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The AAPG/Datapages Combined Publications Database
Showing 499 Results. Searched 200,357 documents.
Analysis of High Resolution Seismic Data: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
Herman C. Sieck, George W. Self
AAPG Special Volumes
.... The desired or shaped wavelet is the zero-phase equivalent of a Ricker wavelet. The digitized reflection data is then deconvolved in real time using...
1977
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
A practical implementation of data-space Hessian in the time-domain formulation of source extended full-waveform inversion
Gaoshan Guo, Stephane Operto, Ali Gholami, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... inversion with Ricker wavelets of 1 and 2 Hz peak frequencies and perform 300 IR-WRI iterations with 10 and 5 inner iterations, respectively, when CG...
2022
Acostic Velocities, Synthetic Seismograms, and Lithologies of Thrusted Precambrian Rocks, Rocky Mountain Foreland
R. Randy Ray, Robbie Gries, James W. Babcock
Rocky Mountain Association of Geologists
...). Synthetic seismograms were prepared using a 20 hertz, zero phase Ricker wavelet with the amplitude of the wavelet held constant for all displays. Final...
1983
From Chaos to Caves An Evolution of Seismic Karst Interpretation at the Vorwata Field
Riangguna Eloni, M.R. Husni Sahidu, Ilham Panggeleng, Christopher S. Birt, Ted Manning
Indonesian Petroleum Association
.... b) Block model of karst showing caves and cave-fill. c) Synthetic seismic response of Impedance model when convolved with Ricker wavelet (20 Hz peak...
2016
Time-Lapse Petro-Elastic and Seismic Modeling to Evaluate Fracturing Efficiency in Low-Permeability Reservoirs
Masoud Alfi, Zhi Chai, Anshuman Pradhan, Travis Ramsay, Maria Barrufet, John Killough
Unconventional Resources Technology Conference (URTEC)
... inputs, normal incidence seismic traces are forward-modeled through the convolutional model shown in Eq. 10. A zero-phase Ricker wavelet with a central...
2018
Identifying New Potential in a Mature Field: A Mixed Siliciclastic-Carbonate K-Limestone Reservoir Characterization in Supat Field, South Sumatra Basin
Irfan Yuliandri Syukri, Budi Permana, Mugie Ginanjar, Miftahul Firdaus, Sri Windyarsih
Indonesian Petroleum Association
... was built from the Supat-7 well using 25 Hz Ricker wavelet to observe the effects of wavelet interference and to calculate the tuning thickness...
2018
Analysis of the Hydrocarbon Sandstone Distribution Using Rock Physics and Petrophysics Calculations, Simultaneous Inversion, Extended Elastic Impedance (EEI) and Curved Pseudo-Elastic Impedance (CPEI) in X Field Bonaparte Basin
Alfan Hidayah Kusuma, Meta Nisrina Syafitri, Zakki Fahrurrozi
Indonesian Petroleum Association
.... Wavelets that have been used in the previous stages is the Ricker wavelet, convoluted with the log impedance (log reflectivity), so a synthetic...
2020
Seismic Reflection Character Analysis of Stratigraphic Traps in Cretaceous Cardium Formation, Alberta, Canada
Roger M. Slatt , , John C. Robinson , , Kathe A. Lighty , , Gregory F. Moore
AAPG Bulletin
...------------------------------ models. Both a zero-phase 30-Hz Ricker wavelet and a 15 to 55-Hz bandpass filter consistently provided a good match between the synthetic...
1987
Robust localized adaptive waveform inversion: A new regularization for Gabor deconvolution
Peng Yong, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
..., is calculated by Gardner’s relation. The source function is a 5 Hz Ricker wavelet after a 2 Hz low-cut filter. The initial model is made by using the sfsmooth...
2022
3D CNN for channel identification in seismic volume
Haishan Li, Wuyang Yang, Xiangyang Zhang, Xinjian Wei, Xin Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... volumes and then convolved with a Ricker wavelet whose peak frequency is randomly chosen within a given range. In order to make the synthetic seismic volume...
2022
Realistic synthetic data generation using neural style transfer: Application to automatic fault interpretation
Min Jun Park, Joseph Jennings, Bob Clapp, Biondo Biondi
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Finally, the seismic images are formed by convolving a Ricker wavelet with a 20 Hz central frequency. One of the resulting seismic images is shown...
