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The AAPG/Datapages Combined Publications Database
Showing 1,541 Results. Searched 200,693 documents.
Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique
Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu
Unconventional Resources Technology Conference (URTEC)
... of Gaussian operators. The detailed steps of spectral balancing are as follows: frequency domain by Fourier transform; Transform the seismic signals from...
2015
Spectral Balancing of Seismic Data Using Spectral Decomposition; #41976 (2017)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... decomposition methods including the following: 1. Traditional short window discrete Fourier transform, Figure 1: Typical workflow for spectral...
2017
New Approach: Using Relative Inversion with Spectral Decomposition to Distinguish Thin Layers in the 33-Series Sand Reservoirs of the Widuri Field, Southeast Sumatra, Indonesia
Ratih Muliani, Reza Widiatmo, Heri Gunawan, Pranowo Nugroho, Hairunnisa, Awal Mandong, Rino Saputra
Indonesian Petroleum Association
.... The method of decomposing this is called Spectral Decomposition. Unlike the conventional Fourier transform which computes the stationary spectrum...
2018
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
... the overall frequency content of seismic data to be variant with time. Hence, according to Chui, (1992). The Windowed Short Time Fourier Transform...
2018
Operator chains and seismic data decomposition
Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
...) and W f = diag(w f ) are diagonal weighting matrices in the original and frequency domain, respectively, and F represents the Fourier transform...
2022
Low Frequency Passive Seismic Method For Hydrocarbon Indicator in the X-Field, Trembes Area, East Java Basin
Ricky Sitinjak, Sumarsono, Budi Eka, Suherman
Indonesian Petroleum Association
.... 4. 5. 6. 7. 8. 9. 10. 11. 12. Editing Data DC Removal and Filtering Windowing Fourier Transform Gabor Transform and Maximum Entropy Analysis (MESA...
2014
Abstract: Removing Blended Sources Interference Using Stolt Operator; #90224 (2015)
Amr Ibrahim
Search and Discovery.com
... in combination of non-uniform Fourier transform to interpolate missing traces. Acknowledgements The author thanks Dr. Mauricio Sacchi and the sponsors...
2015
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
Abstracts: Prestack Interpolation of a Sparsely Acquired and Heavily Structured 3D Land Data Set; #90173 (2015)
Dan Negut, Dave Ganley, Muyi Kola-Ojo, Dennis Quinn, Juefu Wang, Angela Truong, and David Emery
Search and Discovery.com
..., Canada [email protected] Summary Two different prestack interpolation methods, 5D interpolation by Fourier reconstruction and dip-scanbased...
2015
Abstract: Data Interpolation by Angular Weighted MWNI; #90187 (2014)
Mark Ng and Dan Negut
Search and Discovery.com
...), where ukx is the spatial transform model in kx , T the sampling diagonal only matrix, F’ the inverse spatial Fourier transform operator, F the forward...
2014
Understanding Attributes and Their Use in the Application of Neural Analysis Case Histories Both Conventional and Unconventional, #41473 (2014).
Deborah Sacrey, Rocky Roden
Search and Discovery.com
... or frequency bands. Layer thickness determinations Stratigraphic variations DHI characteristics (e.g. shadow zones) Discrete Fourier Transform Fast...
2014
-- no title --
user
Search and Discovery.com
... be reconstructed using Fourier methods. In this case the Fourier coefficients of the irregularly sampled data are retrieved by inverting the inverse Fourier operator...
Unknown
-- no title --
user
Search and Discovery.com
... be reconstructed using Fourier methods. In this case the Fourier coefficients of the irregularly sampled data are retrieved by inverting the inverse Fourier operator...
Unknown
Polynomial Amplitude versus Azimuth Inversion in Horizontally Transverse Isotropic Media, as Tested on Fractured Coal Seams in the Surat Basin
Joseph Kremor, Randall Taylor, Khalid Amrouch
Australian Petroleum Production & Exploration Association (APPEA) Journal
... using the elliptic approximation (Rüger 1998) or by using a Fourier transform (Downton and Roure 2015). Wavelet deconvolution iso To extract...
