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The AAPG/Datapages Combined Publications Database
Showing 583 Results. Searched 195,387 documents.
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)
...Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34) Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman Warta Geologi...
2003
Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area
M. A. H. Zuberi, E. Cho, T. Seher, R. Myklebust
International Meeting for Applied Geoscience and Energy (IMAGE)
...the difference between initial and final velocity after 11 iterations for acoustic FWI using (a) FKfiltered data (b) reconstructed data. Kirchhoff mi...
2023
Understanding Holographic Imaging of Seismic Data— Contrast with Signal Processing Imaging Methods
Norman S. Neidell
GCAGS Transactions
.... Neidell, N. S, 1997, Perceptions in seismic imaging, part 1: Kirchhoff migration operators in space and offset time, an appreciation: The Leading Edge, v...
2023
Danish Sector: Insight into Mature and Deeper Plays
Will Bradbury, Steve Drewell, Gulnara Hickman, TGS
GEO ExPro Magazine
...-stack Kirchhoff time migration. A second pass of hi-resolution Radon de-multiple was performed post migration, followed by additional noise attenuation...
2013
North Gabon: Lightning Strikes Connect the Gulf of Mexico Subsalt Trend to North Gabon
Karyna Rodriguez, Neil Hodgson, Howard Nicholls, Paolo Esestime, TGS
GEO ExPro Magazine
... to be related to shallow amplitude anomalies, indicating active hydrocarbon migration. derived velocity model (Figure 1). High velocities, which...
2019
Abstract: Lithofacies Prediction from Seismic, One Step at a Time: An Example from the McMurray Formation Bitumen Reservoir at Surmont; #90171 (2013)
Matt Hall
Search and Discovery.com
... from correlating logs filtered with a 200 Hz hi-cut to a pre-stack, straight-ray Kirchhoff time migration processed with amplitude- and phase-friendly...
2013
Eagle Ford Shale Prospecting with 3-D Seismic Data Within a Tectonic and Depositional System Framework, #10361 (2011)
Galen Treadgold, Steve Sinclair, David F. Nicklin, Bruce Campbell,
Search and Discovery.com
...) Data Analysis – Understanding signal and noise issues Seismic Emission Tomography Kirchhoff migration to image microseisms Ray Tracing Before...
2011
Petroleum Plays and Prospectivity in the Kwanza and Benguela Basins of Offshore Angola, #10443 (2012)
Jennifer Greenhalgh, Ron Borsato, Frances Mathew, George Duncan-Jones, Idima Pimenta, Jandira Marques da Silva, Luis Narciso da Silva
Search and Discovery.com
... based on previous experience within the region. The sediment model was updated using a variety of migration algorithms – Kirchhoff and Reverse Time...
2012
PSDM for Unconventional Reservoirs? A Niobrara Shale Case Study; #80392 (2014)
Morgan P. Brown
Search and Discovery.com
... Meeting April 7, 2014 a division of Why Prestack Depth Migration (PSDM)? Simple refraction Air Kirchhoff WEM RTM Water Complex focusing Niobrara...
2014
The Magic of Depth Imaging in a Complex Geological Setting A Case Study from Upper Indus Basin (Pakistan), #42330 (2018).
Syed Firasat Shah, Musharaf Sajjad
Search and Discovery.com
... of the upper Indus Basin of Pakistan. Based on a workflow for pre-stack depth imaging, Anisotropic Reverse Time Migration (TTI RTM) was carried out...
2018
Quantitative Interpretation Reveals Prospectivity of the Kwanza Shelf, Offshore Angola
Roberto Ruiz, Cyrille Reiser, Avril Burrell, PGS, Jean Afonso Colsoul, Naire Judith Ricardo Cahumba Quenge, ANPG
GEO ExPro Magazine
... derived from 3D Kirchhoff Pre-Stack Depth Migrated (KPSDM) data, highlighting a possible migration route for hydrocarbons from a syn-rift source rock...
