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The AAPG/Datapages Combined Publications Database
Showing 17,696 Results. Searched 200,357 documents.
A Practical Review of Migration Issues and Solutions; #40723 (2011)
Ian F. Jones
Search and Discovery.com
... in the gathers, 2) using the current velocity model to compute the surface location take-off (emergence) angles and via ray-tracing in conjunction with the travel...
2011
Seismic Processing in the Papua New Guinea Fold Belt - Recent Experience
N. J. Fisher, F. R. Nicholson
Papua New Guinea (PNG) Petroleum Convention Proceedings
... produced, the mute could be picked from common-offset gathers for a particular velocity function as part of the iterative processing flow (discussed below...
2000
Abstract: Determining the Structure of Basalt Flows with Wide-Angle Seismic Data, by M. M. Fliedner, R. S. White, and J. Fruehn; #90923 (1999)
Search and Discovery.com
1999
Abstracts: Feasibility of 4D Multicomponent Seismic Methods for Monitoring CO2 Storage in the Redwater Leduc Reef, Alberta; #90173 (2015)
Taher M. Sodagar and Don C. Lawton
Search and Discovery.com
... Ricker wavelet for the PS data. Then, the shot gathers were processed by converting the trace headers from shot point to CDP (Common Depth Point...
2015
A depth uncertainty estimation method using interval-domain anisotropic VTI velocity and travel time detectability criterion
Andrey H. Shabelansky, Cory J. Hoelting, Min Yang, Sizhuang Deng, Jinsong Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and C. C. S. Caiado, 2018, Uncertainty analysis of depth predictions from seismic reflection data using Bayesian statistics: Geophysical Journal...
2024
Potential of FWI imaging for shallow turbidite shadow zone: A case study
Swarup Sarkar, James Sheng, Faqi Liu, Daniel Davies, Roy Ha
International Meeting for Applied Geoscience and Energy (IMAGE)
... utilized including the flatness of common image gathers. By taking the directional directive along the structure to the FWI velocity model, an FWI...
2023
Abstract: Improving Reservoir Imaging with Time-Lag Fwi in the Partitioned Zone Between Kuwait and Saudi Arabia; #91204 (2023)
Art Petrenko, Trevor Coulman, Guangfu Shao, Ibrahim Hakam, Mohammed Almutairi, Sujoy Ghose, Kai Zhang
Search and Discovery.com
... from shallow to deep, using both refraction and reflection energy. The final 24 Hz TLFWI achieved a high-resolution velocity model and improved seismic...
2023
DAS noise attenuation using wavelet stack
Zhou Yu, Zhaojun Liu, Ge Zhan, Peng Cheng, Bin Wang, Weihong Fei
International Meeting for Applied Geoscience and Energy (IMAGE)
... receiver gathers shown in Figure 3a. We see significant production and pump noise and a hint primary reflection. We apply the first iteration of our...
2022
Challenges of Sub-Thrust Imaging Using Broadband Three-Dimensional Seismic Data: a Case Study in the Outer Banda Arc, Indonesia
Masamichi Fujimoto, Yonghe Guo, Anky Fatwa, Yuki Sasaki
Indonesian Petroleum Association
.... Velocity modeling along large normal fault During the QC of the PrSDM common imaging gathers, we know the limitation of Kirchhoff PrSDM that seismic...
2014
Application of full-waveform inversion to ultra-high-density OBN data at Clair field
Simon Luo, Xukai Shen, Philip Tillotson, Lindsey Smith, Dan Davies
International Meeting for Applied Geoscience and Energy (IMAGE)
... to update the velocity at low frequencies, then followed with higher frequency updates using data after additional pre-processing had been applied...
2022
The need of elastic RTM for elastic FWI models
Hui Huang, Zedong Wu, Xue Xiao, Zhigang Zhang, Ping Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... FWI Image gathers for AVA analysis (Warner et al., 2022) would further increase the compute cost significantly. Due to these reasons, RTM still plays...
