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The AAPG/Datapages Combined Publications Database
Showing 695 Results. Searched 200,685 documents.
Hydrocarbon Type Discrimination Using AVO analysis, Sama Field, WDDM, Nile Delta, Egypt, #20335 (2015).
Mahmoud M. Hemdan, Mostafa El-Sadek, Islam Yehia, Ahmed Hosny, Islam Ali
Search and Discovery.com
... Match Far 30° – 45° AVO synthetic creation and comparison Yes No Well logs Angle-dependent wavelets set Intercept Gradient AVO classified seismic...
2015
Integrated Reservoir Characterization of Thin Bed Reservoir in Desert Area, #20391 (2017).
Jie Chen, Jixiang Lin, Jie Li, Yu Lin, Yaonan Li, Jing Bie, Yuzhen Wang
Search and Discovery.com
... and wavelets caused by near surface, and source variation. In addition, we were trying to compensate the subsurface absorption as much as possible...
2017
A Holistic Approach to Model-Building in and Around Injectites: A Case-Study Offshore Norway, , #42193 (2018).
Victoria Valler, Nathan Payne, Thomas Hallett, Marcin Kobylarski, Girish Venkatraman, Jochen Rappke, Dirk Fairclough
Search and Discovery.com
... anomalies (Fruehn et al., 2014). The GMO picker tracks wavelets above a user-defined semblance value to feed into the tomographic update of velocity...
2018
Geostatistical Integration of Multiscale Data to Construct the Hunton Group GeocellularModel: Upscaling Logs and Downscaling Seismic Impedance Volumes, #42255 (2018).
Benmadi Milad, Abdulmohsen AlAli, Roger Slatt, Kurt Marfurt
Search and Discovery.com
... inversion Figure 11. A) Angle dependent wavelets extracted for well to seismic tie and inversion.. Amplitudes at time (top) and cross Well- ll. shown...
2018
Seismic Array Response in the Presence of Intra-Array Variations in Element Weights, Elevations, and Positions; #42328 (2018)
Ryan Adhi Putra, Abdullatif A. Al-Shuhail
Search and Discovery.com
... the case when all wavelets were centered at t = 0 and add up in phase. Furthermore, in decibel (dB) scale, the normalized trace energy is: (11) Due...
2018
Automatic Seismic-to-Well Tie by Restricted Adjustment of Sonic Logs; #42466 (2021)
Gabriel R. Gelpi, Daniel O. Pérez, Danilo R. Velis
Search and Discovery.com
.... Johnston, 1998, Wavelets, well ties, and the search for subtle stratigraphic traps: Geophysics, v. 63/1, p. P297–P313. Figure 1. Results...
2021
VSP – The Link Between Geology and Geophysics, by Ronald C. Hinds and Richard Kuzmiski, #40552 (2002).
Search and Discovery.com
2002
Applications of Shallow High-Resolution Seismic Reflection to Environmental Problems
Richard D. Miller, William E. Doll, Carlene Merey, William E. Black
Environmental Geosciences (DEG)
... and velocity) to simulate vertical incidence, followed by the summation of all wavelets with subsurface reflecting points in common. The resulting display...
1994
Enhancing Consistency Between Geological Modeling and Seismic Pre-Stack Amplitude Inversion With Pseudo-Wells: An Example From the Gendalo Field
David Glenn, Febry Hariyannugraha, Rhys Schneider, Khristina Kirschner, Skip Walden, Steve Smith, Eduardo Berendson, Chris Skelt, Leonard Lisapaly, Robert van Eykenhof, Mark Sams
Indonesian Petroleum Association
... data were also used to model seismic wavelets corresponding to the four angle stack cubes. Several horizon picks representing tops of the sand...
2005
Turbidites, and the Case of the Missing Dunes
R.W.C. Arnott
Journal of Sedimentary Research (SEPM)
... wavelets in laminar open-channel flows: Journal of Hydraulic Research, v. 38, p. 331–338. Coleman, S.E., and Melville, B.W., 1996, Initiation of bed forms...
2012
Robust localized adaptive waveform inversion: A new regularization for Gabor deconvolution
Peng Yong, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... experiment to show how resolution could be downgraded with the delta-type regularization. Figure 1 (a) presents two 5 Hz Ricker wavelets with a 0.5...
2022
Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings
F. Sandnes, L. Nustt, S. G. Henry
Indonesian Petroleum Association
... and the associated downgoing VSP wavelet. The downgoing wavelets from airgun sources, including source ghosts, are close to minimum phase or close to 90° phase (sign...
