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The AAPG/Datapages Combined Publications Database
Showing 1,098 Results. Searched 200,616 documents.
Abstract: High-resolution Automatic Microseismic Source Detections; #90187 (2014)
Stephen K. Chiu, Ulrich Zimmer, and Michael Davidson
Search and Discovery.com
... along a given traveltime curve over all receivers to yield a stacked image: N I (x, y, z) t2 Dj ( x, y, z, t(i)), j1 i t1 where I...
2014
Abstract: Relaxing the Near-Surface assumption in Estimating 3C Receiver Orientations: Azimuth-Stack Power Optimization of Reflected PS Data; #90187 (2014)
Nirupama (Pam) Nagarajappa, Peter Cary, and Chuck Ursenbach
Search and Discovery.com
... by Cary (2002). The traveltime of a PS-wave reflection event that passes through a single anisotropic medium of vertically aligned fractures varies...
2014
Abstract: Using-MultiFocusing 3D Diffraction Imaging to Predict Fracture Corridors/swarms in the Bazhenov Formation; #90187 (2014)
Marianne Rauch-Davies, Alex Berkovitch, Danil Pelman, and Kostya Deev
Search and Discovery.com
... of Fresnel zones from traveltime measurements. Geophysics, 58, No 6, 703–712. Kanasewich, E., and Phadke, S. [1988] Imaging discontinuities on seismic sections...
2014
Abstract: Shear Wave Splitting Parameter Estimation Using a Regular Distribution of Azimuths; #90187 (2014)
A. Stanton and M. D. Sacchi
Search and Discovery.com
...: the azimuth of the fast direction of the splitting layer, and the traveltime difference between a shear wave propagating in the slow and fast...
2014
Abstracts: Coulomb Stress Failures in Fracture Networks Resulting from Hydraulic Fracturing: A Tutorial; #90173 (2015)
Kris Vasudevan and David W. Eaton
Search and Discovery.com
... formation from the injected fluid is not fully factored into any traveltime procedures. Despite these challenges, rapid strides in advancing accurate...
2015
Abstracts: The Conventional and Non-conventional Seismic Differencing; #90173 (2015)
Vanja Vracar and Robert J. Ferguson
Search and Discovery.com
... (Berkhout and Verschuur, 2005): where and is surface reflectivity. The surface operator A does not contain traveltime. For the purpose of synthetic...
2015
Abstract: Multifocusing 3D Diffraction Imaging for Dectection of Fractured Zones in Mudstone Reservoirs; #90224 (2015)
Alana Schoepp, Evgeny Landa, Stephane Labonte
Search and Discovery.com
... in diffraction traveltime trajectories (Berkovitch et al., 2009). The presented case study shows that diffraction imaging offers a new perspective...
2015
Paleogene Arctic Wide Source Rocks: A Semi-Quantitative Appraisal
Ute Mann and Jochen Knies
Search and Discovery.com
...) IODP Leg 302 Two-way traveltime (msec.) SU 1600 AWI-91090 1800 LR6 LR5 2000 LR4 LR3 2200 ? ? 2400 Makarov Basin Amundsen Basin SINTEF...
Unknown
A Novel Remote Sensing Technology for Frontier Exploration Using Biosensors and Scanning Laser (Lidar) Technology, #40680 (2011)
Heinrich W. Meurer
Search and Discovery.com
... second to the ground. It measures the total traveltime of each individual light pulse from the LIDAR to the ground and back as a reflection...
2011
Multifocusing Stack Technique for Subsurface Imaging, #40749 (2011)
Sunjay Sunjay,
Search and Discovery.com
.... Hubral, and J. Schleicher, 1997, Eigenwave based multiparameter traveltime expansions: SEG, Expanded Abstracts, v. 16, p. 1770-1773. doi:10.1190/1.1885776...
2011
Stop Treating Diffractions as Noise Use them for Imaging of Fractures and Karst; #120057 (2012)
Mark Grasmueck, Tijmen Jan Moser, and Michael A. Pelissier
Search and Discovery.com
... of the few diffraction friendly processes is 3D migration: Energy is summed along diffraction traveltime curves. Such a new seismic imaging approach...
2012
Seismic Geomorphology and Stratigraphy of the Provence Shelf since the Messinian Salinity Crisis (SE France), #120092 (2013)
Aurelie Tassy, Francois Fournier, Jean Borgomano, Bruno Arfib, Philippe Munch, Isabelle Thinon, Marina Rabineau, Marie-Claire Fabri,
Search and Discovery.com
...-TravelTime (TWTT). In addition, older industrial and academic seismic surveys were integrated in this study: GL80 (TOTAL), RM84 (TOTAL), MARION (IFREMER), Me...
