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The AAPG/Datapages Combined Publications Database
Showing 662 Results. Searched 200,685 documents.
Modeling-based amplitude recovery (MBAR)
Yonghe Sun, Zhemin Tan, Jeff Nealon, James Davenport, Mark Fan, Yuli Zhang, Brian Church
International Meeting for Applied Geoscience and Energy (IMAGE)
... the synthetics to reduce computation. With low-frequency source wavelets, it is both practical and conceptually simple to compute...
2022
New Approach: Using Relative Inversion with Spectral Decomposition to Distinguish Thin Layers in the 33-Series Sand Reservoirs of the Widuri Field, Southeast Sumatra, Indonesia
Ratih Muliani, Reza Widiatmo, Heri Gunawan, Pranowo Nugroho, Hairunnisa, Awal Mandong, Rino Saputra
Indonesian Petroleum Association
... Decomposition The recorded seismic trace can be considered as a composition of several wavelets with a different peak frequency. For each...
2018
Revealing a Shaly (Tight) Sand Reservoir's Distribution by Applying an Untapped Sub-Frequency Combination Method: A Case Study in the West Jambi II Block, South Sumatra Basin
Indra Luthfiana, C. Maya Resha Tuhar, Endi Erfanto, Randy Condronegoro, Hendra Niko Saputra, Abghia Dini Fanzuri, Yan Wijaya, Totok Parafianto
Indonesian Petroleum Association
... of an alternative method to analyze a signal. In the Continuouse Wavelet Transform, (CWT), wavelets dilate in such a way that time support changes...
2018
V. Contributions of GeoSeismic Modeling
Norman S. Neidell
AAPG Special Volumes
... amount of random noise has been added to the data. Compared to these two sections with complex wavelets, Figure 11 has a simple, short, zero-phase...
1979
ABSTRACT: Genesis of mass wasting seismic facies deduced by CAT-scan analysis; #90013 (2003)
MATHIEU JACQUES DUCHESNE, BERNARD FRANCOIS LONG
Search and Discovery.com
... that are ignored by the acoustic impedance trace. Two successive wavelets (wavelets A and B on figure 1 III) ) between 162.1 and 117.22 cm show the same...
2003
Rock Physics Inversion: A Montney Case Study, #41295 (2014)
James Johnson, Lisa Holmstrom, Satwant Diocee, Rob Tilson, Sean Johnson
Search and Discovery.com
... in wavelet estimation, just low frequency model building, are 11-17, 15-8, B-43-9. These wells were calibrated using the wavelets estimated at the other...
2014
Coherence Attribute Applications on Seismic Data in Various Guises, #42273 (2018).
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... wavelets used in the continuous wavelet transform. The (top) real and (bottom) imaginary (or 90 0phase rotated) wavelets are simply convolved...
2018
Understanding the Reservoir Architecture of Lower Fars Formation in North Kuwait through Seismic Reservoir Characterization; #51531 (2018)
Mohamed Hafez Abdul Razak, Jarrah Al-Jenaie, Hesham Moubarak
Search and Discovery.com
..., and fluid. The second phase was carried out by estimating wavelets and generating pre-stack synthetic seismograms that were used for AVO analysis. Once...
2018
Broadband Seismic Technology and Beyond: Part VII: CGGs BroadSeis A Change of Thinking
Lesse Amundsen, Martin Landrø
GEO ExPro Magazine
... broadband wavelets without side lobes, making it possible to resolve a huge amount of detail. In this case to the sea surface increases the noise...
2014
Beam Migration for Imaging of Complex Structures
Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki
Indonesian Petroleum Association
... wavelets, from 100-200 msecs. in time duration, within local surface spatial superbins each being centered on a uniform Cartesian grid of CDP xline...
2009
Seismic Modelling to Support the Interpretation of Seismic Data, Northeast Jambi Block 'B', South Sumatra
J. A. Harwijanto
Indonesian Petroleum Association
... and minimum phase wavelets for a peak frequency of 35 Hertz. Seismic modelling of the sandstone interval In order to evaluate porefill and thickness variations...
