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The AAPG/Datapages Combined Publications Database

Showing 26 Results. Searched 195,354 documents.

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Time-Domain High-Resolution Radon Transform (Geophysics Paper 4)

Michel Schonewille, Peter Aaron, Carl Notfors

Geological Society of Malaysia (GSM)

... velocity gathers and offset space reconstruction, Geophysics, 60, 4, 1169-1117. Thorson, J. R., and J. F. Claerbout, 1985, Velocity stack and slant...

2008

Abstract: Statics Preserving Sparse Radon Transform; #90224 (2015)

Nasser Kazemi

Search and Discovery.com

... Expanded Abstracts 2013, 1838–1842. Thorson, R. and J. Claerbout, 1985, Velocity-stack and slant-stack stochastic inversion: Geophysics, 50, 2727...

2015

Abstract: Application of 2D Crosscorrelation and Radon Transform for Analysis of Double Couple Microseismic Source; #90187 (2014)

Neda Boroumand and Hassan Khaniani

Search and Discovery.com

..., 1985, Velocity stack and slant stochastic inversion: Geophysics, 50, 2727-2741. Warpinski, N.R., Wolhart, S.L. and Wright, C.A. 2004. Analysis...

2014

Foredeep: Three Seismic Profiles Through The Po Plain

M. Pieri

AAPG Special Volumes

... consistent Migration: FINITE DIFFERENCE Source of Velocities for Processing: Seismic velocity analyses and constant velocity stack Figure 2...

1987

Abstract: Interferometric Approach to Complete Refraction Statics Solution; #90187 (2014)

Valentina Khatchatrian and Mike Galbraith

Search and Discovery.com

... refraction velocity for the same refractors (Palmer, 2001, 2009; de Franco, 2005, 2011). First, we generate the refraction convolution stack to obtain...

2014

The Geophysicists' Bane: Multiple Suppression on the North West Shelf

C. R. T. Ramsden, M. R. Hobson, R. Cooper

Petroleum Exploration Society of Australia (PESA)

... velocity or slowness) and tau, (intercept time on the zero offset trace). The transform, also referred to as the "slant• stack" is built by summing along...

1988

The Seismic and Geological Definition of a Reef

R. A. Maxwell, W. Thomsen, F. Wilson

Oklahoma City Geological Society

.... Figure 4. FINAL SECTION - 12 FOLD End_Page 269------------------------ Figure 5. CONSTANT VELOCITY STACK SHOTPOINTS, 12-24 Figure 6. AVERAGE...

1973

The Role of Regional Seismic Surveys in the Exploration of the North West Shelf

J. Ostby, C. Johnston

Petroleum Exploration Society of Australia (PESA)

... and by ensuring that signals have their correct velocity deeper diffraction tails 'stack out' (Yilmaz, 1989). The high-velocity surface layer gives...

1994

Section 3: Displays of Seismic Sections: The Middle America Trench

Barclay P. Collins and Joel S. Watkins

AAPG Special Volumes

... (LDRs) and the bottom simulating reflector (BSR) associated with gas hydrates. A constant velocity stack of 1524 m/sec was generated to enhance the BSR...

1986

Seismic Imaging through Outcropping Carbonates: An Example from the Canadian Rocky Mountains, , #41533 (2015).

Yong Hua, Don C. Lawton

Search and Discovery.com

... with migration algorithms on either pre-stack gathers or post-stack. Iteration of Velocity Analysis and Residual Statics Optimum stacking velocities were...

2015

Seismic Processing Strategies in the Deep Water Kutai Basin … Gendalo Hub Pre-Stack Depth Migration

Xiuyuan Li, Harmit Singh, Joe Zhou, Graham Hodgkiss, Neil Young, Helmut Hsiao

Indonesian Petroleum Association

... in the pre-stack time migrated data. The effectiveness of the depth interval velocity model in incorporating those velocity variations is one...

2011

Hybridised Weighted Boot-Strap Differential Semblance

Hamish Wilson, Lutz Gross

Petroleum Exploration Society of Australia (PESA)

... Sciences [email protected] SUMMARY Velocity analysis is often necessary in pre-stack seismic processing to produce a good estimate of subsurface velocities...

