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The AAPG/Datapages Combined Publications Database
Showing 23,363 Results. Searched 201,049 documents.
Refining our understanding of the subsurface geology using deep learning techniques
Salma Alsinan, Philippe Nivlet, Hamad Alghenaim
International Meeting for Applied Geoscience and Energy (IMAGE)
... Alghenaim, Unconventional Resources, Saudi Aramco Summary This work addresses the question surrounding the importance of the geological model used...
2022
Integrating U-net into full-waveform inversion for salt body building: A challenging case
Sixiu Liu, Abdullah Alali, Shijun Cheng, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... shown by the white arrows in Fig. 3 (c), a second scale of FWI uses a larger TV value to invert the model (Fig. 3 (d)). We can see that the false...
2024
Physics-Constrained Deep Learning for Production Forecast in Tight Reservoirs
Nguyen T. Le, Roman J. Shor, Zhuoheng Chen
Unconventional Resources Technology Conference (URTEC)
... patterns emerges in different time frames. In this paper, the ability of a purely data driven deep learning model to handle non-stationary production...
2021
Estimation of anisotropic parameters from semblance picking using dynamic programming
Hong Liang, Houzhu (James) Zhang, Dongliang Zhang, Hongwei Liu, Xu Ji
International Meeting for Applied Geoscience and Energy (IMAGE)
... and anisotropic parameters from the semblance panels. We apply the automatic model building workflow to synthetic and field data examples to demonstrate...
2022
Time-lapse attenuation variations during CO2 injection using DAS VSP data from the CaMI Field Research Station, Alberta, Canada
Yichuan Wang, Donald C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... convolutional model for seismic reflection signal is A(t, f ) = S ( f ) R (t, f ) F (t, f ) G (t ) , (1) where A(t, f) is the time-frequency variant...
2022
Abstract: Color Correction for Gabor Deconvolution and Nonstationary Phase Rotation; #90171 (2013)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... deconvolution is based on a nonstationary convolution model of the seismic trace. Margrave (1998) presented a nonstationary convolutional model, which...
2013
Abstract: Color Correction for Gabor Deconvolution and Nonstationary Phase Rotation; #90171 (2013)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... deconvolution is based on a nonstationary convolution model of the seismic trace. Margrave (1998) presented a nonstationary convolutional model, which...
2013
Sparse time-frequency representation based on Unet with domain adaptation
Yuxin Zhang, Naihao Liu, Yang Yang, Zhiguo Wang, Jinghuai Gao, Xiudi Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... propose the sparse time-frequency representation (STFR) based on Unet with domain adaptation (STFR-UDA) model for solving these issues. First, we...
2022
Machine learning-based residual moveout picking
Farhad Bazargani, Wenjun Zhang, Anu Chandran, Zaifeng Liu, Harry Rynja
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the migration velocity model. Accurate and efficient RMO picking is the key to the success of tomographic velocity model building workflows. Conventional RMO...
2022
Time-lapse full-waveform inversion by model order reduction using radial basis function
Haipeng Li, Robert G. Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
...Time-lapse full-waveform inversion by model order reduction using radial basis function Haipeng Li, Robert G. Clapp Time-lapse full-waveform...
2024
Bi-directional LSTM-based non-causal deconvolution
G. Roncoroni, I. Deiana, E. Forte, M. Pipan
International Meeting for Applied Geoscience and Energy (IMAGE)
...). To generate the training dataset, we used a modified convolutional model defined as: where tracei and traceo represent the input and the reference output...
2024
Generating high-quality labels for deep learning CO2 monitoring using local orthogonalization
Shuang Gao, Sergey Fomel, Yangkang Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... label generation. We implement a modified 3D U-Net deep learning model to interpret the seismic attributes associated with CO2 injections for complex...
2024
Abstracts: Revisiting Homomorphic Wavelet Estimation and Phase Unwrapping; #90173 (2015)
Roberto H. Herrera and Mirko van der Baan
Search and Discovery.com
... given as a convolution between the propagating wavelet and the reflectivity series of the earth and normally it is assumed that a white noise is added...
