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The AAPG/Datapages Combined Publications Database
Showing 7,604 Results. Searched 195,452 documents.
Abstract: Quality Enhancement of 3D Seismic Data Using Anisotropic Diffusion Method; #90255 (2017)
Yahya Moradi Chaleshtori, Abdolah Kiani, Keyvan Najafzadeh
Search and Discovery.com
... as coherent events, and noise as random amplitudes. This technique is applied on each time slice separately in order to reduce the noise...
2017
Subsalt Imaging — Coherent Noise Removal and Steep Dip Enhancement in Support of Subsalt Exploration
Search and Discovery.com
N/A
3D Seismic Reconnaissance Workflows for Rapid Prospect Generation US Gulf Coast
J Henderson
Search and Discovery.com
...) frequency structured noise. These are applied iteratively, individually or in combination, allowing the effect of the filtering to be assessed at each...
Unknown
3D Seismic Reconnaissance Workflows for Rapid Prospect Generation US Gulf Coast
J Henderson
Search and Discovery.com
...) frequency structured noise. These are applied iteratively, individually or in combination, allowing the effect of the filtering to be assessed at each...
Unknown
Abstract: Estimation of Q: a Comparison of Different Computational Methods; #90187 (2014)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... of performance for the four estimation methods in presence of noise, 200 seismic traces are created by adding 200 different random noise series of the same level...
2014
Amplitude Versus Offset (AVO) Analysis: Part 7. Geophysical Methods
Allan T. Long, R. C. Anderson
AAPG Special Volumes
... not visually evident in land data because of trace spacing and lower fold and will appear as strong random noise. But proper use of multiple removing...
1992
What is Seismic Interpretation?, by Alistair Brown; #41125 (2013).
Search and Discovery.com
2013
5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).
Search and Discovery.com
2014
Geophysical Innovation and Technology - Meeting Challenges of a Transition Zone OBC Survey in Malaysia (Paper A3)
S. K. Chandola, M. Zabuddin Zawawi, C. T. Law, R. Faizal, M. Adura, R. Roslan, J. Ismail, M. Asraff Ariff
Geological Society of Malaysia (GSM)
... components. c. Random noise occasionally observed on the data due to the wave action and swell in the shallow water portion. During the in-field data...
2012
Application of Traveltime Tomography and Kirchhoff Migration Methods to Improve the Seismic Cross-Section Resolution on 2D Land Seismic Data
Harmita Lestari, Nur Ayu Anas, Muh. Resky Ariansyah, Sabrianto Aswad, Heri Winarto
Indonesian Petroleum Association
..., namely the Love wave (wave L) and Rayleigh wave. In general, noise is divided into random noise and noise related coherently, and the noise...
2019
Enhanced Resolution Seismic and New Subsurface Insights: Miocene Section, St. Mary Parish, Louisiana
V. Egorov, C. I. Puryear, R. Tharimela, J. Jurasin
GCAGS Transactions
... the frequency content. The structural noise cancelation uses dip-steering in order to eliminate noise along reflectors using a median smoothing filter...
2021
Extending the Resolution of Seismic Reflection Exploration
L. R. Denham
Pacific Section of AAPG
... roll by velocity filtering is used. Realistic values for frequency, depth and dip of reflections will usually give a minimum number of groups around 100...
1980
Abstracts: Noise Examples from Two Microseismic Datasets; #90173 (2015)
Andy St-Onge and David Eaton
Search and Discovery.com
... signals of interest (i.e. P- and S-waves produced by the microseismic events), various types of noise (random or coherent) may be recorded during...
2015
Abstract: Q Estimation by a Match-filter Method; #90174 (2014)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... spectral division in the frequency domain. Examples The ideal test for Q estimation is computing Q from noise free VSP data or reflection data with isolated...
2014
Abstract: The Multiple Challenges of Processing a 3D Marine Streamer Survey, by Omar Hassoun and Pierre Leger; #90105 (2010)
Search and Discovery.com
2010
Seismic Frequency Bandwidth Constraints in Deepwater Locations
Andrew Long, Iain Buchan
Indonesian Petroleum Association
... the Nyquist frequency), then it will either be lost during multi-channel filtering and migration, or be converted to noise which will be pervasive...
2004
Statistical Comparison of Mapped Data: ABSTRACT
J. E. Robinson, P. D. Willette, J. C. Brower, D. F. Merriam
AAPG Bulletin
...-by-element multiplication of map pairs. Random spatial data are gridded, then filtered to eliminate bias and unwanted information such as regional trends...
1979
Integrated Seismic Attributes Analysis of Naturally Fractured Basement Reservoir: An Approach to Define Sweet Spot for Optimum Well Location and Trajectory
Fithra Harris Darmawan, Trisakti Kurniawan, Azli B Abu Bakar, Tan Han Kee, Nur Hafizah Bt Mangsor-Mansor, Wahyudin B. Nasifi, Randy Condronegoro, Andri Syafriya, Lee Chung Shen, Joe Dominguez
Indonesian Petroleum Association
... of various widths. The mild (3x3x1) edgepreserving median filter has also been applied to remove the random noise (Figure 3). The seismic data after noise...
2017
Abstract: Robust Localization of Passive Sources with Cross-Coherence Migration; #91204 (2023)
Yujin Liu
Search and Discovery.com
... method enhances the spatial resolution of source images and is particularly effective in the presence of highly variable and strong additive random noise...
2023
Abstract: Reducing Noise in 3D Seismic Data While Preserving Structural Detail, by Saleh Al-Dossary and Yuchun Wang; #90105 (2010)
Search and Discovery.com
2010
Basic Seismic Processing: Part 7. Geophysical Methods
Peter M. Duncan
AAPG Special Volumes
..., are removed by filtering the recording. Where organized (nonrandom) noise is recognized, one usually tries to determine the origin of this noise to better...
1992
Interpretative Filtering
Leila Ajjabou, Maëlle Bourdais, Natalia Gritsajuk, Sébastien Lacaze, Jean-Philippe Adam
Australian Petroleum Production & Exploration Association (APPEA) Journal
... are enhanced and random noise is reduced. By combining two powerful technologies, this paper presents a dip-steered geostatistical filtering solution...
2017
Advanced Deblending Scheme for Independent Simultaneous Source Data
M. Wang, Z.H. Chen, C. Chen, F.C. Loh, T. Manning, S. Wolfarth
Petroleum Exploration Society of Australia (PESA)
... of the Hankel matrix formed from the input data. Random noise increases the rank of the matrix, thus signal/noise separation is performed by rank reduction...
2016
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... stage. Typically, there are two kinds of noise we try to remove: random noise and multiples. We choose to attack random noise by 4D prestack FX...
Unknown
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... stage. Typically, there are two kinds of noise we try to remove: random noise and multiples. We choose to attack random noise by 4D prestack FX...
Unknown