2016

Abstract: A Tour of High Resolution Transforms; #90171 (2013)

Mauricio D. Sacchi

Search and Discovery.com

... reconstruction by generalized deconvolution , SEG, Expanded Abstracts,23,1989. J. R. Thorson and J. F. Claerbout, 1985, Velocity stack and slant stack...

2013

Abstracts: Application of CSP Gather Modeling for Determination of Velocity Smoothing Operator for Prestack Kirchhoff Depth Migration; #90173 (2015)

Hassan Khaniani and John C. Bancroft

Search and Discovery.com

... on a synthetic complex data set, Rice University Yilmaz, Ö., 1989, Velocity-stack processing: Geophys. Prosp., 37, 357-382. AAPG Search and Discovery Article...

2015

Quality Data at a Reduced Price: Innovative Approaches in 3-D Acquisition and Processing

Mars E. Semaan, Michel F. Bee, Maryanto, Gerard Dufourd, Eddy A. Sentani

Indonesian Petroleum Association

... the 15 m bin size in the crossline direction Final shift from floating datum to sea level datum Post stack partial constant velocity (6500 ft...

1995

Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia

Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... Figure 5 shows the legacy PSTM stack is converted to depth domain using the PSTM velocity for comparison purposes. Figure 6 is the reprocessed PSDM stack...

2018

Abstract: Nisku Multiple Attenuation with Interpolation and Sparsity: A Case Study; #90172 (2014)

Lee Hunt, Scott Reynolds, Mark Hadley, Scott Hadley, Mike Perz, Ye Zheng

Search and Discovery.com

..., High-resolution velocity gathers and offset space reconstruction: Geophysics, 60, 1169-1177. Thorson, J. R. and Claerbout, J. F., 1985, Velocity_stack...

2014

Abstract: Simultaneous Source Separation Via Robust Time Variant Radon Operators; #90187 (2014)

Amr Ibrahim and Mauricio D. Sacchi

Search and Discovery.com

... the conjugate gradient method: Geophysics, 52, 179. Thorson, J. R. and J. F. Claerbout, 1985, Velocity-stack and slant-stack stochastic inversion: Geophysics, 50...

2014

Structural and time-lapse imaging through gas clouds via FWI at Eldfisk field, North Sea

Zhengxue Li, Leila Bencherif-Soerensen, Per Gunnar Folstad, Brian Macy, Simon Shaw, Baishali Roy

International Meeting for Applied Geoscience and Energy (IMAGE)

...-derived velocity and a stack-based Q-RTM imaging flow, yielded images within the SOAs better than legacy images. However, reflectors beneath the gas...

2023

Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations

Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau

Geological Society of Malaysia (GSM)

... with the same velocity. By this is meant that the section obtained after stack preserves all reflected and diffracted zero-offset energy such that after...

1996

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... proportionally to the fold of the data. Pre-stack scaling, deconvolution, and filter can improve the resolution of subsequent velocity analyses. Applying...

1986

Abstract: Simultaneous P-P and P-S Waveform Inversion Algorithm Using Pre-Stack Time Imaging Method ; #90187 (2014)

Hassan Khaniani, John C. Bancroft, and Eric von Lunen

Search and Discovery.com

... lateral velocity variations, the linearized solution of the seismic reflection inverse problem can be obtained using the Pre-Stack Time Migration...

2014

Radar Structure of Earthquake-Induced, Coastal Landslides in Anchorage, Alaska

Walter A. Barnhardt, Robert E. Kayen

Environmental Geosciences (DEG)

... coherently. At the correct velocity, however, the signals do stack coherently and thus are amplified. By plotting and visually picking the highest...

2000

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... the stack we see in the central portion of the figure. A feature of note is the presence of a very steep and coherent event best shown in the high velocity...

1978

Subsurface Geotechnical Hazards in Petroleum and Geothermal Development

Robert C. Erickson

AAPG Special Volumes

... sediments based on velocity plot from velocity stack recorded during geophysical survey. End_Page 529------------------------ Under-Saturated...

1981

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