2023
Deep compressed learning for 3D seismic inversion
Maayan Gelboim, Amir Adler, Yen Sun, Mauricio Araya-Polo
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Sacchi, 2020, Automatic velocity analysis using convolutional neural network and transfer learning: Geophysics, 85, no. 1, V33–V43, doi: https://doi.org...
2023
Azimuthal Anisotropy A New Interactive Approach Leads to More Accurate Imaging
Graeme Eastwood
Petroleum Exploration Society of Australia (PESA)
..., is used for picki ng the anisotropy parameters using the prepared supergathers. The anisotropy analysis operates much like conventiona l velocity...
2012
-- no title --
user
Search and Discovery.com
... on the image gathers, and complex horizon geometries, automated velocity-model-building tools fail to produce an optimum velocity model for TTI...
Unknown
-- no title --
user
Search and Discovery.com
... on the image gathers, and complex horizon geometries, automated velocity-model-building tools fail to produce an optimum velocity model for TTI...
Unknown
9C data acquisition for near-surface imaging in a quick-clay landslide-prone site in SW Sweden
Tatiana Pertuz, Alireza Malehmir
International Meeting for Applied Geoscience and Energy (IMAGE)
... the extremely slow shear-wave velocity in the area (ca. 60-120 m/s), reflection seismic studies benefiting the shear component of the seismic wavefield...
2022
Marchenko-based internal multiple attenuation feasibility analysis for a thin-layered media in ultra-shallow water OBN from offshore Middle East
Frederico Xavier de Melo, Suyang Chen, Luis Salinas, Shotaro Nakayama, Nozomi Yamamoto
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the Marchenko-based and adaptive matching approaches. Figure 5 shows common image-point (CIP) gathers before, after and the estimated internal multiples during...
2023
The Effects of Seismic Data Conditioning on Pre-Stack Simultaneous Impedance Inversion
Scott W. Singleton
GCAGS Transactions
..., and S. Legleut, 2007, Common-angle processing using reflection angle computed by kinematic pre-stack time demigration: Society of Exploration Geophysicists...
2008
Predicting Facies, Rock, and Geomechanical Properties Using Convolutional Neural Networks: A Case Study From an Unconventional Shale Reservoir
Ted Holden, Ruth Kurian, Mohammed Ibrahim, Daniel Hampson, Jonathan Downton
Unconventional Resources Technology Conference (URTEC)
...) Synthetic angle gathers are then generated for each pseudo-well using a convolutional model in which the P-wave reflection coefficients calculated using...
2023
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
...., Expanded Abstracts, 1176-1179. Sacchi, M. D. and T. J. Ulrych, 1995, High-resolution velocity gathers and offset space reconstruction: Geophysics, {\bf 60...
2013
Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation
Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg
Indonesian Petroleum Association
... is a succession of tilted reflection planes defined by four parameters (V0, θ, δ, ε), V0 for the vertical velocity, δ and ε for the Thomsen’s anisotropic...
2017
Deep learning Laplace-Fourier full-waveform inversion with virtual supershot gathers
Lei Fu, Daniele Colombo, Weichang Li, Ernesto Sandoval-Curiel, Ersan Turkoglu
International Meeting for Applied Geoscience and Energy (IMAGE)
... the velocity model from seismic data organized in the virtual super gathers (VSG) in the Laplace-Fourier domain by deep learning network (DNN). The proposed new...
2022
High Performance Computation by Graphics Processor Unit Technology for Geophysical Seismic Signal Processing, #40727 (2011)
Sunjay Sunjay
Search and Discovery.com
...-of-the art direct solver for large sparse systems of linear equations results in considerable speed-up. Using the GPU-enhanced solver for interior point...
2011
ABSTRACT: Identification of a Pressure Compartment Boundary with Seismic Reflection Data in the Alberta Basin, Alberta, Canada, by D. T. Maucione and R. C. Surdam; #91019 (1996)
Search and Discovery.com
1996
Subsalt Imaging: An Integrated Approach to Image Improvement of Vintage Data
Search and Discovery.com
N/A