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The AAPG/Datapages Combined Publications Database
Showing 4,715 Results. Searched 195,387 documents.
IV. The Role of Seismic Wavelets and Wavelet Processing
Norman S. Neidell
AAPG Special Volumes
... trace where we regard superimposed waveforms which can result from closely spaced reflecting boundaries, interbed multiples or the filtering effect...
1979
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
... Frequency filtering can improve the signal-to-noise ratio but it damages the vertical resolution, conversely the inverse filtering improves...
2017
Abstract: Robust Rank-Reduction Filters for Erratic Noise; #90174 (2014)
Stewart Trickett, Lynn Burroughs, and Andrew Milton
Search and Discovery.com
... in step 2.1. Cadzow filtering in one spatial dimension, for example, creates a Hankel matrix, and in two spatial dimensions creates a Hankel matrix...
2014
Improvement of inverse scattering angle-domain common image gathers using optical flow
Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...Improvement of inverse scattering angle-domain common image gathers using optical flow Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo...
2023
Overburden Compensation: A Pragmatic Solution to the Frequency Dependent Amplitude Losses Associated With Laterally Variable Overburden
Swee Leng NG, Martin Bayly
Indonesian Petroleum Association
... the frequency loss but often over-gains noise. Hargreaves and Calvert (1991) used inverse earth attenuation (Inverse Q) filtering techniques based...
2008
Application of Robust Noise Reduction on a Land 3D Seismic Data
Agus Abdullah, Jesse Shaw
Indonesian Petroleum Association
... techniques such as FK filter. Curvelet Transform shows superiority compared to conventional techniques such as median filtering and f-x deconvolution filtering...
2012
Abstract: Rank-Reduction-Based Trace Interpolation; #90172 (2014)
Stewart Trickett, Lynn Burroughs, Andrew Milton, Larry Walton, Rob Dack
Search and Discovery.com
..., for example, Trickett, 2003), also called truncated singular-value decomposition, principal-component analysis, subspace filtering, and many other...
2014
Abstract: Receiver Comparison for a Non-repeatable Earthquake Source on the Hussar 2011 Low-frequency Seismic Experiment; #90174 (2014)
Kevin W. Hall, Gary F. Margrave, and Malcolm B. Bertram
Search and Discovery.com
.... Inverse filtering of the 10 Hz and 4.5 Hz geophone data to correct for geophone response at low frequencies is shown to be succesfull, based on visual...
2014
First arrival enhancement by statics preserving filtering using surface-consistent constraints
Alejandro Quiaro, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
...First arrival enhancement by statics preserving filtering using surface-consistent constraints Alejandro Quiaro, Mauricio D. Sacchi First arrival...
2023
The Use of Multi-Level Potential Field Data in Regional, Geophysical Modeling; #40426 (2009)
J. Ebbing, R. Fjalar Reynisson, J. Reidar Skillbrei, Odliev Olesen
Search and Discovery.com
... and constraining data are needed to minimize the uncertainty of forward and inverse models. Useful information which can limit the uncertainties is contained...
2009
Fine description of composite channel sand bodies based on multiseismic attribute CMY fusion technology
Zhenglong Zhang, Jianli Wang, Hebing Tang, Xuetong Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... and maintain resolution. The inverse Q filtering is applied three times before and after Seismic migration processing to compensate the highfrequency...
2023
Abstracts: Padé Approximation for Analyzing Multiple Reflections; #90173 (2015)
Dali Zhang, Michael P. Lamoureux, and Gary F. Margrave
Search and Discovery.com
... ) can be used to estimate the reflectivity parameters and to recover the impulse wavelet using inverse filtering. Numerical Simulations To simulate...
2015
ABSTRACT: Seismic detection of faults and fractures; #90136 (2011)
Santinder Chopra
Search and Discovery.com
... careful structure-oriented filtering or post migration footprint suppression. Other problems such as multiple contamination or poor imaging due...
2011
In-situ Estimation of Unpropped Fracture Conductivity in Shale and Assessing its Role during Stimulation and Production; #120189 (2015)
Mark W. McClure, Saurabh Tandon, Mingyuan Yang, Siddharth Senthilnathan
Search and Discovery.com
... for estimating UFC from in-situ measurements: a tendency for shear stimulation test, well-log analysis, and field scale inverse modeling. Our results...
2015
Comparison of seismic resolution enhancement techniques: Spectral extrapolation vs spectral balancing
Charles I. Puryear
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Introduction wavelet extraction, spectral inversion with sparsity constraints, and targeted broadband filtering (Puryear et al, 2023) to extend the spectrum...
2023
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
.... Frequency-filtering, event-length detection, and statistical analysis techniques are developed. An interactive MATLAB graphical user interface (GUI...
Unknown
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
.... Frequency-filtering, event-length detection, and statistical analysis techniques are developed. An interactive MATLAB graphical user interface (GUI...
Unknown
Abstract: Monte Carlo Markov Chain Methods in Seismic Deconvolution; #90174 (2014)
Andres Medina and Mirko van der Baan
Search and Discovery.com
... of a linear filter. Wiener filtering is one of the most commonly applied techniques for wavelet removal as it can be shown to be optimal in a least squares...
2014
Abstracts: Ground Roll Attenuation Using LWD; #90173 (2015)
Ken Kocon and M. Sacchi
Search and Discovery.com
... reconstruction as an inverse problem that enforces sparsity in the coefficients needed to reconstruct the data. We discuss a strategy to automatically...
2015
Some Seismic Instantaneous Bandwidth Attribute Applications; #42515 (2020)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... the seismic amplitudes, one might use inverse Q-filtering, spectral decomposition-based methods and thin bed reflectivity inversion. We have...
2020
Abstract: Point Receiver Acquisition and Processing for Arctic Near Surface Challenges; #90171 (2013)
C. Strobbia, A.Glushchenko, A. Laake, P.L.Vermeer, S. Papworth, and Y. Ji
Search and Discovery.com
... has a low velocity (200m/s to 400m/s) and strong inverse dispersion, peak energy between 10 and 20 Hz, and a short wavelength (down to 10m at 20Hz...
2013
Abstract: Acquiring Low Frequencies : Sweeps, Sensors, Sampling and Stories; #90224 (2015)
Olivier Winter, Anna Leslie, and Forest Lin
Search and Discovery.com
... 300 m/s ground roll, which helps the linear noise attenuation through velocity-filtering. Statics do not prove as destructive as they can be for higher...
2015
Optimum Deconvolution for Seismic Inversion Purposes
M. Suprajitno, L. Nutt, P. Busono
Southeast Asia Petroleum Exploration Society (SEAPEX)
..., a specific technique has been developed using a combined approach of Homomorphic and Optimum-lag deconvolution filtering. The Homomorphic method...
1988
Thin Layer Imaging by Wavelet Transform Enhancement
Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama
Indonesian Petroleum Association
... processing has sought to overcome this earth filtering effect. In this study, a thin layer hydrocarbon reservoir was identified by petrophysical data...
2013
Advances in Seismic Fault Interpretation Automation, by Randolph Pepper and Gaston Bejarano, #40170 (2005).
Search and Discovery.com
2005