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Showing 2,334 Results. Searched 201,044 documents.
Adaptive regularization parameter estimation in image domain least-squares migration
Shen Sheng, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... , where Rss is the autocorrelation of the source wavelet, and its argument τ is the delayed time, the integral variable ξ stands for the source...
2024
Simulation of Polymer Flow in Fracture Networks Using Lattice Boltzmann Method
Rijal Ziya Ulhag, M. Aufaristama, Irwan Ary D
Indonesian Petroleum Association
...). “Segmented fractal dimension of 1-D Signal: A wavelet based method”, Asia Pacific Conference on Communications, Bandung, Indonesia. Sukop M. C. and D...
2014
Improve automatic migrated gather processing with feature engineering and 4D convolutional neural networks
Wen Pan, Harry Rynja, Ramakrishna Dandu, Zaifeng Liu, Shuzhen Ye, Antonio De Lilla, Jay Chen, Jeremy Vila
International Meeting for Applied Geoscience and Energy (IMAGE)
... to normalize the data to improve the stationarity of the data and generalization of our model. Without consistency on wavelet and sampling both during...
2024
High-resolution imaging with FWI on wide azimuth towed streamer data: Application in the Mississippi Canyon, GoM
Wanying Wang, Simon Luo, Xiaolei Song, Lennon Infante, Imtiaz Ahmed, Qingsong Li, Ganyuan Xia, Katrina Packer
International Meeting for Applied Geoscience and Energy (IMAGE)
... with raw data. We explored the potential of adjusting the source wavelet with a constant time shift, to partially correct for the effect of Q...
2024
Seismic imaging in Tarim Basin: Overcoming complex near-surface conditions
Xianhuai Zhu, Ruirui Zhao, Sam Gray, Wensheng Duan, Duoming Zheng, Ganglin Lei, Gengxin Peng, Rujie Zhang, Kun Xu, Grace Yan, Junru Jiao
International Meeting for Applied Geoscience and Energy (IMAGE)
... FWI, finite-frequency wavepath inversion does not always require a wavelet in inversion, and near-surface velocities on land can be estimated using...
2024
Interactive methods for enhancing the accuracy prediction and characterization of deep-water architectural elements in Western Black Sea, Romania
Juan Daniel Sanchez Mendoza, Michele Morosini
International Meeting for Applied Geoscience and Energy (IMAGE)
... wavelet transform: Geophysics, 70, no. 6, P19–P25, doi: https://doi.org/10.1190/1.2127113. Fourth International Meeting for Applied Geoscience & Energy...
2024
Refraction multiple attenuation by pattern-based machine learning with a case study
Chunming Wang, Xiaohong Chen, Yongsheng Wang, Christof Stork, Sissy Theisen, Seann Day, Junru Jiao, Grace Yan, Xianhuai Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... m to 500.0m. Due to low velocity and small scale (~m) strong heterogeneity, the seismic source wavelet is strongly scattered within the Figure 2...
2024
Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"
Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng
Indonesian Petroleum Association
... the resolution level of the seismic wavelet. Clearly, with this new definition, if we could sample the velocity field finely enough and if intrinsic...
2000
Robust seismic data denoising based on factor group-sparse regularization
Mi Zhang, Yang Liuy, Jingming Liy, Gui Cheny
International Meeting for Applied Geoscience and Energy (IMAGE)
... theories have emerged one after another, such as predictive filtering, Fourier transform, wavelet transform, curve transformation, dictionary learning, neural...
2024
A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods
Kriyanti Setiyono, Ken H. Matson
Indonesian Petroleum Association
... process requires information about the source wavelet which is estimated using a minimum energy criterion. Application to Real Data Figure 1.1 shows...
2000
De-Risking Drilling Targets for Future Tunu Shallow Zone Development Phase: Application of Litho-Seismic Classification Based on Simultaneous Inversion
Didiek Bhudy Prabowo, Hilfan Khairy, Sung Yuh, Cepi M. Adam, Bayu Giriansyah, Gilles Vallon
Indonesian Petroleum Association
..., the computation is started from wavelet estimation in order to create synthetic seismic. Through iterative optimization, the seismic inversion works...
2015
Post-migration seismic data conditioning through merged datasets: Enhancing accuracy and insight
Pamela Blanco Dufau, Heather Bedle, Kurt Marfurt
International Meeting for Applied Geoscience and Energy (IMAGE)
... 5-10-75-85 Hz wavelet to capture all the original dataset frequencies, represented in the light blue dashed line. After spectral balancing, the frequency...
