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The AAPG/Datapages Combined Publications Database
Showing 336 Results. Searched 195,354 documents.
Optimal transport for elastic source inversion
Tyler Masthay, Björn Engquist
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Figure 1 demonstrates that convexity of W2 under shift is preserved after renormalization of a model elastic wave with a Ricker wavelet source...
2023
Abstracts: Color Correction for Gabor Deconvolution: A Test with Field Data; #90173 (2015)
Peng Cheng, Gary F. Margrave, David C. Henley
Search and Discovery.com
.... The synthetic seismic trace was created using a Ricker wavelet with a dominant frequency of 40Hz. The last event of the synthetic seismic trace is generated...
2015
Abstracts: Feasibility of 4D Multicomponent Seismic Methods for Monitoring CO2 Storage in the Redwater Leduc Reef, Alberta; #90173 (2015)
Taher M. Sodagar and Don C. Lawton
Search and Discovery.com
... were generated by convolving the reflectivity functions at the computed arrival times with a zero-phase 40 Hz Ricker wavelet for PP data and a 20 Hz...
2015
Seismic Characterization of Large-scale Sandstone Intrusions
Mads Huuse, Joe Cartwright, Andrew Hurst, Noralf Steinsland
AAPG Special Volumes
... modeling traces using a 30-Hz Ricker wavelet. Note that a prospective sandstone may result in a bright soft, bright hard, or dim event, depending...
2007
Fracture Characterization Based on Attenuation Estimation From Seismic Reflection Data Using Well-Log-Based Localized Spectral Correction
Fangyu Li, Tao Zhao, Tengfei Lin, Kurt J. Marfurt
Unconventional Resources Technology Conference (URTEC)
...-velocity (Figure 3). The source pulse is a Ricker wavelet of 100-Hz central frequency. We set up two cases on this model: one with no thin beds...
2015
Use of 2-D and 3-D Seismic Data to Reduce Drilling Risk, Ismay Algal-Mound Play, Southern Paradox Basin
Beth McBride, Claudia A. Rebne
Rocky Mountain Association of Geologists
... response is shown with a 40 Hz Ricker wavelet (Fig. 6B). The tuning point is defined as where constructive interference of the wavelets from the positive...
1997
Minnelusa Formation Exploration, Powder River Basin, Wyoming: An Integrated Approach
Laura A. Welch, Jesse C. Taylor
Rocky Mountain Association of Geologists
... wavelet similar in character to a Ricker wavelet. Ricker wavelets were therefore used to create synthetic seismogramsfrom the well logs to correlate...
1985
Abstract: VSP P-Wave Attenuation Model Study in Elastic Earth: Spectral Ratio method Vs Centroid Frequency Shift Method; #90187 (2014)
Waheduzzaman Talukder and Ralph Phillip Bording
Search and Discovery.com
... edge (Fig. 1). The source signature shown in the Fig.2, is a single Ricker wavelet with 50Hz. dominant frequency. The computation of all the 2D...
2014
A dense linear array for passive seismic imaging of geothermal structural features: The FOAL experiment at Utah FORGE
Jaewoo Kim, Jonathan Ajo-Franklin, Tanner Shadoan, Valeriia Sobolevskaia, Julia Correa, Barry Freifeld
International Meeting for Applied Geoscience and Energy (IMAGE)
... was generated by convolving a Ricker wavelet with a center frequency of 30 Hz with arrival time data predicted through ray tracing using a velocity model...
2023
From a Field Based Geological Model to a Seismic Image: The Middle Eocene Ainsa System (South-Central Pyrenees); #90017 (2003)
Giovanni Benevelli, S. Angella, L. Fava, P. Rocchini, A. Valdisturlo
Search and Discovery.com
... to compare the synthetic seismic line with the acquired one, we choose a zero-phase, 100 Hz Ricker wavelet (fig. 1). The seismic-modeling software offers...
