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The AAPG/Datapages Combined Publications Database
Showing 1,537 Results. Searched 200,357 documents.
Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin
Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama
Indonesian Petroleum Association
.... A common technique to obtain a time-frequency map is the Short Time Fourier Transform (STFT), which has time-frequency resolution resulting from...
2008
A practical approach to automate end-to-end multi-stage iterative source separation with prior framework using machine learning
Rajiv Kumar, Yousif Izzeldin Kamil Amin, Riccardo Giro, Sunil Manikani, Nam Pham, Massimiliano Vassallo, Phillip Bilsby, Tao Zhao
International Meeting for Applied Geoscience and Energy (IMAGE)
... relies on the fact that the seismic signal of interest exhibits higher coherency and is sparse in the transform domain, whereas the interference noise...
2024
AAPG Hedberg Series, no. 1. Chapter 1: Advances in Hydrocarbon Fluid-inclusion Microanalysis and Pressure-volume-temperature Modeling: Diagenetic History, Pressure-temperature, and Fluid-flow Reconstruction — A Case Study in the North Potwar Basin, Pakistan
Nicole Guilhaumou, Lakhdar Benchilla, Pascal Mougin, Paul Dumas
AAPG Special Volumes
... of the combination of the in-situ microanalysis of hydrocarbon fluid inclusions by Synchrotron Fourier transform infrared spectroscopy and PVTX modeling coupled...
2004
Maximising the Potential of Seismic Expressions by Surgical Geological Modelling and Spectral Decomposition
Lory Evano, Fabien Cubizolle
GEO ExPro Magazine
... DECOMPOSITION ALGORITHMS The Short Time Fourier Transform (STFT) and the Continuous Wavelet Transform (CWT) are the main spectral decomposition algorithms used...
2022
Interpolation Using Higher Dimensions: A Case Study ON KE2 Three-Dimensional Transition Zone Seismic Survey, Madura Field, Indonesia
Cecep Sutisna, Frans Langitan, Vishal Kumar, Keat Huat Teng, Pongga Wardaya
Indonesian Petroleum Association
... like Minimum Weighted Norm Interpolation (Liu and Sacchi, 2004, Trad, 2009), Anti-Leakage Fourier Transform (ALFT) reconstruction (Xu et al., 2005...
2015
Combined AVO and Spectral Decomposition Analyses to Characterize Gas Sand Reservoir Below Tuning Thickness Condition
Julian Saputro, Jaenudin, Alexis Badai Samudra, Enik Puji Lestari, Sugiono, Aldis Ramadhan, Yosi Hirosiadi
Indonesian Petroleum Association
... Ratio (from Zoepritz Equation, decreasing poisson ratio value sensitive to hydrocarbon existence). Discrete Fourier Transform (DFT) method was applied...
2016
Poststack fracture prediction technique based on phase decomposition
Li Hai Liang, Pan Hui, Gao Jian Hu, Gui Jin Yong
International Meeting for Applied Geoscience and Energy (IMAGE)
... recovered by xe (n) or can be recovered by xo (n) except for zero. And the x(n) even component Fourier transform is equal to the real part of the x(n) Fourier...
2024
Seismic Modelling in 3D for Migration Testing
Search and Discovery.com
... frequency, F is the 2D Fourier transform over the lateral spatial coordinates, F−1 is its inverse, ψsource is a mathematical model of the source, and iz k 2...
2013
Abstract: 3D–3С Full-Wave Modeling in Anisotropic 2.5D Medium; #90171 (2013)
A. Kostyukevych, N. Marmalevskyi, Y. Roganov, and V. Tulchinsky
Search and Discovery.com
... (1995) restrict the task of 2.5D acoustic modeling of a constant density medium to a linear equation system by Fourier-transform along variables time...
2013
Innovations in Borehole Microresistivity Image Data Analysis, #41488 (2014).
Peter A. Elkington, Said Assous, James A. Whetton, David Hu
Search and Discovery.com
... Component Analysis (MCA) MCA – Conceptual Overview (1 of 2) A 1 1 0.9 Fourier Transform 0 Analysis -0.5 -1 0.8 0.7 Magnitude 0.5 B 0.6 0.5...
2014
Fourier Analysis of the Laminated Facies of the Middle Bakken Member, Sanish-Parshall Field, Mountrail County, North Dakota, #50996 (2014).