2013
Testing 3D Seismic Attribute Strategies for Subtle Fault Mapping; #41232 (2013)
J. H. McBride, R. William Keach, II, and Clayton K. Chandler
Search and Discovery.com
... of the Cambrian Mt. Simon Sandstone, we have computed attribute traveltime slices (combined with vertical views) based on discontinuity computations...
2013
Key Technologies for Processing of Seismic Data in Gas Cloud Area, Bohai Bay Basin, #42093 (2017).
Xia Tongxing, Ming Jun, Liu Lei, Zhou Xuefeng, Liu Hongxing, Liu Xuetong
Search and Discovery.com
... attenuated traveltime tomography. Then, model-driven Q compensation is realized directly during depth migration. Conventional reflection tomography...
2017
Sequence Stratigraphy of C and M Factories
Wolfgang Schlager
Special Publications of SEPM
... 0.30 0.40 0.50 0.60 0.70 6B two-way traveltime (s) 400 water depth (meters) 300 1 Site 1129 200 two-way-traveltime (secs) Fig. 8.5...
2005
Elastic full-waveform inversion using random space shift
Yuhui Yao, Jizhong Yang, Yuzhu Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... by using wave equation traveltime inversion (Ren et al., 2019, Xu et al., 2019, Zhang and Alkhalifah, 2019, Zhang et al., 2019). There are also some...
2022
Delineation of Jonah field Using Seismic and Sonic Velocity Interpretations
Ronald C. Surdam, John Robinson, Zun Sheng Jiao, Nicholas K. Boyd III
Rocky Mountain Association of Geologists
... the velocity profile at approximately 1.2 to 1.4 seconds two-way traveltime (TWTT). Thus, there is considerable topographic relief on the regional...
2001
Elastic FWI for large impedance contrasts
Zedong Wu, Zhiyuan Wei, Zhigang Zhang, Jiawei Mei, Rongxin Huang, Ping Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
...𝜏 2, (6) where Δ𝜏 is the traveltime difference between real data d and synthetic data p: 𝑡2 Δ𝜏 = 𝑎𝑟𝑔𝑚𝑎𝑥 𝜏 ∫ 𝑑(𝑡 + 𝜏)𝑝(𝑡)𝑑𝑡 . 𝑡1...
2022
Considerations in Azimuthal Processing and Velocity Inversion for Unconventional Plays
Michael J. Perz, William Keller, Victor Kriechbaum
Unconventional Resources Technology Conference (URTEC)
... of lateral velocity heterogeneity and/or orthorhombic anisotropy may cause complex traveltime distortions (even at modest propagation angles) which...
2018
From Seismic Stratigraphy to Seismic Sedimentology: A Sensible Transition
Hongliu Zeng
GCAGS Transactions
... in a small traveltime window that follows the depositional surfaces. Time slices and horizon slices are most commonly used seismic-surface displays...
2001
Identification of the North European Platform below the Eastern Part of the Western Carpathian Flysch Belt
Igor Hrueck, Duan Plaienka, Lubomil Pospil
AAPG Special Volumes
... geological interpretation. TWT = two-way traveltime; PKB = Pieniny Klippen Belt. See Figure 4 for legend.Figure 4. Time-migrated deep reflection...
2006
Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 2: Three-Dimensional Seismic Monitoring of an Enhanced Oil Recovery Process
Robert J. Greaves, Terrance J. Fulp
AAPG Special Volumes
... through the burned zone were collected. In Figure 14-2-9, density and sonic traveltime logs showing the reservoir sand from a preburn observation well...
2011
Three-Dimensional Seismic Imaging and Reservoir Modeling of an Upper Paleozoic Reefal Buildup, Reinecke Field, West Texas, United States
Arthur H. Saller, Skip Walden, Steve Robertson, Robert Nims, Joe Schwab, Hiroshi Hagiwara, Shigeharu Mizohata
AAPG Special Volumes
... interval is 5-ms two-way traveltime (TWT). Seismic section AA is in Figure 4, BB is in Figure 6, and CC and DD are in Figure 7. The south dome area...
2004
Section 1.2 Seismic Stratigraphy: High-Resolution Seismic Reflection Profiles
A. H. Bouma, C. E. Stelting, and M. H. Feeley
AAPG Special Volumes
...-way traveltime). In this chapter, we present examples with our interpretation of geological phenomena of Upper Pleistocene and Holocene deposits from...
1983
High-Resolution Seismic Reflection Profiles
A. H. Bouma, C. E. Stelting, and M. H. Feeley
AAPG Special Volumes
... are used for medium and deeper penetration (3 to 5 seconds two-way traveltime). In this chapter, we present examples with our interpretation of geological...
1987