Structural Framework of Lower Cretaceous Half Grabens in the Presalt Section of the Southeastern Continental Margin of Brazil

Oscar Lopez-Gamundi, Roberto Barragan

AAPG Special Volumes

...., 2006). Newly acquired seismic reflection data, particularly data processed using prestack depth migration (PSDM), allow us to unveil some details...

Accelerated deep learning-based estimation of wavefront dips and curvatures and their application to 3D prestack data enhancement

Kirill Gadylshin, Ilya Silvestrov, Andrey Bakulin

International Meeting for Applied Geoscience and Energy (IMAGE)

...Accelerated deep learning-based estimation of wavefront dips and curvatures and their application to 3D prestack data enhancement Kirill Gadylshin...

How Sealed Is a Seal? - High Resolution Seal Integrity Evaluation Using 3D Seismic Data

Gary Yu

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... such as prestack depth migration (PSDM) and prestack inversion but they are more time consuming and expensive to perform and not the subject discussed...

Current Workflows for Shale Gas Reservoir Characterization

Satinder Chopra, Ritesh Kumar Sharma, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

... in the source rock, followed by its migration into the reservoir rock in which it is trapped. Shale-gas formations are both the source rocks...

Monument Butte 3DReprocessing case study in Uinta Basin

Mitch Preston, Xinxiang Li, Seth Berman, Phillip Keith, Christopher Egger, Josef Heim, Nebojsa Pralica, David Brookes, James Beck

International Meeting for Applied Geoscience and Energy (IMAGE)

... and offset variations through 5D trace interpolation and azimuth-offset separated prestack migration capture possible azimuthal anisotropy in the data...

New Insights into the Deep-Water Otway Basin - Part 1. Integrated Depth Imaging Workflows Unravelling the Subsurface

Si Ying Lee, Bee Jik Lim, Arwindran Anantan, Alexander Karvelas

Australian Petroleum Production & Exploration Association (APPEA) Journal

... strategies The legacy prestack time migration image exhibited several challenges due to limited offsets, narrower bandwidth signal ranges and an unresolved...

Salt in the Vulcan Sub-Basin, NW Australia: Observations from High-Quality 3D Seismic Data and Implications for Palaeogeography

Simon Molyneux, Stephen Doyle

Australian Petroleum Production & Exploration Association (APPEA) Journal

... prestack depth migration sequence with full waveform inversion imaging and included several types of demultiple applications and five iterations of depth...

Deep carbonate reservoir characterization with unsupervised machine-learning approaches

Xuanying Zhu, Luanxiao Zhao, Xiangyuan Zhao, Yuchun You, Minghui Xu, Tengfei Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

.... This is followed by the prestack time migration (PSTM), which enables us to obtain 3D stacked image volumes (Cheng et al., 2012). The synthetic data includes 3D...

Research and application of Intelligent high resolution processing method based on ISTA-Net

Huahui Zeng, Qin Su, Sanyi Yuan, Lide Wang, Yanwu Xu, Huijie Meng, Deying Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

...k element, so ̃ that F ∗ F = I satisfies the symmetric network property. Examples (Optional) Figure 3 (a) 3 is the prestack time migration profile o...

Abstract: Which Curvature is Right for You? Part - 1; #90174 (2014)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

...-azimuth volume. Vector-tile and other migration-sorting techniques are now the method of choice for both conventional P-wave and converted wave prestack...

New Horizons and Technology for the Petroleum Exploration in China; #10175 (2009)

Cheng-zao Jia and Yan Song

Search and Discovery.com

... Member of Feixianguan Formation Bottom of Upper Permian Longgang Well-10 Reef Large Scale 3D Seismic Data Prestack Migration Processing...

Shale Gas Reservoir Characterization Workflows, #80379 (2014)

Satinder Chopra, Ritesh Kumar Sharma, and Kurt J. Marfurt

Search and Discovery.com

... rock, followed by its migration into the reservoir rock in which it is trapped. Shale-gas formations are both the source rocks and the reservoir rocks...

Aspects to the Resolving Power of 3D Seismic Surveys

Wolfgang Houba

Geological Society of Malaysia (GSM)

... of the main objectives of digital seismic data processing. A considerable contribution to these aims is also provided by the migration process...