2022
3D velocity model building based upon hybrid neural network
Herurisa Rusmanugroho, Junxiao Li, M. Daniel Davis Muhammed, Jian Sun
International Meeting for Applied Geoscience and Energy (IMAGE)
... data. boundary condition (Cerjan et al., 1985). The time interval is 0.0015 s and number of time samples is 800. The source time wavelet is Ricker...
2022
Phase-encoded waveform inversion for multiples
Yike Liu, Bin He, Xiao-Bi Xie, Yingcai Zheng
International Meeting for Applied Geoscience and Energy (IMAGE)
...-mFWI method. A finitedifference code and a 6-Hz Ricker wavelet source are used to generate the synthetic dataset. The top boundary is set as a free...
2022
Deep learning seismic full-waveform inversion and transient EM joint inversion for near surface velocity modeling
Daniele Colombo, Ernesto Sandoval-Curiel, Ersan Turkoglu, Weichang Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... acoustic finite-difference modeling is performed with GeoInv3D (Pajot and Combre, 2014) where a minimum phase Ricker wavelet of 25 Hz peak frequency...
2022
Direct monitoring of fluid saturation using time-lapse full-waveform inversion
Amir Mardan, Bernard Giroux, Gabriel Fabien-Ouellet, Mohammad Reza Saberi
International Meeting for Applied Geoscience and Energy (IMAGE)
... by using 7 sources on the surface and placing receivers both on the surface and imaginary wells on both sides of the model. A Ricker wavelet...
2022
RNN-based seismic velocity model building: Improving generalization using hybrid training data
Hani Alzahrani, Jeffrey Shragge
International Meeting for Applied Geoscience and Energy (IMAGE)
... by solving the 2D Helmholtz equation using a 15 Hz Ricker wavelet. Data were generated for 6 frequencies ranging from 1 Hz to 12 Hz in 2 Hz...
2022
A nodal discontinuous Galerkin method for wave propagation in coupled fluid-solid media
Ruiqi Li, Yijie Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... elements is 22654 and the minimum edge of the elements is 3.466 m. An moment tensor source placed in the fluid at location (250 m, 350 m) , using a Ricker...
2022
Temporal Resolution of Depositional Processes in the Gulf Coast Tertiary
John A. Lopez
Houston Geological Society Bulletin
... thickness assuming a Ricker wavelet given by equation (13) in Kallweit and Wood (1984). Log Resolution Logging resolution was taken as the optimal...
1991
Wave scattering by the formation velocity perturbation surrounding a fluid-filled borehole
Zhou-Tuo Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Therefore, we should conduct the inversion successively. For the convenience, we use a Ricker wavelet (e.g., Tang and Cheng, 2004) with the center...
2022
An immersed absorbing boundary condition for scalar wavefield modeling under topography
KeJi Chen, Hanming Chen, Hui Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
... interface. The Ricker wavelet with the main frequency of 20 Hz is used as the source to be excited under the surface. The sinusoidal surface model is used...
2022
Uncertainty quantification for full-waveform inversion with a mini-batch gradient-based sampling method
Zeyu Zhao, Mrinal K. Sen
International Meeting for Applied Geoscience and Energy (IMAGE)
... 0.02 km in both directions. The Ricker wavelet with the peak frequency of 10 Hz is used to generate 92 shots gathers using time domain rapid expansion...
2022
Reflection waveform inversion assisted by full-wavefield imaging
Mikhail Davydenko, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
... 200m and 400m. The layer also has a sharp density contrast. Hence, the response (modeled by an acoustic finite-difference algorithm using 10 Hz Ricker...
2022
Forward modeling for arbitrary irregular free-surface based on body-fitted grid
Erxiang Wei, Jianping Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... （x-81) /11 ) （x-321) /11 ) function of z = − 150 × e( − . A + 150 × e( − 0 Ricker wavelet explosive source with a dominant frequency of 20 Hz...
2023
Elastic impedance parameterization and inversion for fracture quasi-weaknesses and quasi-Thomsen parameters in fractured reservoirs with monoclinic symmetry
Wei Xiang, Xingyao Yin, Kun Li, Zhengqian Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
... by generating the convolution of the reflection coefficient calculated by Eq. (8) and a 30Hz Ricker wavelet, which is shown in Figure 3(a). Gaussian...
2023