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The AAPG/Datapages Combined Publications Database
Showing 1,545 Results. Searched 201,044 documents.
Application of Spectral Decomposition and RGB Blending for Mapping the Distribution of Ubadari Sandstone in Kasuri Block
Leonard Lisapaly, Anne Queentina Tyas Primasty
Indonesian Petroleum Association
... to the reciprocal of the notch frequency. The transformation from time to frequency domain can be done by using Fast Fourier Transform (see...
2018
Exploration for Buried Salt Projections by the Method of Normalized Gradient
N. N. Shcherbakova
Petroleum Geology: A Digest of Russian Literature
... -Contours of normalized gravity gradient in a vertical plane; 2-body approximating transverse section of a salt mass; 3-number of members of a Fourier series...
1977
Disaggregation of Quartzites: RESEARCH-METHOD PAPER
Christopher A. Suczek
Journal of Sedimentary Research (SEPM)
...., 1980, The effect of hydrofluoric acid on quartz shape--Fourier grain shape analysis: Jour. Sed. Petrology, v. 50, p. 644-645. SUCZEK, C. A., 1981...
1983
Gravity Modeling and Its Implications to the Tectonics of the South Caspian Basin
James W. Granath, K. A. Soofi, O. W. Baganz, E. Bagirov
AAPG Special Volumes
.... The derivation of free air gravity anomaly, however, is more complicated because it needs Fourier analysis and subsequent merging of dense orbital...
2007
Abstract: Comparison of Micro-Techniques Used for Analyzing Oils in Sidewall Cores to Model Viscosity, API Gravity, and Sulfur Content, by J. M. Guthrie, C. C. Walters, and K. E. Peters; #90933 (1998).
Search and Discovery.com
1998
Abstract: Predicting Petrophysical Properties Using 3D Image Data; #90063 (2007)
Search and Discovery.com
2007
Detection of Shaly Gas Reserves using Pulsed Neutron Neutron Logging
K. Traxler
Search and Discovery.com
... determination of gas-layers within shaly sand sequences is very fast and easy; especially if combined with Fast Fourier Transformation to differentiate...
Unknown
Abstract: Advances in Noninvasive Fetal Imaging, by Wesley Lee and Anil Shetty; #90206 (2014)
Search and Discovery.com
2014
Applications of Organic Petrography and Spectroscopy For Shale Petroleum Systems Analysis: Past, Present, and Future
Search and Discovery.com
N/A
Detection of Shaly Gas Reserves using Pulsed Neutron Neutron Logging
K. Traxler
Search and Discovery.com
... determination of gas-layers within shaly sand sequences is very fast and easy; especially if combined with Fast Fourier Transformation to differentiate...
Unknown
Abstract: High Resolution Quantitative Characterization of Organic Rich Mudstones using Laser Confocal Microscopy and Micro-FTffi Imaging; #90283 (2016)
T. D. Jobe, D. Jacobi, S. Csutak, S. Eichmann, W. Li
Search and Discovery.com
... characterization of mineralogy and geochemistry based on non-destructive measurements: Laser Scanning Confocal Microscopy (LSCM) and Micro-Fourier Infrared...
2016
Early Miocene Cyclostratigraphy and Sea-Level Changes from the Pearl River Mouth Basin, South China Sea; #50463 (2011)
Shi-Feng Tian
Search and Discovery.com
... in a mixed carbonate and siliciclastic setting. A spectral analysis will be carried out in these wells using the Fourier transform algorithm approach...
2011
Spectral Decomposition Helps Define Channel Morphology, by Rongfeng Zhang; #41272 (2013).
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2013
Spectral Decompostion for a More Accurate Image; #41807 (2016)
Rongfeng Zhang
Search and Discovery.com
.... There are several ways of performing spectral decomposition of seismic data in terms of the mathematical method adopted, such as short-time Fourier transform...
