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The AAPG/Datapages Combined Publications Database
Showing 499 Results. Searched 200,357 documents.
A novel viscous pure-acoustic wave equation and its numerical implementation in 3D TTI media
Long Wu, Yixian Xu, Shigang Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... m×1800 m×1800 m. The source signal is an 28 Hz Ricker wavelet. The Q model is generated from the velocity model using an empirical relation...
2024
Travel-time tomography for joint velocity and transducer location estimation
Edan Gofer, Raanan Dafni, Albert Shalumov, Ramon Axelrod, Moshe Oziel, Pinny Chaviv
International Meeting for Applied Geoscience and Energy (IMAGE)
...ves, 1996). The data is noise free and is modeled with a spatial grid step of 0.17mm and a time sample rate of 0.0175μs. The source wave...
2024
Performance of elastic FWI for different wrapping angles of helical fiber in seafloor-deployed DAS
Shogo Masaya, Masanori Tani
International Meeting for Applied Geoscience and Energy (IMAGE)
... is a Ricker wavelet with a central frequency of 15 Hz. Elastic FWI uses seismic shot data with a frequency range of 213Hz. Figure 4 shows examples...
2024
Application of acoustic anisotropic time-lapse full-waveform inversion at the Sleipner Field
Sea-Eun Park, Alexey Stovas, Hyeong-Geun Ji, Ju-Won Oh
International Meeting for Applied Geoscience and Energy (IMAGE)
... (Figure 1). The model size is 10.6 km×1 km with 10 m grid spacing. We set the maximum recording time as 1.5 s, and the Ricker wavelet, whose dominant...
2024
An anti-aliasing plane wave decomposition method based on local linear Radon transform
Jian Xiang, Huazhong Wang, Bo Feng, Chengliang Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Synthetic data example In order to verify that the proposed method can achieve antialiasing PWD, a local data is synthesized using the Ricker wavelet...
2024
Velocity model building from 3D surface seismic data at the Utah FORGE EGS site
Yun-Ha Jung, Nori Nakata, Sea-Eun Park, Ju-Won Oh
International Meeting for Applied Geoscience and Energy (IMAGE)
..., we continue velocity model building using 3D acoustic fullwaveform inversion. We set the maximum recording time as 2 s, and the Ricker wavelet, whose...
2024
Implementation aspects of elastic FWI and its application to sparse OBN surveys
Cosmin Macesanu, Faqi Liu, Yi Huang, Hao Hu, Carlos Calderón
International Meeting for Applied Geoscience and Energy (IMAGE)
... at the water bottom, set at a depth that aligns with a multiple of the grid sampling to simplify source insertion. The input signal is a Ricker...
2024
Time-lapse matching of OBN seismic data using 2D convolutional neural networks
Ramon C. F. Araújo, Gilberto Corso, Samuel Xavier-de-Souza, João M. de Araújo, Tiago Barros
International Meeting for Applied Geoscience and Energy (IMAGE)
...). The source wavelet was a Ricker with 15 Hz bandwidth. As for the monitor, to simulate the 4D effect of productioninduced fluid substitution, we added...
2024
Seismic amplitude variation with angle response of hydrogen-saturated rock: Implications on subsurface monitoring
Chao Li, Shuvajit Bhattacharya
International Meeting for Applied Geoscience and Energy (IMAGE)
... dramatically in the reservoir. Transferring the model into time domain and convolved by a 30 Hz Ricker wavelet, Figure 7 shows the corresponding profiles...
2024
A prior regularized 3D full-waveform inversion using 2D generative diffusion models
Fu Wang, Tariq Alkhalifah, Xinquan Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... are uniformly placed on the surface. The time sampling is 2 ms. The peak frequency of the Ricker wavelet is 8Hz. The total seismic recording is 3s. Then we...
2024
Optimal survey design for full-waveform inversion via bi-level optimization
H. S. Aghamiry, S. Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
... acquisition, we perform a full run of IR-WRI starting from a rough initial model (Fig. 4b). The source signature is a 4 Hz Ricker wavelet. We perform...
2024
Applications of elastic RTM on land data
Min Zhou, Changhua Zhang, Zheng Meng, Bin Yu, Mingqiu Liu, Yequan Chen, Dajian Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
.... There is a total of 8500 traces in each shot gather with shot located in the center of the receiver patch. A Ricker wavelet with a peak frequency of 15 Hz...
2024
FWI uncertainty analysis with Stein variational gradient descent
Haoyang Cen, Kaihang Guo, Diancheng Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... and a receiver spacing of 50 m. A ricker wavelet peaked at 10 Hz is used. Fifty initial particles are generated based on the reference FWI model...
