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The AAPG/Datapages Combined Publications Database
Showing 5,194 Results. Searched 200,673 documents.
Abstract: Automated High-Frequency Sequence Stratigraphic Methodology Applied to Well Logs, by H. Eichenseer and J. P. Leduc; #90956 (1995).
Search and Discovery.com
1995
Seismic Angle Migration
Search and Discovery.com
N/A
Nanoscale Visualization of Gas Shale Pore and Textural Features
Bolivia Vega, Joy C. Andrews, Yijin Liu, Jeff Gelb, Anthony Kovscek
Unconventional Resources Technology Conference (URTEC)
...-CT scanning, energy dispersive X-ray spectroscopy (EDS) and Fourier transform infrared spectroscopy (FTIR) –for mineralogy- are commonplace...
2013
Least-squares reverse time migration of seismic source coding based on Shearlet transform
Yingkaer Nabi, Xiangbo Gong, Zhuo Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
...Least-squares reverse time migration of seismic source coding based on Shearlet transform Yingkaer Nabi, Xiangbo Gong, Zhuo Xu Least-squares reverse...
2022
Phase Unwrapping: A Review of Methods and a Novel Technique
Sam T. Kaplan
Search and Discovery.com
... ourselves with a transform that maps a signal from the time domain to the complex cepstrum where the signal is filtered before performing the inverse...
Unknown
Phase Unwrapping: A Review of Methods and a Novel Technique
Sam T. Kaplan
Search and Discovery.com
... ourselves with a transform that maps a signal from the time domain to the complex cepstrum where the signal is filtered before performing the inverse...
Unknown
Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014)
M. Hernandez, K. Innanen, and J. Wong
Search and Discovery.com
...Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014) M. Hernandez, K. Innanen, and J. Wong AAPG...
2014
Abstract: 3D Focusing Inversion of Multi-transient EM Data in the Frequency Domain; #90171 (2013)
Guangpin Li, Johnathan Linfoot, and Bruce Hobbs
Search and Discovery.com
... of frequency. Responses at any number of frequencies may be used and these are available through Fourier transformation of the earth’s impulse...
2013
Improving Depth Prediction Accuracy of Quantified Drilling Hazards
W. Scott Leaney, William H. Borland
Geological Society of Malaysia (GSM)
..., 1983). This algorithm relies on the fact that a spike at some time will Fourier transform to a harmonic (complex sinusoid) that is defined at all...
1996
Experience in the Use of the Common-Depth-Point Method for Study Deep Triassic Sediments of East Stavropol
Yu. Ye. Maksin, G. N. Chepak, V. I. Iodis
Petroleum Geology: A Digest of Russian Literature
... to be made on reflecting horizons of the Permo-Triassic. Comparison of the common depth point time section with inverse D-transform time section for profile...
1978
Identification of Microseismic Attributes Through Spectral Analysis
Michael J. Nava, James W. Rector, Zhishuai Zhang
Unconventional Resources Technology Conference (URTEC)
... calculated. Since there are eleven geophones in the array, a Fourier Transform was performed on all traces, which yielded eleven spectral responses...
2015
Mapping of Rock Property Changes in Space and Time Using Microseismic Data through Full-Waveform Inversion
Jyoti Behura
Unconventional Resources Technology Conference (URTEC)
... of the source-timefunction amplitude, and § - 1 represents the inverse Fourier Transform operator. The source term in equation 4 is different from the one used...
2016
Abstract: A Field Experiment Recording Low Seismic Frequencies; #90174 (2014)
G. F. Margrave, M. B. Bertram, K. L. Bertram, K. W. Hall, K. A. H. Innanen, D. C. Lawton, L. E. Mewhort, and T. M. Phillips
Search and Discovery.com
... is becoming increasingly unsatisfactory. In truth, a 10 Hz geophone records data well below 10 Hz but its recovery requires applying an inverse...
2014
Abstract: Recovering Low Frequencies for Impedance Inversion by Frequency Domain Deconvolution; #90224 (2015)
Sina Esmaeili and Gary Frank
Search and Discovery.com
... (t ) is inverse of w(t ) . By substituting the inverse of w(t ) into equation 1, r (t ) becomes r (t ) s(t ) d (t ), (11) where r (t ) is the exact...