2021
Hybrid 3D Marine Towed-Streamers and Ocean-Bottom Nodes Survey - Challenges and Solutions for Seismic Data Processing and Imaging
Wai Leng Cheah, Wong Li Ming Joyce, Evonne Hooi Rong Yu, Artem Sazykin, Gavin Menzel-Jones
Indonesian Petroleum Association
... after noise attenuation. P-component (left) does not record any shear energy. Figure 6 - Q-Kirchhoff depth migration results using different...
2019
Application of interpolation to regional 2D data to produce 500,000 km2 of 3D data to visualise exploration plays along the east coast of India
Daniel Milo David Davies, Andrew M. King, Subodh Notiyal, Asit Kumar
International Meeting for Applied Geoscience and Energy (IMAGE)
... seismic volume, the interpolated data is then imaged with a 3D Kirchhoff migration (figure 2). Figure 1 – Map of input data geographically located (left...
2023
Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging
S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin
Indonesian Petroleum Association
..., Kirchhoff prestack depth migration and reverse time migration (RTM) were used. The final imaged data show consistent improvement throughout the section...
2020
Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).
Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones
Search and Discovery.com
... model and migration operator that provides the simultaneous corrections of the complex kinematics and the intrinsic attenuation that are present...
2016
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
...Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad Tony Johns Anisotropic PP and PSv Prestack Depth...
Unknown
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
...Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad Tony Johns Anisotropic PP and PSv Prestack Depth...
Unknown
The Role of Statics Application in the Imaging of Sub-Surface in Fold Belt Areas, #40746 (2011)
Arun Kumar Arya, Bharat Chandra Joshi, Narinder Pal Singh,
Search and Discovery.com
... muting before poststack migration is effected. Kirchhoff time migration with the smoothed version of stacking velocity may be used for poststack...
2011
Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia
Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam
Indonesian Petroleum Association
...., and Hung, B., 2002, Amplitude preserving v (z) prestack Kirchhoff migration: Demigration and modeling: 64th Conference and Exhibition, EAGE...
2015
Reviving an old Buffalo - Breathing new life into an old dataset with modern technology
R. McGee, H. Debenham, P. Hoiles, A. O'Neill, J. Miller, A. Padman
Petroleum Exploration Society of Australia (PESA)
... tapes through to a Kirchhoff preSDM image with a velocity model building workflow that incorporated FWI. The initial pre-migration processing...
2019
High frequency refraction/reflection full-waveform inversion case study from North West Shelf offshore Australia
David Dickinson, Fabio Mancini, Xiang Li, Kai Zhao
Petroleum Exploration Society of Australia (PESA)
... 6), captures major velocity variations conforming to geology (Figure 3), and overall the corresponding migration gathers are fairly flat. Although...
2018
Phase-Ray Maslov Summation: A Complete Finite-Frequency Ray Method
Tianfei Zhu
Search and Discovery.com
.... It is, for example, a key element of the Kirchhoff migration algorithm which has been a major tool over the past decade for prestack depth imaging...
Unknown
Phase-Ray Maslov Summation: A Complete Finite-Frequency Ray Method
Tianfei Zhu
Search and Discovery.com
.... It is, for example, a key element of the Kirchhoff migration algorithm which has been a major tool over the past decade for prestack depth imaging...
Unknown
Seismic Imaging of the Overturned Limb of a Footwall Syncline in the Alberta Foothills of the Canadian Rocky Mountains and Its Impact on Exploration; #30533 (2017)
Andrew C. Newson
Search and Discovery.com
... improvement, and the definition of robust velocity functions. This was followed by the Kirchhoff PSTM. (Geosystems, 2006). Pre Stack Depth Migration...
2017
A Relict Triangle Zone at Benjamin Creek Gas Field, Southern Alberta Foothills: Geometry, Kinematics and Preservation
Roland G. Dechesne, James W. Muraro
CSPG Bulletin
.... An interpretation has been roughed-in on this near-final version of a post-DMO stack Kirchhoff time migration. Marker horizons shown represent unit tops...
1996