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The AAPG/Datapages Combined Publications Database
Showing 5,188 Results. Searched 200,357 documents.
Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada
M. W. Lee, T. S. Collett, W. F. Agena
AAPG Special Volumes
... at each depth level, (2) source wavelet or downgoing wave deconvolution, (3) separating upgoing and downgoing wave in the wave number-frequency (FK) domain...
2009
Applied Geostatistics Method for Clastic Gas Reservoir Facies Modeling of Middle Arang Formation of TS Gas Field, West Natuna Basin
Tigor Siagian, Ali Taha Al-Temimi, Abdulaziz Al-Mousawi, Sonny Winardhi
Indonesian Petroleum Association
... data only scattered at the crest of the structure. This causes uncertainty regarding the final results of the modeling. Therefore, Inverse-Q...
2017
Full waveform inversion of simultaneous long-offset data
Nizar Chemingui, Alejandro A. Valenciano, Andrew Long
Petroleum Exploration Society of Australia (PESA)
...). Two streamer vessels were used, each towing 10 x 8 km dualsensor streamers. The acquisition employed three additional source vessels in a simultaneous...
2019
Statistical depth imaging through complex cluttered near-surface with path summation
Andrey Bakulin, Ilya Silvestrov, Maxim Protasov
International Meeting for Applied Geoscience and Energy (IMAGE)
... of random anomalies, called clutter. Since the scale of the anomalies of interest is comparable to or less than the dominant source wavelength, we use...
2022
2012
Upper Cretaceous Resedimented Conglomerates at Wheeler Gorge, California: Description and Field Guide
Roger G. Walker
Journal of Sedimentary Research (SEPM)
... a paleocurrent direction for layer 3 for the first time. The conglomerates do not contain as much inverse grading as has previously been suggested...
1975
Low-rank representation for reflectivity model and its applications in least-squares migration
Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
... implemented by minimizing the weighted nuclear norm Ricker wavelet is used as the source time function. Visof reflectivity patch matrices...
2024
Seismic Reservoir Characterization of the Bone Spring and Wolfcamp Formations in the Delaware Basin with Efforts at Quantitative Interpretation - A Case Study
Satinder Chopra, Ritesh Kumar Sharma, James Keay
Unconventional Resources Technology Conference (URTEC)
..., in particular the Avalon shale, may contribute as source rocks in the Delaware Basin. During the Wolfcampian, dark shale and limestone with silt and sand zones...
2019
Inverse Grading Resulting from Coarse-sediment Transport Lag
Bryce M. Hand
Journal of Sedimentary Research (SEPM)
...Inverse Grading Resulting from Coarse-sediment Transport Lag Bryce M. Hand 1997 Vol. 67 No. 1. (January), Inverse grading in turbidites...
1997
An application of FWI with progressive transfer learning
Shirui Wang, Jinjun Liu, Yuchen Jin, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... (FWI) solves the inverse problem by minimizing the misfit between the real seismic record and the simulated waveform generated by the forward modeling...
2022
Uncertainty quantification of single and multi-parameter full-waveform inversion through a variational autoencoder
Abdelrahman Elmeliegy, Mrinal Sen, Jennifer Harding, Hongkyu Yoon
International Meeting for Applied Geoscience and Energy (IMAGE)
... to 20 m. A Ricker pulse is used as the source wavelet with a center frequency of 8 Hz and duration of 4 s sampled every 1 ms. The number of sho...
2024
Sub-seafloor reflectivity estimation by upgoing wavefield deconvolution
Hassan Masoomzadeh, Tim Seher, M. A. H. Zuberi
International Meeting for Applied Geoscience and Energy (IMAGE)
.... These results exhibit a broadband wavelet as the deconvolution process cancels out the source signature. (8) which means: 𝑅𝑍𝑋 = 1 − 𝑆/𝐷. (9...