2017
Abstract: Can Interpolation Help Reduce Acquisition Costs? A Case Study; #90187 (2014)
Ye Zheng, Balazs Nemeth, Christian Escalante, Andrea Crook, Keith Millis, and Laurie Ross
Search and Discovery.com
...). The interpolation method used for the tests is the Anti-Leakage Fourier Transform (ALFT) (Xu et al, 2004), which works in 5D frequency-wavenumber domain...
2014
Thickness Estimation Using Gradient of Spectral Amplitudes from Spectral Decomposition
Tri Wuri Asri Sulistyoati, Lita Novitasari, Sonny Winardhi
Indonesian Petroleum Association
..., steeper gradients of spectral amplitudes represent thicker beds and lower gradients represent thinner beds. In this paper, the Discrete Fourier Transform...
2012
Interpolating High-Resolution Well Log Volume Using Seismic Dip Vectors and Control Grids
Yingwei Yu
Unconventional Resources Technology Conference (URTEC)
... seismic image in the spatial domain I (x,y) is converted into frequency domain Î (u,v) by 2D Fourier transform, and then followed...
2016
A method of attenuating bubble effect based on frequency domain filter
Yifei Xiao, Jianguo Song
International Meeting for Applied Geoscience and Energy (IMAGE)
...-frequency (>15Hz). 2. Fourier transform and autocorrelation of lowfrequency seismic record to analyse the frequency distribution of bubble effect. 3...
2024
EXTENDED ABSTRACT: Geochemical characterization of kerogen density fractions and artificial mixtures of purified macerals from the Eocene Huadian oil shale, NE China
Xiaomin Xie, Jin Xu, Jianzhong Qin, Fenting Wu, Jingwen Lin
The Society for Organic Petrology (TSOP)
... lamalginite (Fig. 1). The Rock-Eval S2 and hydrogen index parameters (Fig. 1) as well as the aliphatic compound peaks in Fourier transform infrared (FTIR...
2021
Seismic Trace Interpolation using Adaptive Prediction Filters
Search and Discovery.com
... Gulunay, N., 2003, Seismic trace interpolation in the Fourier transform domain: Geophysics, 68, 355–369. Haykin, S., 2002, Adaptive Filter Theory, Prentice...
2013
Abstract: Maximizing Knowledge from a Single Drop using Ultra-high Resolution Mass Spectrometry; #90187 (2014)
Thomas B. P. Oldenburg, Melisa Brown, Ken Chanthmontri, Ning Sanguantrakun, Andrew Stopford, Norka Marcano, Ryan Snowdon, Steve Larter, D. Martin Jones, and Ian Head
Search and Discovery.com
.... New technological developments, namely Fourier Transform Ion Cyclotron Resonance Mass Spectrometry (FT-ICR-MS) allows us for the first time to make...
2014
Abstracts: Q Determination, Corner Frequency and Spectral Characteristics of Microseismicity Induced by Hydraulic Fracturing; #90173 (2015)
David W. Eaton
Search and Discovery.com
...) , where ~ denotes the Fourier transform, = 2f and c 1/ is called the corner frequency. The corresponding displacement...
2015
Abstract: Direct Correlations Between Volume Injection Rates and Microseismic Resonances; #90224 (2015)
Jean Baptiste Tary, Mirko van der Baan, and David W. Eaton
Search and Discovery.com
...). Time-frequency transforms, such as the short-time Fourier transform aka spectrogram, are well-suited for the analysis of resonances in continuous...
2015
Enhancing the Quality of Seismic Impedance Data; #41961 (2016)
Satinder Chopra, Ritesh Kumar Sharma, Rebecca Daniels, Brian Schulte, Jim Pllishy, Tammy Chow
Search and Discovery.com
...-t domain. The other domains to which seismic data in the x-t domain can be transformed are the tau-p (using Radon transform) and f-x (using Fourier...
2016
Direct Kerogen Characterization of Marcellus Shale Collected from Marcellus Shale Energy and Environment Laboratory; #80635 (2018)
Vikas Agrawal, Shikha Sharma
Search and Discovery.com
... techniques such as XPS (X-ray photoelectron spectroscopy), ATR-FTIR (Attenuated total reflection-Fourier transform infrared spectroscopy), 13C solid...
2018