2015
Multiscale fault and fracture characterization methods
QiQi Ma, Taizhong Duan
International Meeting for Applied Geoscience and Energy (IMAGE)
... (1) In the Equation (1), F, F-1 are the Fourier transform and inverse transform respectively; D(t) represents the seismic amplitude at time...
2022
The Earths radial conductivity model derived from the latest CSES and Swarm satellite data
Mingquan Lai, Xiuyan Ren, Changchun Yin, Yunhe Liu, Bo Zhang, Yang Su
International Meeting for Applied Geoscience and Energy (IMAGE)
... into frequency domain using a Fourier transform. Then, by applying the segmented averaging method (Semenov & Kuvshinov, 2012) and the robust least-squares...
2023
Abstract: A Comparison of 5D Reconstruction Methods; #90187 (2014)
A. Stanton, N. Kreimer, D. Bonar, M. Naghizadeh, and M. D. Sacchi
Search and Discovery.com
... techniques (Spitz, 1991; Naghizadeh and Sacchi, 2007), transform based methods (Abma and Kabir, 2006; Liu and Sacchi, 2004), and rank reduction based...
2014
AAPG/Datapages Discovery Series No. 7: Multidimensional Basin Modeling, Chapter 2: Modeling Thermal Histories: How Important Are Thermal Conductivity Data?
Gallagher, K.
AAPG Special Volumes
..., and an inverse thermal history modeling approach is combined with Monte Carlo sampling to assess the thermal history uncertainties in a real-data...
2003
Quantitative and Comparative Mineralogy Analysis From Cores, Cuttings and Logs in Vaca Muerta Shale Play
Laurent E. Mosse, Luz Rodriguez, Enrique R. Chiapello, Marcelo J. Sanchez, Laurent Lambert, Jean-Pierre Leduc
Unconventional Resources Technology Conference (URTEC)
..., Quantitative analysis of kerogen and mineralogy in shale cuttings by Diffuse Reflectance Infrared Fourier Transform Spectroscopy, 2014, SPWLA 55th...
2015
Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014)
Sanyi Yuan, Shangxu Wang, Ning Tu, and Xiang Li
Search and Discovery.com
...Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014) Sanyi Yuan, Shangxu Wang, Ning Tu...
2014
The Marchenko internal multiple elimination based on focal transform and its application on seismic data reconstruction
Zhen Liao, Xiaohong Chen, Wenjin Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... T signifies the matrix transpose. The inverse focal transform can be expressed as: P W T XW (2) Multi-layer focal transform employs the background...
2024
Sparsity and Continuity Enhancing Seismic Imaging, #41532 (2015).
Peyman P. Moghaddam, Felix Herrmann, and Chris Stolk
Search and Discovery.com
... the normal matrix ψ = KT K (Nemeth et al.,1999; Kuhl and Sacchi, 2003), and involves the computation of the pseudo inverse of the scattering or demigration...
2015
Diagnostic Applications of Borehole Hydraulic Signal Processing
Connor J. Clark, Jennifer L. Miskimins, Dana L. Gallegos
Unconventional Resources Technology Conference (URTEC)
..., accurately, and cost-effectively measured. Hydraulic impulse signals are interpreted in this work by applying the Fourier transform method to pressure...
2018
Learned coupled inversion for carbon sequestration monitoring and forecasting with Fourier neural operators
Ziyi Yin, Ali Siahkoohi, Mathias Louboutin, Felix J. Herrmann
International Meeting for Applied Geoscience and Energy (IMAGE)
...Learned coupled inversion for carbon sequestration monitoring and forecasting with Fourier neural operators Ziyi Yin, Ali Siahkoohi, Mathias...
2022
Abstract: A Nuclear Norm Minimization Algorithm with Application to Five Dimensional (5D) Seismic Data Recovery; #90187 (2014)
N. Kreimer, A. Stanton, and M. D. Sacchi
Search and Discovery.com
... to the representation of the signal. Techniques under this category often adopt Fourier basis and seek an expansion in terms of a sparse collection of coef...
2014