2024
Sparse OBN acquisition in shallow water at CCS Sleipner field: The role of multiples in FWI
Sandrine David, Eddie Cho, Graeme Stock, Fons ten Kroode, M.A.H Zuberi
International Meeting for Applied Geoscience and Energy (IMAGE)
... without need of a source wavelet: Geophysics, 66, 327–341, doi: https://doi.org/10 .1190/1.1444912. David, S., M. A. H. Zuberi, E., Cho, S. Baldock...
2024
A successful story of working with towed streamer and ocean-bottom node data on interpolation and image enhancement
Heather Yao, Amr Elsabaa, Nathaniel Cockrell, Dawit Desta, Ruoyu Gu, Christina Tapia, Nigel Hicks, Lauren Peschier
International Meeting for Applied Geoscience and Energy (IMAGE)
... the embedded wavelet, and a single matching operator was designed to globally address minor phase differences between the two datasets, and any imperfection...
2024
Probabilistic inversion for interpretation of a stratigraphic sequence in a poorly resolved unconventional reservoir
Evan Mutual, Irina Berezina, Ask Jakobsen, Bill Goodway, Wendell Pardasie, Bob Riopel
International Meeting for Applied Geoscience and Energy (IMAGE)
... a wavelet length of the top and base Montney. In this study, as the elastic properties of the overlying units have such larger contrasts, we must...
2024
Parasequence Concepts, Problems and Solutions in CBM Exploration Using Seismic Data Case Study: MuaraEnim Formation, South Sumatra Basin
Muhlash Hada F. S, M. Rizki Asy’ari, Rahmat C. Wibowo, D., Hendra Amijaya, Andri A. Aspari
Indonesian Petroleum Association
... CC 0.73 Before Filtering After Filtering Figure 4 - Wavelet extraction results on Top ABF intervals until PS1 before filtering (left) with dominant...
2015
Fine characterization technique and its application to Neogene composite channel sand bodies in Bohai oilfield
Shengqiang Zhang, Zhijun Zhang, Yu He, Xun Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
..., the zero-phase Ricker wavelet with dominant frequency of 30Hz was selected for forward modeling. Figure 3b shows the seismic records obtained...
2024
Relative inversion for extended elastic impedances
Peter Harris, Kathryn Young
International Meeting for Applied Geoscience and Energy (IMAGE)
... and wavelet stretch from near to far angles due to NMO stretch or differential attenuation, both of which make the gradient even less stable. The extended...
2024
Wave-equation based inversion for carbonate reservoir characterization in Kuwait
Rao Narhari, Ahmad Al-Sabari, Afrah Al-Ajmi, Justin Ugbo, Jeremy Harris, Gerard Soto, Panos Doulgeris
International Meeting for Applied Geoscience and Energy (IMAGE)
... bandwidth, helping recover robustly the deeper targets. Seismic Linear Synthetics WEB-AVO Synthetics Figure 3: Well ties with a statistical wavelet...
2024
DAS seismic monitoring of the shallow CO2 controlled-release experiment at the South West Hub In-Situ Laboratory
K. Tertyshnikov, R. Pevzner, B. Freifeld, L. Ricard, A. Avijegon
Petroleum Exploration Society of Australia (PESA)
... them all to a single gather for improvement of signal-to-noise ratio. The wavelet for deconvolution has been estimated for each vintage separately...
2019
Amplitude Versus Offset Gradient Modeling Over a Minnelusa Field
W.E. Johnson
Rocky Mountain Association of Geologists
... and the Davis Oil Gibson #2 using a zero phase wavelet (Figs. 8 and 9, respectively). An amplitude increase with offset in the trough...
1988
Full waveform inversion of simultaneous long-offset data
Nizar Chemingui, Alejandro A. Valenciano, Andrew Long
Petroleum Exploration Society of Australia (PESA)
... wavelet-shift tomography and salt interpretation following a top-down strategy. Figure 4 compares the data fitting using the starting model (Figure 4A...
2019
Frequency-domain GFDM with optimal coefficient for undulating interface
Zongfeng Jia, Guochen Wu, Bo Zhang, Hongying Liu, Sen Yang
International Meeting for Applied Geoscience and Energy (IMAGE)
...d algorithm. The model size is 2000m ×2000m, and the average node interval is 10m. The source is the Riker wavelet, with the dominant Figure 5 and Figure ...
2024
Direct modeling of reservoir properties with Feynman path integration
John Pendrel
International Meeting for Applied Geoscience and Energy (IMAGE)
...-stack alignment to the near stack was done. Wavelet phase corrections were accomplished by inputting the three partial stacks to a poststack sparse...
2024
Multi-dimensional inverse scattering series internal multiple model construction via orthogonal contribution summation
Frederico Xavier de Melo, Zhiming James Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
...ationship, and its value is usually defined as the wavelet length. The term 𝑏3 in Equation (1) is the predicted internal multiple, followed with a c...
2024