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The AAPG/Datapages Combined Publications Database
Showing 695 Results. Searched 200,663 documents.
The Power of Multiple Seismic Attributes in Revealing Geologic Understanding, By, W.E. Johnson, R.O. Louden, D.D. Lehman, and D.L. Edwards, #40067 (2003)
Search and Discovery.com
2003
Prediction of 3-D Facies and Petrophysical Models using Seismic Inversion and Advanced Statistical Data Analytics in Midland Basin Study Area
V. Pandey, T. Nekrasova, I. Tsybulkina, K. Clemons, D. Li, B. Six
Unconventional Resources Technology Conference (URTEC)
... then accurately in time-domain, then we extracted multi-well wavelets for each angle stack to compensate the amplitude and frequency variations URTeC...
2020
Crossplots of Nuclear Logging Relationships Aid in Estimating Sizes and Shapes of Sands to Improve Maps
Rob L. Allen
GCAGS Transactions
... well logs. Quantitative analysis of log patterns and extractions of log wavelets can provide improved estimates of the shapes of sandstone reservoirs...
2000
Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data
Robert E. Sheriff
AAPG Special Volumes
... reflections are present so the top and base of the sandstone are"resolved." This is one of the wavelets shown in Figure 3A, where the waveshapes for other...
1977
Using New Techniques to Extract Stratigraphic Information from Seismic Data in Tight Gas Reservoirs
Heidy Correa, Fa Dwan, David Potter
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... be described with a series of wavelets with given frequency and amplitude characteristics. In a given time, spectral decomposition is performed...
2009
The Integration of Geophysical, Geological and Petrophysical Data: A Case Study in North West Java, Indonesia
M. Koswara, J. Negre, L. Hendrata
Southeast Asia Petroleum Exploration Society (SEAPEX)
... surface seismic traces into acoustic impedance pseudo-logs. Firstly, two sets of zero phase surface seismic and well seismic wavelets, which may...
1990
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
Physical Basis of Reflection Seismology
Bruce S. Hart
Special Publications of SEPM
... -ve A plitude +ve Figure 2 .2 . Definition diagra for wavelets. This si ple wavelet consists of positive and negative a plitude values (peaks...
2000
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
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
Wide-angle AVO-inversion using constant P-traces: AVP-inversion
Dennis Cooke
International Meeting for Applied Geoscience and Energy (IMAGE)
... stretch requires building the operator G so that it includes different source wavelets at different angles. The above practical issues are rapidly...
2022
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
A new method in predicting sandstone thickness using seismic amplitude ratio attribute
Bin Li, Jiawei Li, Hao Yan, Pengzhi Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...://doi.org/10.1190/1.2838274. Kallweit, R. S., and L. C. Wood, 1982, The limits of resolution of zero-phase wavelets: Geophysics, 47, 1035–1046, doi: https...
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