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The AAPG/Datapages Combined Publications Database
Showing 2,327 Results. Searched 200,357 documents.
ABSTRACT: Developing Frequency Attributes to Generate High Quality 3D Data to have Better Geologic Interpretation; #90113 (2010)
John Castagna and Dip Nanda*
Search and Discovery.com
... of converting a time series signal into frequency domain. We convert the signal to its various frequency components using CWT with morlet wavelet...
2009
-- no title --
user
Search and Discovery.com
... Fourier transform (SWFT) (Partyka, 1999), Morlet wavelet based wavelet transform (MWT) (X. Miao & W. Moon, 1994, Casatagna, 2003), and Matching Pursuit...
Unknown
Abstract: A Seismic Workstation Solution to Bakken AVO; #90174 (2014)
D. Meisinger and N. H. Kalmanovitch
Search and Discovery.com
... of a synthetic trace with a zero phase Ormsby wavelet of 12/16 to 115/125 Hz bandwidth with seismic data filtered at the low end to 12/16 with an open...
2014
Abstract: Gas Field Characterization Through the Use of Multi-Resolution Seismic Attributes; #90211 (2015)
Robert McGrory, Robert Pinnegar, and Robert Stewart
Search and Discovery.com
... seismic “attributes”. Multi-resolution techniques, such as wavelet transforms, provide a means of obtaining spectral-decomposition attributes, not only...
2015
Abstract: Exploring Potential Applications of Gaussian Ball Filters in Sharpes Hollow Cavity Model; #90224 (2015)
Christopher C. Petten and Gary F. Margrave
Search and Discovery.com
... activation waveforms. We found that that a Ricker and a minimum phase wavelet produced the most reasonable results that might be expected from a real explosion...
2015
Abstract: Performance of Seismic Arrays in the Presence of Weathering Layer Variations; #90254 (2016)
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... of variations in the near-surface layer thickness on the performance of arrays by studying their impulse and wavelet responses. The models considered include...
2016
Resolving Thin Beds and Geologic Features by Spectral Inversion, by Satinder Chopra, John P. Castagna, and Yong Xu, #40326 (2008)
Search and Discovery.com
2008
Thin-Bed Reflectivity Inversion and Seismic Interpretation, #41541 (2015).
Satinder Chopra, Yong Xu, John Castagna, Rainer Tonn
Search and Discovery.com
... a desirable goal for geoscientists. Conventional wisdom dictates that in the presence of noise and consequent broadening of the seismic wavelet during...
2015
Fusion of Airborne Gravity and Magnetic Images for Improved Detection of Structural Control; #41550 (2015)
Hassan Hassan, John Peirce
Search and Discovery.com
... that provides an integrated combination of the information contained in each data set. In this work, we tested a discrete wavelet transform (DWT) based...
2015
Structural subdivision of channel sand bodies based on frequency division coherence and attribute fusion
Qian Yu, Jianli Wang, Huajing Chen, Heng Zhang, Lien Bian
International Meeting for Applied Geoscience and Energy (IMAGE)
... to realize the direction-adaptive filtering with boundary preserving effect. The eigenvalue decomposition of the structure tensor Es Wavelet transform...
2022
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
...-Dahl* A.V. Mavilio* N. Chemingui* D. Whitmore* M. Farouki* ABSTRACT We demonstrate the success of combining wavelet shift tomography, full waveform...
2014
Abstracts: Padé Approximation for Analyzing Multiple Reflections; #90173 (2015)
Dali Zhang, Michael P. Lamoureux, and Gary F. Margrave
Search and Discovery.com
.... The approximation G[ p ,q ] ( z ) of the IIR filter G(z) implies that the input wavelet {wl }l∞=0 and the output signal {s k }∞=0 must satisfy...
2015
IX. Summary
Norman S. Neidell
AAPG Special Volumes
... that each reflection event consists of a simple symmetric wavelet and denotes a change in lithology corresponding to a change in acoustic impedance...
1979
SEISMIC DETECTION OF THE ROSE RUN SANDSTONE IN SOUTH-CENTRAL OHIO
James R. Morris, Belden & Blake Corporation, Titusville, Pennsylvania, in conjunction with Quaker State Corporation and KEP Exploration, Inc.
Ohio Geological Society
... temporal and spatial resolution in the processing sequence, wavelet processing to zero phase, and post-stack spectral...
