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The AAPG/Datapages Combined Publications Database

Showing 206 Results. Searched 191,954 documents.

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Determination and Delineation of Anomalously Pressured Gas Accumulations in the Siberia Area, Washakie Basin, Wyoming

Ronald C. Surdam, Zun Sheng Jiao, Yuri Ganshin, Nicholas G. K. Boyd III

Wyoming Geological Association

... as the basis for the velocity analysis. The Amoco processing flow included true amplitude recovery, surface consistent deconvolution, time-variant spectral...

2001

Abstract: Estimation of Q: a Comparison of Different Computational Methods; #90187 (2014)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

... In this article, four methods of Q estimation are investigated: the spectral-ratio method, a matchtechnique method, a s pectrum modeling method and a time...

2014

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: A Practical Approach for Estimating Receiver Statics in 2D/3C Seismic Data Processing; #90173 (2015)

Dumitru Ion and Mike Galbraith

Search and Discovery.com

... are shown in the time variant spectral balancing section comparison (Figure 5). The Common Conversion Point (“CCP”) stack is estimated based an improved C...

2015

Delineation of Anomalously Pressured Gas Accumulations in the Riverton Dome Area, Wind River Basin, Wyoming

Ronald C. Surdam, Zun Sheng Jiao, Nicholas G. K. Boyd III

Wyoming Geological Association

... amplitude recovery, surface consistent deconvolution, time variant spectral whitening, statics and applied residual statics. The data were summed in 500...

2000

Fracture Characterization Based on Attenuation Estimation From Seismic Reflection Data Using Well-Log-Based Localized Spectral Correction

Fangyu Li, Tao Zhao, Tengfei Lin, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

... unphysical negative Q values are obtained. We also apply this method to Barnett shale data, and get promising result. Time-variant Spectral Model When...

2015

Results of a 3-D Seismic Shoot at Lopeno Field, Zapata County, Texas

By Richard W. Debus and E. E. Rudder

GCAGS Transactions

... Phase Conversion 3-D Geometry Assignment Trace Edits Mute True Amplitude Recovery Deconvolution Time Variant Scaling Velocity Analysis NMO...

1998

No Slide Title

Search and Discovery.com

N/A

ABSTRACT: Seismic detection of faults and fractures; #90136 (2011)

Santinder Chopra

Search and Discovery.com

... decomposition-based inversion for seismic reflectivity, a process that removes the time-variant wavelet from the seismic data and extracts the reflectivity...

2011

Geophysical Techniques Used in Petroleum Exploration in the Ying Ge Hai Area, Zhanjiang, SW Guangdong Province, China

L. William Edwards

Circum Pacific Council Publications

... Signature/Spike DBS + + Time Variant Gain Stack Offset stack Beam Steering Weighted-offstack Normal stack (60, 120, 160 fold) RMS gain Peaks gain RMS...

1989

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: Nonstationary Predictive Deconvolution; #90172 (2014)

Gary F. Margrave, Michael P. Lamoureux

Search and Discovery.com

... flexible mechanism for nonstationary, or time-variant, signal analysis and processing. Let Tk : L2 ® L2 be any linear operator that maintains...

2014

Abstract: Q Estimation by a Match-filter Method; #90174 (2014)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

... of a spectral ratio is a matching filter. However, computing the match filter in the time domain is more robust in the presence of noise than direct...

2014

Exploration and Detection of Subsurface Water Using Broadband Electromagnetic Sensors

T. David McGlone

Environmental Geosciences (DEG)

... of the data to obtain the magnetic field strength. As a transmitting device, a coil converts a time-variant current into a time-variant magnetic field...

1998

Data Enhancement from a 486-Channel Streamer

Bill Dragoset, Ken Larner

Pacific Section of AAPG

... identically. The processing included geometric spreading correction, unit-distance predictive deconvolution, CDP stacking, time-variant frequency...

1980

ABSTRACT: Improving Seismic Interpretability by Integrating Well Seismic Data into Processing; #90061 (2006)

Norbert Van de Coevering, Rusdinadar Sigit, Reza Lasman, Andrew Bisset, George Soosai, Mark Newman, and Ardiek Mahargono

Search and Discovery.com

... to process the seismic data in Murphy Oil. Through various examples in the Sarawak Basin, VSP-based time variant Q compensation function improves...

2006

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

... is used to balance amplitude level at near and far offset trace. Time variant spectral balancing (TVSB) used to enhance amplitude level, this method...

2017

New Data Reveals Sub-Salt Levantine Basin

Øystein Lie, Per Helge Semb

GEO ExPro Magazine

... SRME, high resolution Radon demultiple, multiple diffraction attenuation, f-x deconvolution, Q-compensation, time-variant filtering, Kirchhoff PSTM...

2009

The TsunamiŽ Survey Offshore Sumatra, a Cooperative Geo-Technical Project for Deep Crustal Study WesternGeco/Schlumberger/CNRS-IPG Paris/BPPT

Soelistijani M, Martin Bayly, Tim Bunting, Satish C. Singh

Indonesian Petroleum Association

... filter, time variant beam forming - based on the size of the Fresnel zone and spectral edit for remaining swell noise and other noise transients...

2008

Abstract: Multi-component or Vector Dip Filtering Using the S-transform; #90187 (2014)

Kristof De Meersman and Majda Mihoub

Search and Discovery.com

... time variant spectral estimates. While many such transforms are available in the literature we chose the S-transform for a number of reasons that we...

2014

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

Digital Simulation Models of Evaporite Sedimentation: ABSTRACT

Louis I. Briggs, Darinka Zigic-Toshich

AAPG Bulletin

..., and their dynamic interaction define the simulation model. It is four dimensional and time variant. Geology of evaporite deposits provides the setting...

1968

Geologic/Geophysical Study of Fluvial Delta in Offshore Louisiana: ABSTRACT

John E. Jordan, Jr.

AAPG Bulletin

.... These reflection coefficients were then filtered using a time-variant filter. The depositional model was constructed on the basis of the correlation...

1981

Seismic Data Preconditioning for Improved Reservoir Characterization (Inversion and Fracture Analysis); #41347 (2014)

Darren Schmidt, Alicia Veronesi, Franck Delbecq, and Jeff Durand

Search and Discovery.com

... accomplished through the use of (time-variant) trim statics. However, if VTI or HTI patterns are observed on the seismic data, then additional anisotropy...

2014

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