2016
Characteristics of Microzonation Modelling in Reservoir Evaluation
Search and Discovery.com
N/A
Dolomitization kinetics during induction: fluid geochemistry and mineralogical evidence for early nucleation
Ariel S. Martin, Stephen E. Kaczmarek
Journal of Sedimentary Research (SEPM)
... software. Background intensities were subtracted, and patterns normalized to the CaF2 standard. Normalized scans were smoothed using EVA’s Fourier...
2025
Lamina-scale diagenetic mass transfer in lacustrine organic-rich shales and impacts on shale oil reservoir formation
Yingchang Cao, Kelai Xi, Xiaobing Niu, Miruo Lin, Weijiao Ma, Zehan Zhang, and Helge Hellevang
AAPG Bulletin
... solariX XR Fourier transform-ion cyclotron resonance MS (FT-ICR MS). Electrospray ionization (ESI) coupled with FT-ICR MS allows for the ultrahigh mass...
2024
Sources, Distribution, and Mixing of Late Pleistocene and Holocene Sands on the South Texas Continental Shelf
Jim Mazzullo, K. D. Withers
Journal of Sedimentary Research (SEPM)
..., R., 1980, Determination of relative provenance contributions in samples of quartz sand using Q-mode factor analysis of Fourier grain shape data...
1984
Lacustrine cyclicity in the early Eocene Green River Formation, Uinta Basin, Utah: Evidence from X-ray fluorescence core scanning
Andrew P. Walters, Stephen R. Meyers, Alan R. Carroll, Tina R. Hill, Michael D. Vanden Berg
Journal of Sedimentary Research (SEPM)
...., 2015, Detailed description of oil shale organic and mineralogical heterogeneity via Fourier transform infrared microscopy: Energy & Fuels, v. 29, p...
2020
Diagnostic Attributes of Clastic Tidal Deposits: A Review
Swie-Djin Nio, Chang-Shu Yang
CSPG Special Publications
... to reconstruct the paleotidal regime (Yang and Nio, 1985). This technique involves: 1) Fourier analysis to test the cyclicity of the bundle-thickness sequence...
1991
Chapter 7: Curie Point Depths in Northwestern South America and the Southwestern Caribbean Sea
Carlos A. Vargas, Javier Idarraga-Garcia, Juan M. Salazar
AAPG Special Volumes
...), the depth to the centroid is calculated from the slope of an azimuthally averaged frequency-scaled Fourier spectrum in the low wavenumber region...
2015
A Method for Reducing the Effects of Base Plate Distortion
S. A. Sorkin
Pacific Section of AAPG
...-mechanical servo-system. Whatever the cause of the non-linearity the Fourier analysis components of motion include odd and even harmonics. Symmetrical motion...
1972
High-resolution imaging in the Campos Basin using legacy seismic acquisition
David Brookes, Darrell Armentrout, Milos Cvetkovic, Terry Johnson, Trish Sullivan
International Meeting for Applied Geoscience and Energy (IMAGE)
... interpolation was a challenge. A sparse Anti-Leakage Fourier Transform (ALFT) (Xu, 2005) interpolation method was originally used on this data. While the ALFT...
2023
The depth-domain seismic inversion based on depth-variant wavelet non-stationary convolution method
Cong Wang, Xuehua Chen, Wei Jiang, Shengyi Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... by reweighted L1 minimization: Journal of Fourier Analysis and Applications, 14, 877–905. Hu, Z., H. Zhu, B. Lin, and S. Xue, 2007, Wavelet analysis...
2024
Extracting surface wave dispersion spectra directly from the high-speed train induced vibration
Shengpei Xia, Xinyue Pan, Xiaokai Wang, Wenchao Chen, Jingrui Luo, Haixia Zhao, Wenjing Yan
International Meeting for Applied Geoscience and Energy (IMAGE)
... for the m-th N-S moving HST. The window Fourier transform can be used to decompose the 1D signal xm(n,t) to time-frequency expression Xm(n, f...
2024