2024
Diagenesis and pore pressure induced dim spots Advances on AVO analysis of high-impedance reservoirs
Antonio Pessoa, Mark Chapman, Giorgos Papageorgiou
International Meeting for Applied Geoscience and Energy (IMAGE)
... as a function of angles of incidence and convolved with a 15Hz Ricker wavelet. We chose to simulate an average frequency similar to that of the 3D seismic...
2024
Joint full-waveform inversion of time-lapse OBN data at Thunder Horse field
Simon Luo, Esteban Diaz, Madhav Vyas, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
... baseline velocity and (b) true time-lapse velocity changes. RESULTS and inverted using a 6Hz Ricker wavelet, and the maximum source-receiver offset...
2024
From well logs to 3D models: A case study of automated stratigraphic correlation in the Midland Basin
Keyla Gonzalez, Zoltan Sylvester, Alejandro Valenciano, Ben Lasscock
International Meeting for Applied Geoscience and Energy (IMAGE)
... expands the pool of wells incorporated into the workflow. ChronoLog then applies a Continuous Wavelet Transform (CWT) and systematically identifies...
2024
A geophysical prior knowledge guided semisupervised deep learning framework for AVA inversion
Lei Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... by the Ricker wavelet formula. To test the feasibility of the framework, we chose different number of Vp , Vs , and 𝜌 model data to train...
2024
Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data
Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin
Indonesian Petroleum Association
..., wavelet type is Ricker, 76 Shot point and 24 receiver. Spacing between shot and receiver are 1 m and 6 m respectively with length of seismic line...
2017
A Finite-difference Based Multi-scale Approach for Electromagnetic Digital Rock Modeling
Mengping Yu, Yibo Wang, Jin-Hong Chen, Ji Chen
Unconventional Resources Technology Conference (URTEC)
.... Dvorkin, E. Glatt, J. Han, M. Kabel, Y. Keehm, F. Krzikalla, M. Lee, C. Madonna, M. Marsh, T. Mukerji, E.H. Saenger, R.Sain, N. Saxena, S. Ricker...
2018
Remapping Facies Architecture of Early Miocene Carbonate Baturaja Formation Based on Core Analysis, Static Distribution, and Production Data in RG Field, Offshore Northwest Java
Asep Ginanjar, Andi Wasonoaji, Zona Nuansa Adha Antariksa, Mohammad Reza, Priantoro Kartika Dani Setiawan
Indonesian Petroleum Association
.... Equatorial Carbonate System of Indonesia. 2010. Ricker, N., 1953, Wavelet contraction, wavelet expansion, and the control of seismic resolution...
2019
Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method
Taufiq Brilliant Askari, Intan Andriani Putri
Indonesian Petroleum Association
... algorithm is shown in Figure (3 a) based on a Ricker wavelet with a dominant frequency of 35 Hz. This trial made six seismic reflector events...
2022
DAS Recorded Body and Tube Wave Generated by Perforation Shots: Analysis and Numerical Modeling for Completion Monitoring and Reservoir Characterization
Shuang Zhang, Aleksei Titov, Vikram Jayaram, Hector Bello, Robert Hurt, Ge Jin
Unconventional Resources Technology Conference (URTEC)
... choose an explosive source, representing a perforation shot and a Ricker wavelet with 250 Hz central frequency as a source function. The wellbore region...
2021
First Implementation of Hybrid Fiber Optic Cable in Indonesia - Carbon Reduction through Leading-Edge Technology
Marsha Sakina, Dinda Larasati Rahmani, Fajar Tri Prasetia, Cikko Majesta, Francesco Miranda
Indonesian Petroleum Association
... Seismogram in zero phase 25 Hz ricker wavelet (left), 1-dimension corridor stack image in zero phase 5-40 Hz (middle), and 2-dimension common depth point...
2023
Manage Risk with Breakthrough Seismic Acquisition Technology: The GeoStreamer Story Continues New Reservoir Opportunities Revealed
Cyrille Reiser, Folke Engelmark
Petroleum Exploration Society of Australia (PESA)
..., 10 up to 500Hz, and 0-80 Hz. The Acoustic Impedance model has been convolved with a Ricker wavele t corresponding to each of these frequency...
2010
Genesis 4D Project — Design and Execution Overview
Bernard Regel, Tom Hudson, John Bretches, Phil Inderwiesen, Pat Condon, James Rickett, Frank Descant
GCAGS Transactions
... to a Ricker 22 hertz wavelet but with lower side lobe amplitudes. The primary reservoirs are mostly at or above tuning thickness (55-65 feet), while...
2005