2023
Abstract: Re-evaluating Depositional Models for Shelf Shales
Janok P. Bhattacharya and James A. MacEachern
Houston Geological Society Bulletin
... that show both normal and inverse grading (Fig. 1), indicating sustained flows that waxed and waned. They also display low intensities of bioturbation...
2009
Is There Value in Reprocessing Legacy Marine Streamer Seismic for Improved Resolution? A Recent Example from Indonesia
Dmitri Skorinski, Ted Manning
Indonesian Petroleum Association
...). Ghost reflections from the sea surface are a wellknown phenomenon limiting the bandwidth of marine seismic data, referred to as the source and receiver...
2014
Comparison of seismic resolution enhancement techniques: Spectral extrapolation vs spectral balancing
Charles I. Puryear
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Introduction wavelet extraction, spectral inversion with sparsity constraints, and targeted broadband filtering (Puryear et al, 2023) to extend the spectrum...
2023
Seismic Data Processing For a Crucial 2014 2D Seismic Data Acquisition Decision in S Area, South Sumatra Block, South Sumatra, Indonesia
Gerry R. Hutabarat, Danar Yudhatama, Erwin Kusumah, Yusnita Yunus, Stephen M. Scott
Indonesian Petroleum Association
... is applied to recover the attenuation of seismic wave that propagated from the source through the subsurface and reflected to the receivers. Deconvolution...
2015
Abstracts: On the Extraction of Seismic AVF Information and the Inversion of Anelastic Reflectivity; #90173 (2015)
Chris Bird, Kristopher Innanen, Laurence Lines
Search and Discovery.com
... of extracting AVF information to more complicated ( and realistic) modeled traces; such as including noise, a source wavelet, and traces with numerous...
2015
Abstract: Simple Wavefield Modelling to Evaluate the Low Frequency Artifacts in Reverse-Time Migration; #90224 (2015)
John C. Bancroft
Search and Discovery.com
... to one seismic trace recorded at the surface vertically above a source location, and where the reflectors are horizontal. The 1D model confines the energy...
2015
Extrapolation of Reservoir Lithology Away from Wells Using Seismic-Geologic Controls
Ruben D. Martinez, Geoffrey Mansfield
Indonesian Petroleum Association
... and constraints are invoked in a two stage iterative inverse procedure, to perturb the lithological model at every point throughout the survey area...
1991
Synthetic-data-driven deep learning method for elastic parameter inversion
Shuai Sun, Luanxiao Zhao, Huaizhen Chen, Zhiliang He, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
... of density and S-wave velocity;(d) Synthetic elastic parameter curves, the source wavelet, and the synthetic pre-stack AVO gather. Conditional...
2023
Stratigraphic and Structural Interpretations Using Diffraction Seismograms
Richard K. Snavely , A.K.M. Sarwar
GCAGS Transactions
..., Diffraction response for non-zero separation of source and receiver: Geophysics, v. 42, p. 1158-1176. Frey, M.G., and Grimes, W.H., 1970, Bay...
1988
Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation
Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... the background wavefield in the virtual sources and the data residuals are weighted by the inverse of the data-domain Hessian in the adjoint source (Operto...
2023
Multilayer perceptron and Bayesian neural network based implicit elastic full-waveform inversion
Tianze Zhang, Jian Sun, Daniel O. Trad, Kristopher A. Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
... length of the model. The source wavelet is Ricker’s directional wavelet with a main frequency of 15Hz. The maximum receiving time is 2.6 seconds, with dt...
2022
Extended Abstract: Sensing Below with Ocean Bottom Seismic
Bill Cafarelli
Petroleum Exploration Society of Australia (PESA)
... require small source to receiver separation (small "offsets"). Consequently, the smaller offsets and higher fold often achieved in bottom cable...
1996
Two Inversion Case Studies from the SCOOP and STACK Area of Oklahoma
Satinder Chopra, Ritesh Kumar Sharma, James Keay
Unconventional Resources Technology Conference (URTEC)
... been more focused on production from the Devonian Woodford and Mississippian Meramec formations (Figure 1). While the Woodford is the source rock...
2019