adapt, Refine, Sustain Calgary, Alberta, Canada, May 12-16, 2014 wave equations (van Manen et al., 2006a). Equation (1) is usually called convolution...
2015
Seismic Imaging of Hidden Targets, by Bob Hardage, #40247 (2007).
Search and Discovery.com
2007
Reprocessing the East Coast Canada Stonehouse Survey with 3D SRME and Hybrid Layer Tomography PreSDM; #41549 (2015)
Todd Mojesky, Ali Karagül, Bill Goodway, Chris Szelewski, Martin Dashwood
Search and Discovery.com
... introduced by Delft University in 1992. The method is a “data-driven” program that uses a form of surface-consistent auto-convolution to predict...
2015
Squeezing More Information Out of 3D Seismic Data with a Match Filter and Possibly Squeezing More Oil Out of Oil Pools; #41562 (2015)
Norm Kalmanovitch, John Townsley
Search and Discovery.com
... to optimize our 3D data set by a process called a match filter. A match filter is a simple convolution filter that is designed on the amplitude spectra...
2015
A Deep Learning-Based Surrogate Model for Rapid Assessment of Geomechanical Risks in Geologic CO2 Storage
Fangning Zheng, Birendra Jha, Behnam Jafarpour
Carbon Capture, Utilization and Storage (CCUS)
.... The contracting path is a standard convolutional network, featuring a series of convolution operations followed by a Leaky Rectified Linear Unit (Leaky-ReLU...
2024
Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta
J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis
AAPG Bulletin
... in the distance domain is accomplished by the process known as convolution. For instance, an input consisting of a single spike is convolved with a filter...
1969
Increasing The Resolution of Seismic Imaging With Spectral Blueing, Spectral Decomposition RGB And HSV Blending to Delineate The Fluvial Facies on Fluvio Deltaic Environment
Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria
Indonesian Petroleum Association
... method utilizes the convolution process for the wavelet whose amplitude spectrum has been increased so that the blue spectrum component has the same...
2022
Delineation of the Reservoir by Seismic Methods: Chapter 3
Roberto Sarmiento
AAPG Special Volumes
... the reflection arrives. This signal is processed with the proper convolution operator. The resulting shaped wavelet is compressed and shifted; its...
1989
A New Approach to Apply Decline-Curve Analysis for Tight-Oil Reservoirs Producing Under Variable Pressure Conditions
Leopoldo M. Ruiz Maraggi, Mark P. Walsh, Larry W. Lake
Unconventional Resources Technology Conference (URTEC)
... the constant-pressure response, we fit the rate-time model to it, and then apply convolution to include back pressure variations to history-match and forecast...
2023