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The AAPG/Datapages Combined Publications Database
Showing 722 Results. Searched 200,693 documents.
Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)
R. Soubaras, R. Dowle, and R. Sablon
Search and Discovery.com
... acquisition (top) and variable depth streamer acquisition (bottom) in deep water offshore West Africa. The seismic wavelets extracted from the images...
2014
Abstracts: Revisiting Homomorphic Wavelet Estimation and Phase Unwrapping; #90173 (2015)
Roberto H. Herrera and Mirko van der Baan
Search and Discovery.com
... is likely to be sub-optimal. Recent developments in statistical wavelet estimation demonstrate that nonminimum wavelets can be estimated directly from...
2015
Abstract: Two Issues about the Application of VP/VS: Quality Improvement and Error Analysis; #90211 (2015)
Duojun Zhang and Larry Lines
Search and Discovery.com
... of wavelets extracted from PP (left) and PS (right) seismic data. Datapages/Search and Discovery Article #90211 CSPG© 2015 CSPG/CSEG/CWLS Convention...
2015
Abstract: *Hölderian Regularity-Based Seismic Attributes: A Case Study from Algerian Field Data; #91202 (2022)
Said Gaci and Mohammed Farfour
Search and Discovery.com
... mode decomposition-based seismic attributes. In a book:‘’ Methods and Applications in Petroleum and Mineral Exploration and Engineering Geology’’, Gaci...
2022
Understanding Seismic Amplitudes, by Steve Henry, #40135 (2004).
Search and Discovery.com
2004
Integrated Geoscience and 4D Technology Defines Reservoir Compartments to Extend Production Life of the Ravva Field, K-G Basin, India, #20186 (2012)
Ray McClenaghan, Kausik Saika, Susanta Mishra, Challapalli Rao, Kondal Reddy, Menal Gupta, Joel Guttormsen, Sivasankar Joysula, Stuart D Burley
Search and Discovery.com
... composition of the embedded seismic wavelets. The seismic sections show the production related time-lapse changes (Figure 2). Interpretation The Ravva...
2012
Geological Modeling with Seismic Inversion for Deepwater Turbidite Fields Offshore Northwestern Myanmar; #40877 (2012)
Dongil (David) Kim, Su-Yeong Yang, and Jaewoo Kim
Search and Discovery.com
... model, defining stratigraphic grid Seismic stacks and wavelets Histogram Well logs 14 Geostatistical Inversion Output: High Vertical Resolution...
2012
Structural Curvature versus Amplitude Curvature, #41012 (2012)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
.... The amplitudes of the five wavelets in (c ) above define the components of the five element long principal component eigenvector, v1. 2. To calculate the energy...
2012
Seismic-Based Volcano Identification and Characterization in HD Oilfield, Tarim Basin; #10747 (2015)
Yaonan Li, Guizhong Wang, Desheng Sun, Hongmei Zhang, Zhen Zou, Lin Yu, Sheng Cao
Search and Discovery.com
... the data resolution is improved. Figure 4 shows the 3D source wavelet QC that compares the spatial variation of wavelets between before and after...
2015
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)
... A(m) self-adjoint. Classical FWI satisfies the wave-equation constraint exactly at each iteration and projects ur (m) = A(m)−1 b∗ in the observartion...
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