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The AAPG/Datapages Combined Publications Database

Showing 29,102 Results. Searched 195,456 documents.

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Abstract: Robust Rank-Reduction Filters for Erratic Noise; #90174 (2014)

Stewart Trickett, Lynn Burroughs, and Andrew Milton

Search and Discovery.com

... examples using real data. Introduction Random noise is often erratic – that is, it has wild values (outliers) that do not obey a Gaussian...

2014

Maximizing imaging resolution and amplitude fidelity of low-dip stratigraphic traps through continued optimization of seismic acquisition and processing: A case study from the Guyana South East Stabroek Block

Yaxun Tang, Fuxian Song, Lorie Bear, Mark Widmer, Luke Wilson, Vikas Gudipati, Rishi Bansal, Steve Knapp, Chunshou Xia, Wei Zhao, Yu Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., noise attenuation including multiple removal, high-resolution VMB iterating between time-lag FWI (TL FWI) and tomography, and AVAcompliant post...

2023

Multiwell 3D DAS-VSP data acquisition for offshore exploration in the Middle East

Qingfeng Li, Gang Yu, Jilong Zhao, Dong Huang, Yangshuan Fan

International Meeting for Applied Geoscience and Energy (IMAGE)

... signal-to-noise ratio and high-resolution raw records. Fourthly, various factors such as annulus attenuation outside the tubing, gas lift, downhole...

2023

Abstract: Seismic Data Decomposition into Spectral Components Using Regularized Nonstationary Autoregression; #90187 (2014)

Sergey Fomel

Search and Discovery.com

.... Potential applications of the proposed technique include noise attenuation, seismic data compression, and seismic data regularization. Introduction...

2014

Key Aspects of Multi-Azimuth Acquisition and Processing

James Keggin, Ted Manning, Walter Rietveld, Chris Page, Eivind Fromyr, Roald van Borselen, Mazin Farouki

Indonesian Petroleum Association

... objective proposed by Keggin et al was multiple diffraction attenuation. This aspect can become significant in areas where residual-multiple energy left...

2008

Development of Limited Discrete Fracture Network Using Surface Microseismic Event Detection Testing in Canadian Horn River Basin

Claudio Virues, Jason Hendrick, Sudhendu Kashikar

Unconventional Resources Technology Conference (URTEC)

... fracturing completions program at an 8 well pad. By placing sensors at various depths and recording during treatment, noise attenuation with depth can...

2016

Full-Waveform Inversion Application on 2D Slanted Streamer Data - A Case Study

Andreas Waluyo

Indonesian Petroleum Association

... migration workflow that includes designature to zero phase, random and linear noise attenuation, multiple elimination, Kirchhoff prestack depth...

2014

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

... is then to separate the weak signal from the noise particularly in the low frequency range of 3-12Hz. Scattering, spherical divergence and multiple reflections add...

2008

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

... understanding of stratigraphic attenuation of seismic waves, we investigate the response to spherical waves of a simple density step model. The Weyl...

2013

Abstract: Estimating Q from Hydraulic Fracture Related Seismicity; #90187 (2014)

Gisela Viegas, Adam Baig, Ted Urbancic, Eric von Lunen, Jason Hendrick, and Sean Lovric

Search and Discovery.com

... dimensional shape and regions saturated/depleted of hydrocarbons or fluids. Introduction Seismic attenuation, a combination of energy dissipation...

2014

Hybrid 3D Marine Towed-Streamers and Ocean-Bottom Nodes Survey - Challenges and Solutions for Seismic Data Processing and Imaging

Wai Leng Cheah, Wong Li Ming Joyce, Evonne Hooi Rong Yu, Artem Sazykin, Gavin Menzel-Jones

Indonesian Petroleum Association

...) to build a noise model and then, with the help of the least-squares approach, adaptively match and subtract the model from the Z-component. INTRODUCTION...

2019

Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging

S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin

Indonesian Petroleum Association

.... • Significant attenuation of seismic energy in the basaltic sequences due to its complex internal structure generally causing weak sub-basalt signal...

