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The AAPG/Datapages Combined Publications Database
Showing 16,567 Results. Searched 195,452 documents.
Abstract: Correcting PS Receiver Statics using Hybrid Raypath Interferometry; #90172 (2014)
David C. Henley
Search and Discovery.com
... velocity (raypath angle) and receiver location to form common-angle gathers (analogous to commonoffset gathers in the XT domain). Each PP common-angle...
2014
Abstract: Optimum Aperture Length for Improving Dispersion Curve Analysis in CMP Cross-Correlation of Surface Waves; #90187 (2014)
Roohollah Askari, Robert J. Ferguson, and Helen Isaac
Search and Discovery.com
.... By putting together all the vertical shear wave velocity profiles of all the CMP gathers, 2D images of shear wave velocity are obtained for the data set...
2014
Value of elastic full-wavefield inversion in derisking clastic reservoirs in presence of noise
Partha Routh, Soumya Nayak, Jake Dorsett, Kaushik Banerji, Young Ho Cha, Vijay Gottumukkula, Gopal Palacharla, Vikas Gudipati, Ramesh (Neelsh) Neelamani, Seth Conway, Andrea Raphael
International Meeting for Applied Geoscience and Energy (IMAGE)
... to infer AVO information. Bandlimited P-impedance (Ip) and ratio of P- and S-wave velocity (Vp/Vs) are inverted from angle gathers with an estimated wavelet...
2023
Abstract: Examples of the Seismic Imprint of Cold Heavy Oil Production; #90171 (2013)
Ken Hedlin and Arthur Chan
Search and Discovery.com
.... Using the model parameters in Table 1, a rock physics model was created. The Gassman fluid substitution gives a significant decrease in P wave velocity...
2013
Dude, wheres my AVO? A case study from the Browse Basin, North West Shelf, Australia
Said Amiribesheli, Jordan McGlew, Joshua Thorp
Petroleum Exploration Society of Australia (PESA)
..., this velocity analysis proved to be insufficient for imaging the sections below the highly anisotropic Jamieson Formation shale which is found regionally...
2019
Seismic imaging of the Turtle Mountain structure, southwestern Alberta, Canada
J.H. Isaac, D.C. Lawton, C.W. Langenberg
CSPG Bulletin
... (MVA) using common image gathers. The correct velocity is that which images a particular reflector at the same depth for every source-receiver offset...
2008
Midland Basin Spraberry Exploration using High Resolution Elastic Inversion
Search and Discovery.com
N/A
Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology
Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia
Indonesian Petroleum Association
... statics correction, common conversion point (CCP) binning, converted wave velocity Vc and gamma (velocity ratio) analysis, and PS-wave migration...
2014
The Global Offset Seismic Approach: Improving Seismic Imaging In Complex Geological Settings
Paolo Dell'Aversana
Petroleum Exploration Society of Australia (PESA)
... as a valid support for static corrections, velocity analysis and migration. Pre-stack depth migration (PSDM) The CMP gathers were used as an input for a PSDM...
2004
Seismic Lithology and Pitfalls in Seismic Porosity Detection: ABSTRACT
D. R. Balogh, W. Barney, D. Harvey, G. W. Snyder
AAPG Bulletin
... in reflection amplitude with offset within common depth point gathers. Consequently, after stacking, the stacked section will be poorly correlated...
1985
Hybrid Velocity Model Building: 3D Ocean Bottom Cable (OBC) Orthorhombic Full Waveform Inversion (FWI) Depth Imaging of a Complex Geological Structure, Western Berau - Papua, Indonesia
Purbo Santoso, Yayat Supriatna, Tepy Septyana, Leo Tjahjadi, Yonghe Guo
Indonesian Petroleum Association
... Orthorhombic FWI updated model (b). It is clearly seen that the gathers are flatter after updating the velocity model using Orthorhombic FWI. © IPA, 2019...
2019
ABSTRACT: Azimuthal PSDM Residual Moveout Volume Scanning for Fracture Detection in a Structurally Complex Environment, by Sliz, Krzysztof K.; Jiao, Jianwu; #90141 (2012)
Search and Discovery.com
2012
A New Approach to Seismic Interpretation in Challenging Imaging Environments, by C. Edward Helsing and David C. Berman; #90052 (2006)
Search and Discovery.com
2006
Imaging of Fractures and Faults inside Granite Basement Using Controlled Beam Migration (Geophysics Paper 5)
Don Pham, Jason Sun, James Sun, Qingbing Tang, Graeme Bone, Nguyen Truong Giang
Geological Society of Malaysia (GSM)
... that is based on residual curvature analysis (RCA) of Common Image Gathers, in a top-down approach. The method was successful in group one, but met...
2008
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
... of the shear splitting analysis is assured, attention then focused on deriving full 360q azimuthal analyses on the offset-limited common receiver gathers...
Unknown
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
... of the shear splitting analysis is assured, attention then focused on deriving full 360q azimuthal analyses on the offset-limited common receiver gathers...
Unknown
Abstract: A Novel Pre-Stack Inversion Technique Investigating a Carbonate Reservoir’s Rock Properties, by Michael Fleming, Sarah Corrie, Gary Yu, and Gary Perry; #90077 (2008)
Search and Discovery.com
2008
Abstract: Assessment of a Re-processed GPR Data in the Distal Part of Trandum Delta in Southern Norway; #90254 (2016)
Nuha E. Mohamed, Tor S. Pedersen, Per Aagaard, Annik Myhre, and Walid Osman
Search and Discovery.com
... recorded as a singlefold, fixed-offset reflection profiles, expect for three common depth point (CDP) gathers recorded for velocity analysis. Both the 50...
2016
Abstract: Fracture Detection and Imaging Using Three-Component Borehole Seismic Data; #91204 (2023)
Ali Aldawood, Ali Alzayer, Ahmed Alawami, Abdulmohsen Alali
Search and Discovery.com
... emanating from the point source and propagating with the shear-wave velocity are recorded by the adjacent downhole geophones. We applied an elastic finite...
2023
Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)
Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson
Search and Discovery.com
... of residual moveout in prestack depth migrated common image point gathers: 69th SEG meeting. Wu, H., and J. Kees, 1999, Cartesian parameterization...
2015
Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34)
Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman
Geological Society of Malaysia (GSM)
... to minimize this problem. Presence of anisotropy was also observed in gathers during velocity analysis and was not accommodated for Petroleum Geology...
2003
Quantitative seismic interpretations to detect biogenic gas accumulations: a case study from Qaidam Basin, China
Yexin Liu, Zhuoheng Chen, Liqun Wang, Yongshu Zhang, Zhiqiang Liu, Yanhua Shuai
CSPG Bulletin
... impedance gathers, which can be generated from seismic gathers using a traditional recursive seismic inversion method. The C-SI procedures use the Interior...
2015
Abstract: Imaging Scattered Seismic Energy in Alberta Oil Sands; #90187 (2014)
Andrew V. Barrett
Search and Discovery.com
... migration time gather”. Figure 1: Three migrated gathers: (left) offset gathers, (middle) differential migration time gathers, (right) velocity scan gathers...
2014
Abstract: Surface-consistent transmission FWI; #91204 (2023)
Ernesto Sandoval, Daniele Colombo, Diego Rovetta, Apostolos Kontakis
Search and Discovery.com
... with a midpoint-offset (XYO) sorting domain. Surface-consistent analysis can be applied directly on raw data to obtain good velocity estimates from travel...
2023