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The AAPG/Datapages Combined Publications Database
Showing 555 Results. Searched 195,364 documents.
Abstract: Strong Noise Removal and Replacement on Seismic Data; #90174 (2014)
Patrick Butler
Search and Discovery.com
.... It uses thresholded median replacement in the frequency domain (Bekara et al., 2007 and Elboth et al., 2010). By using short FFT windows in time we both...
2014
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
... are computed in the space-time domain), frequency-space migration and frequency-wave number migration. Presented at GSM Petroleum Geology Seminar...
1987
Abstract: Joint OBN and 3-D DAS-VSP Data Acquisition and Processing in East China Sea; #91204 (2023)
Gang Yu1, Haibo Liu, Zhonglin Cao, Junjian Li, Jianguo Li, Yuanzhong Chen, Guangming He, Junjun Wu, Ximing Wang
Search and Discovery.com
...; and (5) 3-D VSP migration: use the angle domain Gaussian beam migration method to process the 3-D DAS-VSP data to obtain high-precision 3-D DAS-VSP...
2023
Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)
Mark Ng
Search and Discovery.com
... interpolation (PSPI) is used. At depth z1 and lateral position x, the frequency domain expression of the cross-correlation for 2D (Kelly and Ren, 2003...
2013
Abstract: The Attenuation Effects of Surface-Wave Propagations on Rockmass Using SASW Method
Suharsono, Abdul Rahim Samsudin
Geological Society of Malaysia (GSM)
... and material dampings of Rayleigh waves were estimated by SASW method. The results of measurements were analyzed in the frequency domain and the attenuation...
2003
Abstract: Application of Spectral Decomposition and Seismic Attributes to Delineate the Internal Morphology of Carbonate Buildup
Eevon Chang, Lo Shyh Zung
Geological Society of Malaysia (GSM)
... the characteristic expression in the frequency domain. It is indication of the temporal bed thickness. SD and the High Definition SD showed better visualization...
2017
ABSTRACT: Enhanced-Semblance-Weighted High Resolution Radon Transform in T-X Domain, by Wang, Tang; #90142 (2012)
Search and Discovery.com
2012
Abstract: An RBF-FD Scheme on Hexagonal Grids to Solve the Helmholtz Equation with High Wavenumber; #90255 (2017)
Mauricio Londono
Search and Discovery.com
... in frequency-domain it is priority to have an accurate solver for wave equation, a.k.a Helmholtz equation, in many values of the frequency. Due to numerical...
2017
High Performance Seismic Data Migration for High Resolution Interpretation
C. N. Chernoff
Indonesian Petroleum Association
... proper processing sequence in these difficult areas is to migrate before stack. Chun, J.H., and Jacewitz, C.A., 1981, Fundamentals of frequency domain...
1983
Interpretation of the A and B Reflectors in the Eastern Part of the Colombian Caribbean Offshore. An Approach to the Seismic Stratigraphy of the Southern Caribbean: Abstract
Emilio Torres, Heidy Rodriguez, Mario García-Gonzalez
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... that is for detecting low and high frequency shadows associated with different types of bedrock in frequency domain. Spectral decomposition provides a novel...
2009
Abstract: Reservoir and Fault Delineations Using Spectral Decomposition in West Patricia Field, Offshore Sarawak (Poster 2)
Mohd Khalid Jamiran
Geological Society of Malaysia (GSM)
... of these is the use of frequency and phase domain interpretation using Spectral Decomposition (SpecDecompTM) technology. SpecDecompTM works by transforming...
2002
Evaluation of Geophysical Techniques in the Determination of a Salt Contaminated Environment
Search and Discovery.com
N/A
Abstract: Evaluation of Geophysical Techniques in the Determination of a Salt Contaminated Environment; #90250 (2016)
W. Reed, H. Lehto, W. Bond, D. Bagnall, J. W. Ward
Search and Discovery.com
..., and frequency domain conductivity. Galvanic resistivity surveys have been around for quite some time and have shown to be successful for effectively...
2016
Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017)
Tatiana Espinosa, Carlos Piedrahita Escobar
Search and Discovery.com
... in the frequency domain, where is incorporated the attenuation to replace the elastic real parameters by visco-elastic complex parameters, frequency dependent...
2017
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
.... Requires smoothness. High to moderate Good Well suited Wave Equation Migration (WEM) Numerical solution of the One-way Wave Equation in the frequency...
2010
High-resolution imaging using Gaussian beam point-spread-function deconvolution
Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
... using equation 1. PSF deconvolution A multidimensional PSF deconvolution is applied to traditional migration results in the wavenumber domain...
2023
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
... the effect of source ghost and enhances the low frequency bandwidth. Pre-stack time migration helps to move the data to actual subsurface locations...
2015
2D Pre-Stack Depth Migration : Application to Inverted Grabens
C. Bunks, P. L. Pichon, L. Ben Brahim, Sekar Sakti
Indonesian Petroleum Association
... (S-G) frequency domain by alternate downward continuation in depth of geophone and source gathers. Iterative improvement of the velocity model...
1993
Time-Domain High-Resolution Radon Transform (Geophysics Paper 4)
Michel Schonewille, Peter Aaron, Carl Notfors
Geological Society of Malaysia (GSM)
... is first transformed into the frequency domain and each frequency slice is transformed into the parabolic radon domain. Figure 1 shows the principle...
2008
3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction
Xishuo Wang
Search and Discovery.com
...3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction Xishuo Wang 3D Seismic Data Interpolation by Frequency Domain Local 2D...
Unknown
3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction
Xishuo Wang
Search and Discovery.com
...3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction Xishuo Wang 3D Seismic Data Interpolation by Frequency Domain Local 2D...
Unknown
Improve Kirchhoff depth imaging using full-wave-equation traveltimes
Yongzhong Wang, Yang He, Alex Yeh, Faqi Liu, Bin Wang, Carlos Caldern
International Meeting for Applied Geoscience and Energy (IMAGE)
...-frequency reflection-FWI. We demonstrate with both synthetic and field data the benefits brought to Kirchhoff migration by wave equation traveltimes...
2023
Image - Rays and the Treatment of Inhomogeneity in Migration
L. Hatton
Southeast Asia Petroleum Exploration Society (SEAPEX)
... approaches have been supplemented by a third, the frequency domain or f-k migration technique following the work of Stolt (1978). This approach has...
1980
Extended Abstract: Full Waveform Inversion for Detailed Velocity Analysis
Jerry Kapoor, Denes Vigh
GCAGS Transactions
... 74th Annual Conference and Exhibition Extended Abstract W011, 5 p . Plessix, R.-E., 2009, Three-dimensional frequency-domain full-waveform inversion...
2016
II. Migration to Remedy Geometric Distortions
Robert E. Sheriff
AAPG Special Volumes
... and Kirchhoff migration wave-equation migration (finite-difference migration and frequency-domain migration of several kinds). This list is rather...
1981