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The AAPG/Datapages Combined Publications Database
Showing 1,537 Results. Searched 200,357 documents.
Reservoir prediction technology based on tuning spectral decomposition
Wang Qingzhen, Wang Jianhua, Zheng Ying
International Meeting for Applied Geoscience and Energy (IMAGE)
... short-time Fourier transform, Gabor transform, wavelet transform, S-transform, generalized S-transform, etc.(Marfurt and Kirlin, 2001); Quadratic time...
2024
Abstract: Estimation of Dispersive Parameters of Surface Wave Using the Generalized S Transform; #90187 (2014)
Roohollah Askari and Robert J. Ferguson
Search and Discovery.com
... dispersive medium and noisy data. Theory The S transform is a time-frequency spectral localization method that is similar to the short-time Fourier...
2014
Seismic applications of the Radon transform and a new second-order traveltime local transform
Ehsan Soleymani, Mauricio Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
...Seismic applications of the Radon transform and a new second-order traveltime local transform Ehsan Soleymani, Mauricio Sacchi Seismic applications...
2024
Orthorhombic AVAZ inversion in the Laplace-Fourier domain
Lin Li, Jinmiao Zhang, Guangzhi Zhang, Zhenyu Zhu, Jiajia Zhang, Chao Li, Xinpeng Pan
International Meeting for Applied Geoscience and Energy (IMAGE)
... sin 2 cos 2 1 tan 2 sin 2 . 33 2 g m ln VP (6) The Laplace-Fourier transform of a time-continuous seismic signal is given...
2022
ABSTRACT: Microanalyses of organic matter in coals and gas shales: A Review
Zhongsheng Li, Colin R. Ward, Neil Sherwood, Peter Fredericks
The Society for Organic Petrology (TSOP)
... of these processes. Numerous recent developments in electron microprobe, scanning electron microscope (SEM), Fourier transform infrared, and computerised...
2012
Abstract: Multi-component or Vector Dip Filtering Using the S-transform; #90187 (2014)
Kristof De Meersman and Majda Mihoub
Search and Discovery.com
... Fourier transform and the Gabor transform. It also shares many properties with wavelet transforms. The main difference is that the wavelet transform works...
2014
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
Abstract: Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations (Paper 23)
Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau
Geological Society of Malaysia (GSM)
... "correct" velocity pick. DMO algorithms available sometime back in this region are essentially Fourier transform methods, usually with some logarithmic...
1995
Optical Methods and Equipment for Processing Geophysical Data: ABSTRACT
Arthur L. Ingalls
AAPG Bulletin
... is a 2-dimensional filtering equipment in which 2 Fourier transforms are performed sequentially on the in-put transparency. The first transform produces...
1965
Investigation of the Mineral Composition of Shales by Far Infrared Spectroscopy
Search and Discovery.com
N/A
Integrated Basinal-Scale Study on Potential Shale Plays in Abakaliki Fold Belt and Calabar Flank, Nigeria
Search and Discovery.com
N/A
A ground roll attenuation method based on CAResU-net with adaptively frequency-induced loss
Siyu Sun, Guosong Tang, Wei Bao, Guofa Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... propose a hybrid loss function by integrating the MSE with an adaptively frequency-induced loss. By leveraging Fourier transform principles...
2024
Abstract: Azimuthal Fourier Coefficients: A Simple Method to Estimate Fracture Parameters; #90174 (2014)
Jon Downton and Benjamin Roure
Search and Discovery.com
... in azimuth, the properties of the Fourier transform allow these problems to be treated separately. If we calculate a Fourier transform of the AVAz PP...
2014
ABSTRACT: APPLICATION OF ATTENUATED TOTAL REFLECTANCE MICROFOURIER TRANSFORM INFRARED (ATR-FTIR) ANALYSIS TO THE STUDY OF COAL MACERALS AND COAL MATURATION PROCESSES
Zhongsheng Li, Peter M. Fredericks, Llew Rintoul, Colin R. Ward
The Society for Organic Petrology (TSOP)
... 4001, Australia INTRODUCTION Fourier transform infrared (FTIR) spectroscopy has been used in the laboratory for some decades to investigate substances...
2004
Abstracts: A New f-p Domain Weighting Function in Minimum Weighted Norm Interpolation of Seismic Data; #90173 (2015)
Zhengsheng Yao, Mike Galbraith, and Randy Kolesar
Search and Discovery.com
... to the other by some transform – e.g. a double Fourier Transform). In this paper, we will describe the f-p domain approach and show its advantages over...
2015
Abstract: Time-Frequency Representation of Microseismic Signals using the Synchrosqueezing Transform; #90187 (2014)
Roberto H. Herrera, Jean-Baptiste Tary, and Mirko van der Baan
Search and Discovery.com
... experiments. The popular methods of Short-Time Fourier Transform (STFT) and wavelet analysis have limitations in representing close frequencies...
2014
Application of seismic spectral blueing based on generalized S-transform in high-quality reservoir prediction in gas cloud area
Pengzhi Zhang, Lei Liu, Zhiheng Jiang, Zhenglong Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... 1, 2 M rm (tn ) rm (tn1 ) According to fourier transform to frequency domain to obtain amplitude logarithm spectrum Qm ( ) and the mean value...
2022
Abstract: Spectral Decomposition with Real Seismic Wavelet; #90187 (2014)
Rongfeng Zhang
Search and Discovery.com
... in seismic interpretation. There are several approaches used, from the popular Short Time Fourier Transform (STFT) and Continuous Wavelet Transform (CWT...
2014
Spectral Decomposition's Analytical Value, by Satinder Chopra and Kurt J. Marfurt; #41260 (2013).
Search and Discovery.com
2013
Spectral Decomposition Methods: Applicability and Limitations, by Satinder Chopra and Kurt J. Marfurt; #41323 (2014).
Search and Discovery.com
2014
S-transform based processing of noisy surface wave record for recovering high-resolution spectrum
Sayan Mukherjee, Mrinal Bhaumik, Tarun Naskar
International Meeting for Applied Geoscience and Energy (IMAGE)
...up velocities, 𝑣 (3) 𝑝 𝑣𝑓 (𝑥) = 𝑔 𝑓 (𝑥, 𝑥/𝑣), which is further processed through spatial Fourier transform to generate a 3D domain of group veloci...
2022
Abstract: Making FX Interpolation More Robust by Spectrum-guided Reconstruction; #90171 (2013)
Mostafa Naghizadeh and Mauricio Sacchi
Search and Discovery.com
... interpolation in the F-X domain: Geophysics, 56, 785–796. Xu, S. and D. Pham, 2004, Seismic Data Regularization with Anti-Leakage Fourier Transform...
2013
Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)
Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux
Search and Discovery.com
... Fourier transform which is exact for constant velocity medium. Introduction Reverse-time migration (Baysal et. al., 1983, McMechan, 1983; Whitmore...
2013
Abstract: Land Seismic Noise Suppression: Tough Challenge, Intelligent Implementation, by Khalid Al-Rufaii and Weihong Zhu; #90077 (2008)
Search and Discovery.com
2008
Improved synchrosqueezing matching pursuit incorporating w-transform
Chaohe Wang, Zhaoyun Zong
International Meeting for Applied Geoscience and Energy (IMAGE)
... characterization. Typical time-frequency analysis methods comprise the short-time Fourier transform (STFT), the continuous wavelet transform (CWT), the S-transform...
2024