1995
Color Blending on Spectral Decomposition Method for Delineating Geological Features
Garda Erlangga, Kahvi Afafa, Sudarmaji
Indonesian Petroleum Association
..., geological features can be seen clearly. BASIC THEORY CWT (Continuous Wavelet Transform) Continuous Wavelet Transform (CWT) is an alternative method...
2013
Poor Man's Synthetic Seismogram
Andrew Nelson
Petroleum Exploration Society of Australia (PESA)
... Continued On Page 40 MODEL-1 30HZ RICKER WAVELET MODEL-1 40HZ RICKER WAVELET 0.25 0.2 0.15 0.15 0.1 0.05 -0.05 -0.05 n ~ ~ ~ m m • ·0.1...
1996
Abstracts: Application of Fractional Fourier Transform in Cepstrum Analysis; #90173 (2015)
K. H. Miah, R. H. Herrera, M. van der Baan, and M. D. Sacchi
Search and Discovery.com
... [email protected] Summary Source wavelet estimation is the key in seismic signal processing for resolving subsurface structural properties. Homomorphic...
2015
Stratigraphic Modeling and Interpretation--Geophysical Principles and Techniques: Section 3. Stratigraphic Models from Seismic Data
Norman S. Neidell, Elio Poggiagliolmi
AAPG Special Volumes
...., 1953, Wavelet contraction, wavelet expansion and the control of seismic resolution: Geophysics, v. 18, p. 769-792. Robinson, E. A., and S. Treitel...
1977
Sparse Layer Inversion for Prestack Seismic Reservoir Characterization
Raisya Noor Pertiwi, Muhammad Alwi, Herlan Setiadi, Khairul Ummah
Indonesian Petroleum Association
... and inversion response given by the SLI workflow in the light of the obvious changes in frequency and wavelet with offset. The procedures are tested on a real...
2016
Revealing a Shaly (Tight) Sand Reservoir's Distribution by Applying an Untapped Sub-Frequency Combination Method: A Case Study in the West Jambi II Block, South Sumatra Basin
Indra Luthfiana, C. Maya Resha Tuhar, Endi Erfanto, Randy Condronegoro, Hendra Niko Saputra, Abghia Dini Fanzuri, Yan Wijaya, Totok Parafianto
Indonesian Petroleum Association
... Wavelet Transform, Spectral Decomposition, Gumai, Shaly Sand. INTRODUCTION West Jambi II Block is an area of extensive oil and gas exploration...
2018
Abstract: Empirical Mode Decomposition Based Instantaneous Spectral Analysis and its Applications to Heterogeneous Petrophysical Model Construction; #90171 (2013)
Jun-Wei Huang and Bernd Milkereit
Search and Discovery.com
..., such as windowed Fourier transform, wavelet transform, S-transform and Matching Pursuit Decomposition, etc. This paper described the Hilbert-Huang...
2013
Frequency-constraint strong reflection separation based on matching pursuit algorithm
Yanmei Xiong, Meng Wang, Bohua Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... algorithm, we can represent a given signal by wavelet or atom with specific control parameters. For research target, we select specific wavelets or atoms...
2024
Abstract: Reflectivity Color Correction in Gabor Deconvolution; #90211 (2015)
Carlos Montana and Gary Margrave
Search and Discovery.com
... response with a source wavelet. In turn, this wavelet can be regarded as the convolution of several effects: source signature, recording filter, earth filter...
2015
Analysis of Fracture Injection Tests using Signal Processing Approach
I. Eltaleb, A. Rezaei, F. Siddiqui, M. M. Awad, M. Mansi, B. Dindoruk, M. Y. Soliman
Unconventional Resources Technology Conference (URTEC)
... of the noise in the signal using a wavelet transform to identify the closure moment and pressure. We hypothesize that after the complete fracture closure...
2020
Detection of Sedimentary Cyclicity and Stratigraphic Completeness by Wavelet Analysis: An Application to Late Albian Cyclostratigraphy of the Western Canada Sedimentary Basin
Andreas Prokoph , Frederik P. Agterberg
Journal of Sedimentary Research (SEPM)
...Detection of Sedimentary Cyclicity and Stratigraphic Completeness by Wavelet Analysis: An Application to Late Albian Cyclostratigraphy of the Western...
1999