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The AAPG/Datapages Combined Publications Database

Showing 27,586 Results. Searched 195,354 documents.

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Angle-constrained VSP least-squares reverse-time migration based on a high-efficiency stabilized Poynting vector

Xuan Ke, Mauricio Sacchi, Ying Shi

International Meeting for Applied Geoscience and Energy (IMAGE)

...d Poynting vector regions of effective imaging. Therefore, incorporating wavefield extrapolation direction and dip angle information can aid us in dist...

2023

A Comparative Study of 3-D Noise Attenuation Techniques

Daniel Wheaton, Yendri, Kusnarya

Indonesian Petroleum Association

... simultaneously over a group of inline and crossline seismic traces. f-k (frequency-wavenumber) filters that are designed to attenuate linear coherent...

1996

Abstracts: Seismic Attributes on Frequency-enhanced Seismic Data; #90173 (2015)

Satinder Chopra, Kurt J. Marfurt, Somanath Misra

Search and Discovery.com

... component of the surface (Chopra and Marfurt, 2008). Dip-steered mean filters work well on prestack data in which discontinuities appear as smooth...

2015

Rock Physics Inversion: A Montney Case Study, #41295 (2014)

James Johnson, Lisa Holmstrom, Satwant Diocee, Rob Tilson, Sean Johnson

Search and Discovery.com

... percent, and locally up to 9%. The Lower Montney was deposited in an offshore shelf environment and represents the down-dip equivalents of up-dip...

2014

A novel vector PP imaging condition for elastic reverse-time migration

Bingkai Han, Weijian Mao, Xiao-Bi Xie

International Meeting for Applied Geoscience and Energy (IMAGE)

... in artificial polarity reversals. Yan and Xie (2012) propose an angle-domain imaging condition that applies filters to pre-stack angle-domain images to suppress...

2023

Mapping Sand Fairways and Salt Structures Using Modern Techniques Applied to South Louisiana Gravity Data [Abstract]

Shawn T. Mulcahy,, Paul N. Lawless

New Orleans Geological Society

... into areas where there is less data or geologic information. We applied a series of frequency-domain filters that enhance certain aspects of the input...

2003

AAPG Archie Series, No. 1, Chapter 10: Modeling Log Responses in Thinly Bedded Reservoirs

Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia

AAPG Special Volumes

... to determine hydrocarbon pore-thickness in thinly bedded reservoirs because of the limits imposed by the vertical resolution of the logging tools [Chapter...

2006

Specialized processing of a massive distributed acoustic sensing (DAS) 3D VSP in a producing well

Ali Sayed, Francesca Twynam, Ran Bachrach, Philippe Caprioli, Marcus Holloway, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... frequency. Appropriate spatial and temporal filters, applied before decdimation, ensure energy preservation within the main lobe of the gauge length sinc...

2023

Complex Geology and Gas Hydrate Dynamics Characterize Mississippi Canyon Block 798 on the Upper Continental Slope of the Northern Gulf of Mexico

Geresi, Erika, Lutken, Carol, McGee, Tom, Lowrie, Allen

GCAGS Transactions

...) imply a diverse geology and stress regime. This character is illustrated by a seismic dip section from northwest to southeast that starts...

2002

Interpolating High-Resolution Well Log Volume Using Seismic Dip Vectors and Control Grids

Yingwei Yu

Unconventional Resources Technology Conference (URTEC)

... the dip vectors from the seismic volume with an array of log-Gabor filters, and combine them with the human operator’s high-level URTeC 2435701 2...

2016

A High-Resolution Seismic Survey to Image the Top of Salt at Avery Island, Louisiana

Dawn Standridge, Cathy Bishop, Gary Kinsland, Robert Schneider, Laura Serpa

GCAGS Transactions

... intermediate filters between the known minimum and maximum frequency limits of the signal. Since the upper limits of the signal were determined...

2005

ABSTRACT: DEPTH IMAGING VELOCITY ESTIMATION CASE HISTORY IN A CHALLENGING AREA OF CALIFORNIA; #90014 (2003)

Fliedner, Moritz, Dimitri Bevc, Robert Clapp

Search and Discovery.com

..., and (2) a whole-model tomographic update which is constrained by dip steering filters obtained from analyzing the slopes present in the image...

Unknown

Abstract: Statics and Trace Regularization; #90211 (2015)

Robert Ferguson

Search and Discovery.com

... of seismic data is investigated by treating wavefield extrapolation as a least-squares inversion problem. Weighed, damped leastsquares is then used...

2015

A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods

Kriyanti Setiyono, Ken H. Matson

Indonesian Petroleum Association

... and multiples. One basic approach utilizes moveout properties that differentiate primaries from multiples, for example, f-k and Radon demultiple filters...

2000

Advanced Reprocessing and Imaging: Enhancing Legacy Surveys

Dominic Fell, Shane Westlake, Richard Patenall, Jennifer Badry

Petroleum Exploration Society of Australia (PESA)

... towards the centre of the survey. The overburden section consisted of mostly low dip layered units with significant vertical velocity variations...

2016

Full Use of Dipmeter Data for Geocellular Property Modeling in the McMurray Formation, Alberta; #41586 (2015)

Gregory S. Benson

Search and Discovery.com

... dipping samples using a dip angle cutoff or facies filters in a separate step. Figure 5. Dip-Stick display of filtered dipmeter data colored by Gamma...

2015

Abstract: Interesting Directions Being Pursued in Seismic Curvature Attribute Analysis; #90187 (2014)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... shows the effect of using dip filters and how the resulting attributes look so much better. Such processes are all referred to as conditioning...

2014

Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)

Mark Ng

Search and Discovery.com

... extrapolation depth steps (thereby leading to a 2 to 4 times speed-up for 2D and 3D prestack WEM). The second idea is aimed at suppressing artifacts wherever...

2013

ABSTRACT Seismic Characterization of Discontinuities Zones from a Deepwater Fold-and-Thrust System Niger Delta, #90104 (2010)

Iacopini David; Butler Robert W.

Search and Discovery.com

... volume and then produced a steering volume using structurally‐oriented dip  and azimuth filters. The steering volumes were then reprocessed using...

2010

Stratigraphic Applications of Dipmeter Date in Mid-Continent

R. L. Campbell, Jr.

AAPG Bulletin

... of sediment transport, the direction of interval thickening, and present structural dip. These methods improve the accuracy of the orientation and extrapolation...

1968

Abstract: Pitfalls in Prestack Inversion of Merged Seismic Surveys; #90239 (2015)

Sumit Verma, Shiguang Guo, Thang Ha, and Kurt Marfurt

Search and Discovery.com

... frequency, high amplitude ground roll. Given the sparsity of the survey, modern f-kx-ky filters were not able to remove ground roll prompting...

2015

AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction

David W. Bell

AAPG Special Volumes

... of Western Canada basin: discussion: AAPG Bulletin, v. 63, p. 812–814. Liner, C. L., 1999, Concepts of normal and dip moveout: Geophysics, v. 64, p...

2001

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