1987
Thin Layer Imaging by Wavelet Transform Enhancement
Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama
Indonesian Petroleum Association
..., and Donoho, D. L., 1995, Translation invariant de-noising: Wavelets and statistics: Andestis Antoniadis (eds.) SpringVerlag. The modified SWT method...
2013
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and convolving them with synthetic source wavelets. The central frequency, bandwidth, and linear phase-shift parameters of the source wavelets...
2023
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
... into wavelets, migration of the wavelets to the depth domain, and finally reconstruction into an image. The wavelet shift tomography technology...
2014
Adaptive regularization parameter estimation in image domain least-squares migration
Shen Sheng, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... seismic inversion theory can theoretically eliminate the adverse effects of irregular seismic acquisition and band-limited wavelets on conventional...
2024
Nonlinear time difference detection based on template matching and its denoising applications
Rongwei Xu, Bo Feng, Huazhong Wang, Chengliang Wu, Zhenbo Nie
International Meeting for Applied Geoscience and Energy (IMAGE)
... assumption for the signal, which is difficult to meet linear assumption under complex geological structures. In this abstract, we treat the wavelets...
2024
Relative inversion for extended elastic impedances
Peter Harris, Kathryn Young
International Meeting for Applied Geoscience and Energy (IMAGE)
... is that the inversion explicitly includes a seismic noise model through the seismic covariance matrix Σ 𝑑 , the angle-dependent wavelets...
2024
Velocity model building for pressure and converted wave imaging using surface-DAS data: A North Sea case study
M. ElAttar, H. Malak, A. Cooke, O. Lewis, C. Thorgersen
International Meeting for Applied Geoscience and Energy (IMAGE)
... style. Figures 2b and 2c show an example of wavelets inverted across multiple sources and their convergence before and after FWI. Better alignment...
2024
Sequence Stratigraphy Analysis Based on Wireline Log, Mudlog, and 2D Seismic of GHC Field, Baong Formation, Aru Sub Basin, North Sumatra Basin
Ghea Cahya Yulitha, Hari Wiki Utama, Fadhillatul Husna Kurniawan
Indonesian Petroleum Association
..., the better the results of the Well Seismic Tie will be. The comparison of the correlation coefficient values obtained from the use of the four wavelets...
2020
Inferring total organic carbon and major element geochemical and mineralogical characteristics of shale core from hyperspectral imagery
B. Rivard, N. B. Harris, J. Feng, and T. Dong
AAPG Bulletin
..., and A. Sanchez-Azofeifa, 2008, Continuous wavelets for the improved use of spectral libraries and hyperspectral data: Remote Sensing of Environment, v...
2018
Abstract: Application of 2D Crosscorrelation and Radon Transform for Analysis of Double Couple Microseismic Source; #90187 (2014)
Neda Boroumand and Hassan Khaniani
Search and Discovery.com
...) first motion behavior for each U x and U z displacement component; the solid blue wavelets indicate the polarity in the U x direction and the red...
2014
Abstract: Workflows for Sweet Spots Identification in Shale Plays Using Seismic Inversion and Well Logs; #90187 (2014)
Yexin Liu
Search and Discovery.com
... and Russell, 2005), the HTI anisotropic reflection equation should be convoluted with angle-dependent wavelets and was re-written...
2014
Abstract: Simultaneous Multiple Source Acquisition using m-Sequences; #90187 (2014)
J. Wong
Search and Discovery.com
... of two wavelets used to represent seismic arrivals in the impulse response of the earth to a seismic source. The second event is much weaker...
2014
Abstracts: The Deconvolution of Multicomponent Trace Vectors; #90173 (2015)
Xinxiang Li, Peter Cary, and Rodney Couzens
Search and Discovery.com
... components is not optimal. The wavelets on the traces with significant energy present on the transverse component are not effectively ‘collapsed...
2015
A Coupled Petrophysical-Geophysical Model Demonstrates Velocity Dispersion in a Thin-bedded, Fluvial Reservoir; #40913 (2012)
Richard C. Odom
Search and Discovery.com
... require special consideration when targeting thin fluvial members. 3. Synthetic seismogram techniques, such as Weiner-Levinson wavelets, rely...
2012