1983
Sparse time-frequency representation based on Unet with domain adaptation
Yuxin Zhang, Naihao Liu, Yang Yang, Zhiguo Wang, Jinghuai Gao, Xiudi Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... into the size of 512x512. Then, we utilize the Ricker wavelets, whose dominant frequencies are 20 Hz to 60 Hz with a sample interval of 5 Hz, to create...
2022
A Review of Seismic Acquisition Trials and Procedures in the Cooper Basin, South Australia
J. R. Hughes, N. A. Fitzgerald
Petroleum Exploration Society of Australia (PESA)
... appear to give better wavelets, i.e. even though the wavelet sidelobes are higher amplitude, there is less correlation noise apparent on the wavelet...
1989
A practical implementation of data-space Hessian in the time-domain formulation of source extended full-waveform inversion
Gaoshan Guo, Stephane Operto, Ali Gholami, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... inversion with Ricker wavelets of 1 and 2 Hz peak frequencies and perform 300 IR-WRI iterations with 10 and 5 inner iterations, respectively, when CG...
2022
The Geophysicists' Bane: Multiple Suppression on the North West Shelf
C. R. T. Ramsden, M. R. Hobson, R. Cooper
Petroleum Exploration Society of Australia (PESA)
... by extracting wavelets before and after spectral equalisation (Figure 6). The method of spectral equalisation has been described by Coppens and Mari...
1988
Three-dimensional Seismic Inversion and Geostatistical Reservoir Modeling of the Rotliegend Gas Field
R. K. Shrestha, M. Boeckmann, S. Faruqi, M.-K. Wang
AAPG Special Volumes
... and the estimated wavelet at well B are shown in Figure 3. The wavelets estimated at all 26 well locations are consistent in their amplitude and phase...
2006
Quantitative Interpretation: Use of Seismic Inversion Data to Directly Estimate Hydrocarbon Reserves and Resources
James Shadlow, Adam Craig, David Christiansen, Robert Mitchell
Petroleum Exploration Society of Australia (PESA)
... to subtly lower gamma-ray response where sands not clearly interpreted. Figure 4: Multi-well statistical wavelets extracted for use in inversion. Note...
2018
Seismic Facies Mapping --- Getting More Geology into Your Play
Rob Kirk
Petroleum Exploration Society of Australia (PESA)
... of these wells and then asked the software to rebuild the entire 3D data set of the interval using those 7 wavelets and show how well the real data...
2016
Challenges of Sub-Thrust Imaging Using Broadband Three-Dimensional Seismic Data: a Case Study in the Outer Banda Arc, Indonesia
Masamichi Fujimoto, Yonghe Guo, Anky Fatwa, Yuki Sasaki
Indonesian Petroleum Association
... phase of wavelets from the shallow to deep section. Figure 7 shows a shallow section of the final Kirchhoff PrSTM fullstack. Steep dip structural events...
2014
Geostatistical Inversion on Broadband Seismic Data: A Case Study Offshore Malaysia
Francois Baillard, Murthy Jayanthi Venkata Satyanarayana, Rakesh Doshi, Kwong Wee Poh, Rajat Rathore, Siew Mun Tan, Loic Michel, Eric Andersen, Shivaji Maitra, Riccardo Vercesi, Lam Hoang Do
Indonesian Petroleum Association
.../Vs ratio were generated and then convolved with the 2004 wavelets to generate synthetic traces for the partial stacks up to 45 degrees and finally...
2016
Complex Geology and Gas Hydrate Dynamics Characterize Mississippi Canyon Block 798 on the Upper Continental Slope of the Northern Gulf of Mexico
Geresi, Erika, Lutken, Carol, McGee, Tom, Lowrie, Allen
GCAGS Transactions
... of compressional-wave propagation within most unconsolidated sea-floor sediments. Second, seismic wavelets are limited in time (because they do not exist...
2002
Recent Stromatolites from Hydromagnesite and Aragonite Depositing Lakes Near the Coorong Lagoon, South Australia
M. R. Walter , S. Golubic, W. V. Preiss
Journal of Sedimentary Research (SEPM)
... in width from about 10 cm to 100 cm (Figs. 4-5). During the following winter the margins of these polygons are eroded back by wind-generated wavelets...
1973
Seismic Stratigraphy Interpretation Using Sequence Stratigraphy: Part 1: Seismic Stratigraphy Interpretation Procedure
P. R. Vail
AAPG Special Volumes
... wavelets that originate from the impedance contrasts. Figure 2 is an example of a synthetic seismogram that accomplishes both of these objectives...
1987
Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation
Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz
AAPG Bulletin
... properties. It incorporates angle-dependent reflectivity into the forward model by including multiple angle-dependent wavelets and three a-priori low...
2012