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The AAPG/Datapages Combined Publications Database

Showing 31,881 Results. Searched 195,364 documents.

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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

... precise velocity model combined with the appropriate migration algorithm can focus the recorded energy to its true subsurface locations. However...

2016

Velocity-depth trends in Mesozoic and Cenozoic sediments from the Norwegian Shelf: Discussion

Peter Japsen

AAPG Bulletin

...) present log data from 60 wells on the Norwegian Shelf to investigate velocity-depth trends in sedimentary rocks. They present an interesting analysis...

2006

Critical Analysis of Stack Seismic Systems: DISCUSSION

Richard H. Hopkins

AAPG Bulletin

...Critical Analysis of Stack Seismic Systems: DISCUSSION Richard H. Hopkins 1967 2475 2475 51 12. (December) Nugent, L. E., 1967 Critical analysis...

1967

Seismic Foldout: Revealing a Promising New Play Concept in the Salar Basin, Offshore Canada

Yermek Balabekov, Susana Tierrablanca, Sriram Arasanipalai, Nizar Chemingui, PGS

GEO ExPro Magazine

... and provide better property constraints for QI analysis and anomaly interpretation. The high-resolution velocity model constrains lithologic...

2023

Facies and Stratigraphic Controls on Velocity Anomalies in The North Madura Platform, Offshore East Java Basin

Fithra Harris Darmawan, Shakila Bt Mustaffa, Aditya Kusuma Wijaya, M Nauvall Juliansyah, Geovani Kaeng

Indonesian Petroleum Association

... depth conversion or depth migration. Accurate depth conversion or depth migration requires an accurate velocity model. Attempts to build...

2019

True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)

M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin

Indonesian Petroleum Association

... in the shallow interval; these velocity and imagery artifacts were not fully solved by the initial 2004-2005 Pre-Stack Time Migration processing (Fig. 5...

2011

New Integrated Workflows for Improved Pore Pressure Prediction and Seismic Imaging, #41705 (2015).

Marek Kacewicz, Sankar Muhuri, Weihong Fei

Search and Discovery.com

... stress and velocity models, inversion for new velocities / anisotropy, and pre-stack depth migration. The process starts in the shallow section where...

2015

Abstract: Angle Gathers for Gaussian Beam Depth Migration; #90211 (2015)

Samuel Gray

Search and Discovery.com

... importance to prestack depth migration. They allow seismic velocity estimation by tomography and other methods, and they allow the analysis of seismic...

2015

Determination of Velocity Model by Using NIP-Wave Tomographic Inversion: Application to Synthetic and Real Data

A. Hendriyana, R. Sule, Y. Akbar, L.A. Poerwaka, T.A. Sanny, Sardjito, Waluyo, Adriansyah

Indonesian Petroleum Association

... to produce velocity fields with sufficient accuracy. Major classes appear, namely that migration-based velocity analysis update (Al-Yahya, 1989...

2009

Abstract: Subsalt Velocity Estimation Using Wave-Equation Tomography with Surface Offset Gathers; #90319 (2018)

Yujin Liu, Yan Wu, Xiongwen Wang, Tong W. Fei, Yi Luo

Search and Discovery.com

...Abstract: Subsalt Velocity Estimation Using Wave-Equation Tomography with Surface Offset Gathers; #90319 (2018) Yujin Liu, Yan Wu, Xiongwen Wang...

2018

Improving Stratigraphic and Structural Interpretation of Suban 3D Through Advanced Reprocessing

Safitri Nurida, Irfan Yuliandri Syukri, Ludy Andria

Indonesian Petroleum Association

...-processing and pre-stack time migration phase followed by pre-stack depth migration phase. It incorporates thorough noise attenuation and detailed velocity...

2019

Gabor Depth Migration using a New Adaptive Partitioning Algorithm

Yongwang Ma

Search and Discovery.com

... created by the algorithm. Gabor Depth Migration Example The Marmousi velocity section used in Gabor depth imaging in this paper is shown in Figure 3...

Unknown

Gabor Depth Migration using a New Adaptive Partitioning Algorithm

Yongwang Ma

Search and Discovery.com

... created by the algorithm. Gabor Depth Migration Example The Marmousi velocity section used in Gabor depth imaging in this paper is shown in Figure 3...

Unknown

A Southern North Sea Multi-Survey preSDM using Hybrid Gridded Tomography, #41592 (2015).

Ian Jones, Emma Evans, Darren Judd, Alan Campbell, Steve Elam

Search and Discovery.com

... and the layer pick itself. In this case the model above the soft-constraint pick can change. Velocity Model Building and Pre-Stack Depth Migration...

2015

Acoustic approximation VTI reverse-time migration using pseudo-depth mapping method

Xinwen Zhang, Jianping Huang, Zhenchun Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Petroleum Geologists REFERENCES Alkhalifah, T., 2003, Tau migration and velocity analysis: Theory and synthetic examples: Geophysics, 68, 1331–1339, doi...

2023

Application of Illumination Compensation to Irregular Surface Areas Imaging; #40773 (2011)

Yueming Ye and Ru-shan Wu

Search and Discovery.com

... of rugged surfaces; (b)) migration velocity field; (c) original short record. (a) (b) Figure 4: The comparison of final image with different method...

2011

Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)

S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva

Geological Society of Malaysia (GSM)

... moveout (RMO) analysis (Woodward et al. 2008). This paper will discuss the multi azimuthal tomography velocity model building workflow and depth imaging...

2012

Abstract: A Comparison of Standard Migration with EOM for Hussar Data; #90174 (2014)

Thais A. Guirigay, John C. Bancroft, and J. Helen Isaac

Search and Discovery.com

... plot and therefore improve the resolution of velocity analysis over conventional common midpoint gathers. Introduction Migration is one of the most...

2014

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

... analysis were separated by only about 1000 ft. Using this finer sampling grid, 1262 individual velocity profiles and a new anomalous velocity volume were...

2001

Chapter 10-part 3: 3-D Depth Image Interpretation

William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel

AAPG Special Volumes

... in spatially smooth RMS velocities are generally not harmful in time migration, cumulative errors in the local interval velocity are leveraged and magnified...

2011

Common Reflection Surface (CRS) Stack: Limitations and Opportunities for High-Resolution Seismic Imaging; Real Data Cases

M. S. Jaya, E. A. Sentani, Yendri, Widjonarko, D. Santoso

Indonesian Petroleum Association

... acquisition geometry (Gierse et al, 2007); new migration velocity analysis techniques such as poststack time remigration (Jaya et al. 1996, 1997, 1999...

2007

Thinking in Depth

Jim Durrant

Petroleum Exploration Society of Australia (PESA)

... a nd affordabl e by all exp lo ration companies. Time and depth migration schemes differ in the ir treatment of lateral velocity variations. generall...

1995

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