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The AAPG/Datapages Combined Publications Database

Showing 197 Results. Searched 188,040 documents.

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Abstract: Reflectivity Color Correction in Gabor Deconvolution; #90211 (2015)

Carlos Montana and Gary Margrave

Search and Discovery.com

... trace with color correction. (d): Time-variant apparent phase rotation before and after Gabor deconvolution. (e): Time-variant time shift...

2015

Abstract: Color Correction for Gabor Deconvolution and Nonstationary Phase Rotation; #90171 (2013)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

... feature of nonwhite reflectivity is smoothly time variant. So, ˆ | R (τ , f ) | can be expressed as G ˆ | RG (τ , f ) |= a0 (τ ) + a1 (τ ) f + a2 (τ...

2013

Abstract: Color Correction for Gabor Deconvolution and Nonstationary Phase Rotation; #90171 (2013)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

... feature of nonwhite reflectivity is smoothly time variant. So, ˆ | R (τ , f ) | can be expressed as G ˆ | RG (τ , f ) |= a0 (τ ) + a1 (τ ) f + a2 (τ...

2013

Abstracts: Color Correction for Gabor Deconvolution: A Test with Field Data; #90173 (2015)

Peng Cheng, Gary F. Margrave, David C. Henley

Search and Discovery.com

..., and this color characteristic is time-variant. So, seismic deconvolution needs to be corrected in a nonstationary way. Color correction for Gabor...

2015

Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

... model yields a filter operator that compensates the attenuated energy of signal in a time-variant manner. A mathematical model of frequency attenuation...

2004

Abstract: Push the Limits of Seismic Resolution Using Surface Consistent Gabor Deconvolution; #90171 (2013)

Xinxiang Li and Darren P. Schmidt

Search and Discovery.com

... [email protected] Summary The Gabor deconvolution methods capture and remove the time-variant earth filter effects embedded in recorded seismic...

2013

High-Resolution Deconvolution with Sparsity and Lateral Continuity Constraints

Juefu Wang

Search and Discovery.com

... be applied poststack (i.e., after surfaceconsistent deconvolution and time-variant spectral whitening have been run in an effort to remove trace...

Unknown

High-Resolution Deconvolution with Sparsity and Lateral Continuity Constraints

Juefu Wang

Search and Discovery.com

... be applied poststack (i.e., after surfaceconsistent deconvolution and time-variant spectral whitening have been run in an effort to remove trace...

Unknown

Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)

Todor I. Todorov, Gary F. Margrave

Search and Discovery.com

...Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014) Todor I. Todorov, Gary F...

2014

Abstract: Nonstationary Predictive Deconvolution; #90172 (2014)

Gary F. Margrave, Michael P. Lamoureux

Search and Discovery.com

... slice and by summing construct a time-domain nonstationary deconvolution method based on gapped prediction filtering. We call this new method slicedecon...

2014

Statistical Relations Between Borehole and Surface Data

Dale G. Stone

Oklahoma City Geological Society

... data can be derived from the logs in lieu of simple exponentials. Time variant coherency measure quantifies the degree of similarity between...

1984

Statistical Relations Between Borehole and Surface Data: ABSTRACT

Dale G. Stone

AAPG Bulletin

... scaling curves for seismic data can be derived from the log instead of simple exponential. Time variant coherency measure quantifies the degree...

1981

Abstract: Inserting Stratigraphic Deconvolution into the Possessing Flow to Improve the Resolution of AVO; #90172 (2014)

Norm Kalmanovitch

Search and Discovery.com

... source for VIBROSEIS data, as well as some sort of scaling to balance the amplitude of the traces. It is critical that no time variant processes...

2014

Practical Use of Inverted Seismic Data: ABSTRACT

Gary Hamill

AAPG Bulletin

... be restored deterministically by the use of a geologic model with interval velocities specified. Time-variant pr cesses should be minimized...

1985

Abstract: Seismic Study of a Possible Eroded Impact Structure, Southern Alberta; #90224 (2015)

Wei Xie and Douglas R. Schmitt

Search and Discovery.com

... Picking Elevation/Refraction Static Corrections Exponential Gain (Time Power) /AGC Time Variant Band-Pass Filter Predictive Deconvolution Spiking...

2015

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Kemmerer Area, Lincoln County Wyoming

M. A. Norton

AAPG Special Volumes

... pattern with 57 L-10 geophones was used. The processing sequence included a time variant minimum phase inverse filter, predictive deconvolution...

1983

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

Satinder Chopra, Kurt J. Marfurt, Somanath Misra

Search and Discovery.com

... to correct for the dynamic loss of high frequencies. This involves choosing two or three time-windows for the deconvolution, each with its own...

2015

Basic Seismic Processing: Part 7. Geophysical Methods

Peter M. Duncan

AAPG Special Volumes

... of such interactions is called convolution. Reversing the process is called deconvolution (Sheriff, 1984). If one knows the response time...

1992

The Application of Image Processing Techniques for Complex Structures

V. Sudhakar, I. T. McMahon

Indonesian Petroleum Association

... in interval velocity with depth, the DMO operator used is based either on a time-invariant or time-variant DMO algorithm. To some extent the velocity...

1987

Comparison of Seismic Reconvolution and Gabor Deconvolution in Improving Seismic Images to Detect Local Fluid Trapping

Madaniya Oktariena, Wahyu Triyoso

Indonesian Petroleum Association

... Deconvolution, with its lengthy processing time, has a benefit in enhancing the attenuation derived energy loss by addressing the non-stationary...

2016

Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement

Mauricio D. Sacchi

Search and Discovery.com

... and parabolic paths (for a frequency domain implementation) and linear and hyperbolic paths (for a time-variant/time domain numerical implementation...

Unknown

Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement

Mauricio D. Sacchi

Search and Discovery.com

... and parabolic paths (for a frequency domain implementation) and linear and hyperbolic paths (for a time-variant/time domain numerical implementation...

Unknown

Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data

Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin

Indonesian Petroleum Association

... receiver gather domain are processed with the same flow, which is bandpass filter, deconvolution, time variant spectrum balancing, velocity analysis...

2017

Active Margin: Depositional Sequences in the Castellon Area, Offshore Northeast Spain

D. R. Johns, M. A. Herber, and M. M. Schwander

AAPG Special Volumes

..., were reprocessed from GSI de-reverberated and time-variant-filtered stacks by applying Kirchoff migration and phase deconvolution. Multiplication...

1987

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