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The AAPG/Datapages Combined Publications Database
Showing 7,600 Results. Searched 195,372 documents.
A Comparative Study of 3-D Noise Attenuation Techniques
Daniel Wheaton, Yendri, Kusnarya
Indonesian Petroleum Association
... and coherent noise are studied. Predictive filtering in the f-x (frequency - space) domain for random noise suppression may be applied post stack as either...
1996
Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea
Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder
Southeast Asia Petroleum Exploration Society (SEAPEX)
... to use frequency-wavenumber filtering to remove all the low time dip noise events without attenuating the good reflections as well. It is also unacceptable...
1990
Seismic Interpretation I and II--Recent Advances in Seismic Exploration: ABSTRACT
Ray L. Sengbush
AAPG Bulletin
... traveling noise and random noise are additive processes that complete the filter model. Analysis of signal and noise in f-k (frequency-wavenumber) space leads...
1973
Abstracts: Making New with Old: Reprocessing Vintage Seismic Data from the Western Arctic Islands using Modern Methods; #90173 (2015)
Mathieu J. Duchesne, Virginia I. Brake, and Tom Brent
Search and Discovery.com
... not correlate in the time versus distance space between adjacent traces. Local changes in the frequency content are one type of random noise caused...
2015
Q Marine
PESA Staff
Petroleum Exploration Society of Australia (PESA)
...-k filter that is adaptive in those parts of the frequency-wavenumber space that co ntain noise, but fixed in the regions of the f-k space that co...
2000
Abstract: Signal Apparition Simultaneous Source Separation; #90310 (2017)
Johan Robertsson, Dirk-Jan van Manen, Fredrik Andersson, Kurt Eggenberger, Lasse Amundsen, Åsmund Pedersen, Mark Thompson
Search and Discovery.com
... the wavenumber axis in the frequency-wavenumber (f-k) domain that would otherwise not be occupied by any signal. In the non-overlapping diamond...
2017
Abstract: Noise and its Effect on Microseismic Event Locations; #90174 (2014)
Neda Boroumand and Henry Bland
Search and Discovery.com
... and will demonstrate the effects of noise on microseismic event locations by adding random noise and using frequency filters. Theory and/or Method A hydraulic...
2014
Causes and Appearance of Noise in Seismic Data Volumes, by Satinder Chopra and Kurt J. Marfurt; #41476 (2014).
Search and Discovery.com
2014
F-xy Cadzow Noise Suppression
Search and Discovery.com
... filtering has previously been applied along constant-frequency slices to remove random noise from 2-D seismic data. Here I extend Cadzow filtering to two...
2013
ABSTRACT: Structural Filter
Dong Liu
Houston Geological Society Bulletin
... with Offset (AVO) while removing random noise. During the filtering process the data’s Signal to Noise ratio can be significantly diminished if the filter...
2012
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)
... with least-squares migration in the image domain. De-Noise Several sources of noise degraded the raw DAS signal, such as random anomalous amplitudes, DAS...
2023
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
... Noise Suppression: Practise Lynn Burroughs* [email protected] and Stewart Trickett Kelman Technologies, Calgary, Alberta Summary Prestack random-noise...
2013
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
... Noise Suppression: Practise Lynn Burroughs* [email protected] and Stewart Trickett Kelman Technologies, Calgary, Alberta Summary Prestack random-noise...
2013
Extended Abstract: Seismic Interference Attenuation
Johan-Fredrik Synnevåg, Arne Åsnes
Petroleum Exploration Society of Australia (PESA)
... ere then becomes a process of spike detection and filtering is shown in Figure 3(a) and (b) Five the noise appears random. The noise is then removal...
2010
Subsurface seismic imaging using drill bit noise
Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... of ±700 m/s and with seismic energy in the frequency range of 5 to 30 Hz. The noise created by wind can also be identified in Figure 4 (b) as a linear event...
2019
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Theory; #90171 (2013)
Stewart Trickett and Lynn Burroughs
Search and Discovery.com
... Noise Suppression: Theory Stewart Trickett* [email protected] and Lynn Burroughs Kelman Technologies, Calgary, Alberta Summary Prestack random-noise...
2013
Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)
Nirupama (Pam) Nagarajappa
Search and Discovery.com
... and random noise are present, consider the following model; ( ) ( ), Where H is Hankel matrix for a given frequency and a group of traces...
2014
ABSTRACT: Noise Removal and Registration of Remote Sensing Aircraft Data for Energy and Mineral Resource Studies, by Susanne Hummer-Miller; #91022 (1989)
Search and Discovery.com
1989
Abstract: Field Data Performance of Curvelet-Based Noise Attenuation, by Ramesh Neelamani, Anatoly Baumstein, Mohamed Hadidi, and Warren Ross; #90077 (2008)
Search and Discovery.com
2008
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... of the incoherent noise. An example of the latter framework are the well known algorithms for noise suppression in the frequency-space domain: FX filtering...
2013
Abstract: 5D Interpolation and Regular Upsampling: Ill-suited or Fit-for-purpose?; #90187 (2014)
Mike J. Perz and Peter W. Cary
Search and Discovery.com
.... On the other hand, there are two factors driving the algorithm towards success: first, simple wavenumber filtering can overcome this assumption...
2014
Acquisition Footprint Removal for Better Fault and Curvature Attributes, by Satinder Chopra, Kurt J. Marfurt, and Somanath Misra, #40719 (2011).
Search and Discovery.com
2011
Abstracts: Application of FX Singular Spectrum Analysis on Structural Data; #90173 (2015)
Alexander Falkovskiy, Elvis Floreani, Gerry Schlosser
Search and Discovery.com
... linear events of constant dips and random noise. Therefore, FX filtering does not work well when the dip varies within the filter width or when...
2015
Poststack Processing Steps for Preconditioning Seismic Data; #42399 (2019)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
... for getting the data ready for the next step. Usually, these steps are generating partial stacks (that tone down the random noise), bandpass filtering...
2019
Abstract: Application of Multiresolution Analysis in Removing Ground-penetrating Radar Noise; #90171 (2013)
Yih Jeng, Chuan-Hung Lin, Yi-Wei Li, Chih-Sung Chen, and Hsin-Han Huang
Search and Discovery.com
... filtering, a controlled synthetic model study is performed to provide an empirical filter bank for use in reconstructing the signal. Fig. 2a is a noise...
2013