2020

Handling noise in AEM inversion … implications for subsurface characterisation

Shane Mulè, Camilla Soerensen, Tim Munday

Petroleum Exploration Society of Australia (PESA)

... data. Key words: AEM inversion, noise, processing. INTRODUCTION The comparison of algorithms for the inversion of airborne electromagnetic (AEM) data...

2019

Seismic Image Enhancement of the Banyu Urip Carbonate Buildup, Cepu KKS, With Effective Data Denoise and Q-Compensated PSDM

Gene Skeith, Peter Traynin, J. M. Reilly, Mike Rainwater, Parada Devy Silitonga

Indonesian Petroleum Association

.... REFERENCES Neelamani, R., Baumstein, A. I., Gillard, D. G. , Hadidi, Mohamed T. and. Soroka, W. L., 2008, Coherent and random noise attenuation using...

2008

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).

Geoff Mansfield, Subhash Chandra, Peter Carver

Search and Discovery.com

... in Figure 3 is an example of data with this sequence applied. Recent advances in processing technology particularly related to noise attenuation...

2016

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).

Geoff Mansfield, Subhash Chandra, Peter Carver

Search and Discovery.com

... in Figure 3 is an example of data with this sequence applied. Recent advances in processing technology particularly related to noise attenuation...

2016

Processing the first full azimuth OBN survey in Australia: a step change in imaging quality

Unnikrishnan Chambath, Vincent Ganivet, Sergey Birdus, Joe Zhou, Alain Delorme, Leigh Scoby-Smith, Ivan Gregory, Matt Kovacevic, Tim Williams, Chris Walton

Petroleum Exploration Society of Australia (PESA)

... in the far stack data shown on figure 7a, instigated either from residual multiple diffraction tails or residual refraction noise. The processing...

2019

Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014)

Amin Baharvand Ahmadi and Igor Morozov

Search and Discovery.com

..., Saskatchewan [email protected] Summary A model combining geometrical spreading, scattering, and effects of attenuation (Q) is derived from...

2014

The Use of CSEM within an Integrated Exploration Project "Best of EAGE", #40866 (2012)

Andrea Lovatini, Elena Medina Tracy Campbell, Keith Myers

Search and Discovery.com

... using new tools for noise attenuation and multiple removal. The results showed significant spectral content improvement at shallow depths and fault...

2012

Abstracts: FX Cadzow / SSA Random Noise Filter: Frequency Extension; #90173 (2015)

Alexander Falkovskiy, Elvis Floreani, Gerry Schlosser

Search and Discovery.com

... The application of FX Singular Spectrum Analysis (SSA) or Cadzow filtering approach for random noise attenuation on seismic data started from the works...

2015

High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP

Ali Sayed, Francesca Twynam, Ran Bachrach, Maud Cavalca, Leo Leon, Maria Shadrina, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... between subsequent processing steps to ensure image improvement. After applying DAS specific noise attenuation, a DAS-to-velocity transform was applied...

2023

Abstract: Microseismic Signal Loss from Reservoir to Surface; #90187 (2014)

S. C. Maxwell, D. Raymer, M. Williams, and P. Primiero

Search and Discovery.com

... the signal degradation, and hence the sensitivity differences between common microseismic array configurations. Introduction Microseismic imaging has...

2014

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... typically run high-resolution Radon multiple attenuation. Prior to performing the inversion (equation 2), we form a supergather consisting of prestack...

Unknown

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... typically run high-resolution Radon multiple attenuation. Prior to performing the inversion (equation 2), we form a supergather consisting of prestack...

Unknown

Abstracts: Q Determination, Corner Frequency and Spectral Characteristics of Microseismicity Induced by Hydraulic Fracturing; #90173 (2015)

David W. Eaton

Search and Discovery.com

... between spectral and source parameters. In order to obtain reliable estimates of the source spectrum, the effects of attenuation need to be estimated...

2015

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