Virginia A. Gent, Stephen A. Sonnenberg
Search and Discovery.com
... analysis method utilizes Fast Fourier Transform (FFT) and periodograms of lamina sets to determine if an underlying tidal signature is present. Results...
2014
Identification of Fracture Zone in Field A Using Maximum Entropy Method
Aditya T. Pratama, Leonard J.I. Lisapaly
Indonesian Petroleum Association
... such as Fourier transform or Wigner distribution can be used. In this work, however, the MEM was used to analyze the seismic spectra. The MEM has narrower...
2005
ABSTRACT: Organic affinity of toxic elements V, Cr, Mo, U in flotation-cleaned coal of Ganhe
Piaopiao Duan, Wenfeng Wang, Shuxun Sang, Yuegang Tang
The Society for Organic Petrology (TSOP)
... leaching, transmission electron microscopy plus energy dispersive spectroscopy, and Fourier transform infrared spectroscopy techniques, and the results...
2018
ABSTRACT: Study of Structure and Biomarkers of Organic-Clay Complexes in Immature Oil Source Rocks, Shengli Oil Field, China
Lu Xiancai, Hu Wenxuan, Zhou Guangjia, Mia Deyu, Chen Zhilin
The Society for Organic Petrology (TSOP)
... extraction(CE) and supercritical C 0 2 fluid extraction (SFE) to treat source rock samples, X-ray diffraction (XRD)and Fourier transform infrared...
1997
Clay Typing, Mineralogy, Kerogen Content and Kerogen Characterization from DRIFTS Analysis of Cuttings or Core
Michael Herron, MaryEllen Loan, Alyssa Charsky, Susan L. Herron, Andrew E. Pomerantz, Marina Polyakov
Unconventional Resources Technology Conference (URTEC)
..., or storage of any part of this paper without the written consent of URTeC is prohibited. Abstract Diffuse reflectance infrared Fourier transform...
2014
ABSTRACT: Maturation and Organic Geochemistry of a Series of Modern to Eocene Resins from New Zealand and Australia
Paul C. Lyons, William H. Orem, Maria Mastalerz
The Society for Organic Petrology (TSOP)
... to Eocene and having ranks to high volatile C bituminous coal--were investigated using elemental, pyrolysis-gas chromatography (PY-GC), Fourier...
2005
ABSTRACT: Characterization of chemical functional groups in macerals across different coal ranks via micro-FTIR spectroscopy
Yanyan Chen, Maria Mastalerz, Arndt Schimmelmann
The Society for Organic Petrology (TSOP)
... Geological Survey, Indiana University, Bloomington, IN 47405-2208, USA *Correspondence: [email protected] 1 2 Fourier transform infrared spectra...
2012
Abstract: First Macromolecular Characterization of Fossil Choanoflagellates
Pjotr Meyvisch, Kenneth N. Mertens, Carolina Fonseca, João G. Mendonça Filho, Matías Reolid, Luís V. Duarte, Stephen Louwye
The Society for Organic Petrology (TSOP)
... choanoflagellates in sediments from the Cretaceous was made (Fonseca et al., 2023). Here, attenuated total reflection (ATR) micro-Fourier-transform...
2023
Abstract: The Occurrence, Genesis and Characteristics of Primary Kaolinitic Clay Occurrence at Km 12-13, Bukit Lampas, Spg. Pulaipos Slim, Ipoh
Kamar Shah Ariffin, Haryati Abdul Rahman, Hashim Husin, Kahirul Anwar Abdul Hadi
Geological Society of Malaysia (GSM)
... diffraction (XRD), Differential Thermal Analysis (DTA), Thermo gravimetric analysis (TGA), Scanning Electron Microscope (SEM), Fourier Transform Infra...
2006
Potential of UV-Visible Absorption Spectroscopy for Characterizing Devonian Black Shales
Teivardashni Gunasergaran, Eswaran Padmanabhan, Ibad Mahmoodi, Yang Wang Chuan, Zaky Ahmad Riyadi
Geological Society of Malaysia (GSM)
..., S.M.I. and E. Padmanabhan, Hydrocarbon Bond reflectance (ATR) Fourier transform infrared spectroscopy Variation in Some Shales from Batu Gajah...
2017
Abstract: Study of Structure and Biomarkers of Organic-Clay Complexes in Immature Oil Source Rocks, Shengli Oil Field, China, by X. Lu, W. Hu, G. Zhou, D. Miao, and Z. Chen; #90939 (1997)
Search and Discovery.com
1997
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