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The AAPG/Datapages Combined Publications Database

Showing 583 Results. Searched 195,387 documents.

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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

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