2015
Source location using physics-informed neural networks with hard constraints
Xinquan Huang, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... the wavefield u(x, z, w) inherently satisfies the boundary condition D(x, w) at the surface (z = 0), and F(x, z, w, q ) is the new NNs function given model...
2022
Marchenko redatuming and seismic interferometry based internal multiple prediction for salt structures
Zhiwei Gu, Jianhua Geng, Ru-Shan Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the background velocity model, the recorded data can be accurately redatumed to a target area by solving coupled Marchenko equations. Then, an image without...
2023
Applying deep learning for identifying bioturbation from core photographs
Eric Timmer, Calla Knudson, and Murray Gingras
AAPG Bulletin
... to the convolutional layers to reduce model overfitting (Srivastava et al., 2014). Overfitting occurs when the neural network memorizes the data set...
2021
Fracture Diagnostics in Naturally Fractured Formations: An Efficient Geomechanical Microseismic Inversion Model
Meng Cao, Mukul M. Sharma
Unconventional Resources Technology Conference (URTEC)
...Fracture Diagnostics in Naturally Fractured Formations: An Efficient Geomechanical Microseismic Inversion Model Meng Cao, Mukul M. Sharma URTeC...
2022
Generating geophysical models from text for constructing the dataset of learning-based MT inversion
Yutong Li, Hongyu Zhou, Rui Guo, Maokun Li, Aria Abubakar
International Meeting for Applied Geoscience and Energy (IMAGE)
... of text embedding is the bag-of-words model, where each extracted key point is quantized into one of the visual words, and each image is represented...
2023
Modeling Distributed Fiber Optic Sensor Signals Using Computational Rock Mechanics
Christopher S. Sherman, Robert J. Mellors, Joseph P. Morris, Frederick J. Ryerson
Unconventional Resources Technology Conference (URTEC)
... with the 3D thermo-hydro-mechanical (THM) code GEOS. GEOS is a flexible and well-validated code designed to model subsurface fractures. It has been used...
2018
Abstract: Fast and Accurate Impedance Inversion by Well-Log Calibration; #90171 (2013)
Igor B. Morozov and Jinfeng Ma
Search and Discovery.com
...) the convolutional equation; 2) time-depth constraints from the seismic data, 3) background low-frequency model from the logs or seismic/geological interpretation...
2013
Abstract: Innovative QCs for More Effective 4D Processing; #90187 (2014)
Cyril Saint Andre, Benoit Blanco, Christian Hubans, and Benoit Paternoster
Search and Discovery.com
... problem in the framework of the 1D convolutional model. This attribute and the following developments were initially detailed by Cantillo (2012) [3...
2014
Abstract: Deterministic Marine Deghosting: Tutorial and Recent Advances; #90224 (2015)
Mike J. Perz and Hassan Masoomzadeh
Search and Discovery.com
... violates the convolutional model that forms the cornerstone of the derivation of our deterministic deghosting operator, and would lead to unacceptable...
2015
Field Report: Reed Field, Cotton Valley Lime (Haynesville), Freestone County, Texas
Steve White
East Texas Geological Society
...Field Report: Reed Field, Cotton Valley Lime (Haynesville), Freestone County, Texas Steve White 1984 278 278...
1984
Michael Birch (Rodessa, Pettet) Field Area, Freestone County, Texas
Steve White and Jim Ewbank
East Texas Geological Society
...Michael Birch (Rodessa, Pettet) Field Area, Freestone County, Texas Steve White and Jim Ewbank 1989 103 118...
1989
White River Group Deposits of the Medicine Pole Hills, Bowman County, North Dakota
Dean A. Pearson
North Dakota Geological Society
...White River Group Deposits of the Medicine Pole Hills, Bowman County, North Dakota Dean A. Pearson 1993 49 50...
1993