Monitoring Sea-floor Instability Caused by the Presence of Gas Hydrate Using Ocean Acoustical and Geophysical Techniques in the Northern Gulf of Mexico

Erika Geresi, Ross Chapman, Tom McGee, Bob Woolsey

AAPG Special Volumes

...-phase-shift migration and interpolation: The prestack depth migration generates images of all reflection points, which are ruled by the macrovelocity...

The Depositional Environment of the Eocene Singer Sand in Southwestern Beauregard Parish, Louisiana

Samantha Leone, Timothy J. Bennett

GCAGS Transactions

..., prestack time migration was used because it was more accurate and less expensive than other types of migration. The method of prestack time migration first...

Abstract: Seismic Data Gather Conditioning for Prestack Seismic Data Inversion; #90319 (2018)

Gang Yu, Yusheng Zhang, Ximing Wang, Xing Liang, Benjing Liu, Scott Singleton, Maggie Smith

Search and Discovery.com

...Abstract: Seismic Data Gather Conditioning for Prestack Seismic Data Inversion; #90319 (2018) Gang Yu, Yusheng Zhang, Ximing Wang, Xing Liang...

Abstract: Integration Study of Petrophysics and Pre-Stack Seismic Inversion in Reservoir Characterization for the Zubair Formation in Central Iraq;

Chao Xu, Chunqiang Chen, Jixin Deng, Tao Yang, Zhongrong Mi, Jianhua Qu, Hua Bai, Chunshu Luo, Hong Yang, Yugang Hong

Search and Discovery.com

... was conducted. Preconditioning processing including noise filtering and residual NMO was conducted on the prestack seismic gathers. A lowfrequency impedance...

Suppression of coherent and random noise using adaptive thresholding method in seismic-while-drilling

Yue Ma, Yujin Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... an adaptive thresholding method in the localized frequency-wavenumber (f-k) domain of prestack seismic gathers. The propose method is effective...

Approximate yet essential: Advocating for a comprehensive seismic acquisition equation to guide single-sensor adoption

Andrey Bakulin, Ilya Silvestrov

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Signal-strength model Considering that seismic image results from a combination of migration and stacking processes, Meunier (2011) popularized...

Time-lapse full-waveform inversion strategies for Snowflake datasets acquired at Newell County Facility in Alberta, Canada

Hyeong-Geun Ji, Kristopher A. Innanen, Sea-Eun Park, Ju-Won Oh

International Meeting for Applied Geoscience and Energy (IMAGE)

... ways to avoid storing source wavefield snapshots in 2D elastic prestack reverse time migration: Geophysics, 80, no. 1, S1–S18, doi: https://doi.org...

Diagenetic and Seismic Concerns Associated with Interpretation of Deeply Buried Mobile Shales

R. J. Day-Stirrat, A. McDonnell, L. J. Wood

AAPG Special Volumes

..., 2002, Resolving fault shadow problems in Irian Jaya (Indonesia) using prestack depth migration: The Leading Edge, p. 911912.Goulty, N. R., 1998...

CSPG/CSEG/CWLS Convention 2006; - Abstracts, #90211 (2015).

Search and Discovery.com

Seismic Imaging of Sturctural, Stratigraphic and Diagenetic Plays - Workshop Summary

Bruce Hart

PTTC

... propagation and acquisition geometry. Migration is applied after stacking the data, and recently prestack migration has been developed for complex geological...

“The Explosion in Marine Seismic Technology – How to Choose the Right Tool”

William S. French, Svein Vaage

Southeast Asia Petroleum Exploration Society (SEAPEX)

... a comparison of a prestack depth migration using a velocity model for P-wave reflections (left) and using a velocity model for a P-wave converted...

Abstract: Trace Interpolation and Elevation Statics by Conjugate Gradients; #90172 (2014)

Marcus Wilson, Robert J. Ferguson

Search and Discovery.com

...: Geophysics, 64, No. 4, 1067-1078. Margrave, G. F., and Ferguson, R. J., 1999, Prestack depth migration by symmetric nonstationary phase shift: CREWES...