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The AAPG/Datapages Combined Publications Database
Showing 47 Results. Searched 195,354 documents.
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: Wave Equation Depth Migration with Image Gathers in Offset Domain; #90211 (2015)
Jianhua Pan
Search and Discovery.com
... and the mechanism of Kirchhoff migration, the approach presented here is to calculate Green’s functions in the frequency-space domain by wavefield...
2015
-- no title --
Ehsan, Athar
Search and Discovery.com
... Foundation,1-22pp. Pratt, R.G., Shin, C. and Hicks, G.J., 1998. Gauss-Newton and full Newton methods in frequency-space seismic waveform inversion, Geophysical...
Unknown
Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)
Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji
Search and Discovery.com
... Newton methods in frequency-space seismic waveform inversion, Geophysical Journal International, 133, 341–362. Tari, G., Coterill, K., Molnar, J., Valasek...
2023
Abstract: Enhanced Surface Seismic Data Processing Using Simultaneous Acquired DAS-VSP Data; #91204 (2023)
Gang Yu, Jinliang Xiong, Junjun Wu, Yuanzhong Chen, Yingshui Zhao
Search and Discovery.com
... viscoelastic compensation from one dimension to two dimensions. Mittet and Sollie (1995) used explicit convolution filtering in the frequency space...
2023
Spectral Analysis of the Middle Triassic Latemar Limestone
Linda A. Hinnov, Robert K. Goldhammer
Journal of Sedimentary Research (SEPM)
... estimates of Methods 2, 3, and 4. We compared the Latemar spectrum to a spectrum of N[0, 2] white noise, which is a flat line in frequency space at a level...
1991
First Seismic Survey in Indonesia For The CCS Project Using Vibroseis as a Non-Explosive Seismic Source
Takeshi Kozawa, Nobuhito Shimada, Masami Hato, Alfian Bahar, Awali Priyono, Rachmat Sule, Stevanus P. H. Silban, Toshifumi Matsuoka, Toru Takahashi, Takao Aizawa, Isamu Kuboki, Alphius D. Guntara
Indonesian Petroleum Association
..., the following de-noise modules were applied comprehensively (1st Denoise): • Trace editing and/or auto edit: Trace editing in the frequency-space...
2017
Overburden Compensation: A Pragmatic Solution to the Frequency Dependent Amplitude Losses Associated With Laterally Variable Overburden
Swee Leng NG, Martin Bayly
Indonesian Petroleum Association
... and limitations, we use O-COMP to estimate spatial relative amplitude distortions as a function of frequency and space. These are decomposed...
2008
Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area
M. A. H. Zuberi, E. Cho, T. Seher, R. Myklebust
International Meeting for Applied Geoscience and Energy (IMAGE)
... source. All wavefields in the derivation below are in frequency-space domain (complex quantities). The symbol † in superscript represents a Hermitian...
2023
The Characteristics of the Magnetic Anomaly and Magnetosphere Structure in the Nansha Islands and Surrounding Areas
Zhang Yixiang
Geological Society of Malaysia (GSM)
... the conditions of sparse lines. Based on this grid value, two dimension fields transform programme in frequency space was used for data processing...
1995
Finite Difference Modeling: Part II: How to clean numeric time dispersion
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... equation 2a to the frequency f, then the differential operators of the two systems in frequency-space domain become equal: L(x, ) = (x,f...
2018
A Grain Size Spectra Map
John J. Dowling
Journal of Sedimentary Research (SEPM)
... mapping in the space-frequency-size domain along profiles of interest. Such an approach enables one to observe variations more easily than by viewing...
1977
Seismic Trace Interpolation using Adaptive Prediction Filters
Search and Discovery.com
... that linear events in the time-space domain can be efficiently modeled via PFs in the frequency-space domain. Spitz (1991) also showed that PFs computed...
2013
F-xy Cadzow Noise Suppression
Search and Discovery.com
... to automatically vary with time, frequency, and space, perhaps resulting in a filter which is safe, powerful, and easy to use. More than two spatial...
2013
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... of the incoherent noise. An example of the latter framework are the well known algorithms for noise suppression in the frequency-space domain: FX filtering...
2013
Abstract: Feasibility Testing of Time-lapse Seismic Monitoring with Full Waveform Tomography; #90171 (2013)
Chad Hogan, Ken Hedlin, Gary Margrave, and Michael Lamoureux
Search and Discovery.com
... in frequency-space seismic waveform inversion: Geophsyical Journal International, 133, 341–362. Pratt, R. G., and Shipp, R. M., 1999, Seismic waveform...
2013
Abstract: A Tour of High Resolution Transforms; #90171 (2013)
Mauricio D. Sacchi
Search and Discovery.com
.... In particular, Radon transforms in time-space and in frequency-space domain are examples of transformations that can be posed via equation (1) (Hampson, 1986...
2013
Abstract: Interpolation of Aliased Seismic Data in the Curvelet Domain; #90172 (2014)
Mostafa Naghizadeh, Mauricio D. Sacchi
Search and Discovery.com
... interpolation methods using prediction filters. These methods operate in the frequency-space (f-x) domain. In both cases, low frequency data components...
2014
Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)
Jianhua Pan
Search and Discovery.com
...., 1987; Sandberg and Beylkin, 2009), which are in frequency-space domain and some of them needs solving linear system at each depth level, this approach...
2014
Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)
Amsalu Y. Anagaw, Mauricio D. Sacchi
Search and Discovery.com
... and full Newton methods in frequency space seismic waveform inversion. Geophysical Journal International 133 (2), 341–362. Rudin, L., S. Osher, and E...
2015
Abstracts: Interpolation of Nonstationary Seismic Records using a Fast Generalized Fourier Transform; #90173 (2015)
Mostafa Naghizadeh and Kristopher A. Innanen
Search and Discovery.com
... the fast generalized Fourier transform FGFT to identify the space-wavenumber evolution of nonstationary spatial signals at each temporal frequency...
2015
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
.... The CWT method does not require preselecting a window length and does not have a fixed time-frequency resolution over the time-frequency space. CWT uses...
2008
Full-Waveform Inversion Application on 2D Slanted Streamer Data - A Case Study
Andreas Waluyo
Indonesian Petroleum Association
..., 1998, GaussNewton and full Newton methods in frequency space seismic waveform inversion, Geophysical Journal International, 133, 341–362. Figure 3...
2014
Improved HSEQ and survey efficiency demonstrated with a new remotely operated streamer cleaning tool
Rune Tønnessen, Trygve Skadberg, James Wright, Andrew Long
Petroleum Exploration Society of Australia (PESA)
... distance of 100-120 m is typically used (Figure 6 lower panel). As with many other types of noise, we can isolate large amplitudes in the frequency-space...
2019
Abstract: Full-Waveform Inversion of Field Data in the Foothills: Results and Challenges with Long-Offset Seismic; #90172 (2014)
Andrew J. Brenders, R. Gerhard Pratt, Sylvestre Charles
Search and Discovery.com
...-wavenumber information in the model space. An accurate starting model can provide the latter. To obtain low-frequency land seismic data, acquisition with MEMS...
2014