2003
Predicting Reservoir Properties from 3-D Seismic Attributes with Little Well Control - Jurassic Smackover Formation, Bruce S. Hart, Search and Discovery Article #40046 (2002)
Search and Discovery.com
2002
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... triangles, while the source is explosive modeled with a Ricker wavelet with a peak frequency of 30HZ. Both the pressure and particle velocities...
2015
The Balance between Geophysics and Geology in Seismic Interpretation, by Alistair R. Brown, #40615 (2010).
Search and Discovery.com
2010
One-Dimensional Prestack Seismic Inversion with Very Fast Simulated Annealing using Edge-Preserving-Smoothing Filter; #41576 (2015)
Somanath Misra, Mauricio Sacchi
Search and Discovery.com
... the Aki-Richards approximation of Zoeppritz equations. The angle-dependent reflection coefficients are further convolved with a known Ricker wavelet...
2015
Seismic Modeling of an Early Jurassic, Drowned Carbonate Platform: Djebel Bou Dahar, High Atlas, Morocco (1)
A. EWAN CAMPBELL and JAN STAFLEU
AAPG Bulletin
... as in Figure 6a. Figure 8b shows a vertical incidence synthetic seismogram of the platform margin model using a 50-Hz Ricker wavelet...
1992
Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings
F. Sandnes, L. Nustt, S. G. Henry
Indonesian Petroleum Association
... results from convolution of the reflection coefficients estimated from velocity and density logs with a zero phase Ricker wavelet of desired bandwidth...
1983
Seismic Qualitative and Quantitative Analysis for Reservoir Characterization of Globigerina BH Gas Field, North East Java Basin.
Indra Sumantri, Okky Yuditya Pahlevi, Hendra Himawan, Vickry Rowi, Kian Han
Indonesian Petroleum Association
... be continued, in this case the angle is set between 5o – 45o with 30Hz Ricker wavelet convolution to model the offsetdependent reflectivity synthetic...
2021
PP-PS depth-domain AVA inversion
Maud Cavalca, Robin P. Fletcher
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and acquisition limitations (geometry footprint, bandlimited source wavelet). An estimate of reflectivity can then be derived through iterative...
2023
Abstract: Nonlinear Seismic Wave Propagation in Heavy Oil; #90224 (2015)
Wubing Deng and Igor B. Morozov
Search and Discovery.com
...-domain differential equations (1)–(3) can be readily implemented in 1-D a finite-difference algorithm. The source is modelled as a zero-phase Ricker...
2015
ABSTRACT: Rejuvenation of a Mature Field Through Application of a Unique Frequency Enhancement Technology; #90007 (2002)
Marcus L. Countiss
Search and Discovery.com
... directly from it. The operation is entirely mathematical with no wavelet estimation or other interpretive input applied. The primary requirement...
Unknown
Abstract: Spectral Analysis in Stratigraphic Interpretation, by Yihua Cai; #90200 (2014)
Search and Discovery.com
2014
Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey
Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove
AAPG Bulletin
... are then calculated along the ray path, and these coefficients are convoluted by a Ricker wavelet. This method is fast and correctly images inclined reflectors...
2007
Abstract: Spectral-element Simulations of Elastic Wave Propagation in Exploration and Geotechnical Applications; #90187 (2014)
Lin Zheng, Qi Zhao, Qinya Liu, Bernd Milkereit, and Giovanni Grasselli
Search and Discovery.com
..., derive a set of relationships for the momentum equation over the subspace defined by the element set, and assemble these relations into a linear system...
2014
-- no title --
Ehsan, Athar
Search and Discovery.com
... VGFWI wave equation to those computed by the convention FWI method. A single shot ejecting a ricker wavelet, dominant frequency of 10.0Hz was placed...
Unknown
Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)
Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji
Search and Discovery.com
... shot ejecting a ricker wavelet, dominant frequency of 10.0Hz was placed at the middle of the cube. Snapshots at different time intervals were recorded...
2023