Parsimonious Deconvolution

Jon F. Claerbout

Southeast Asia Petroleum Exploration Society (SEAPEX)

... of the equal sign is unknown. In conventional deconvolution, one presumes the existence of a filter at which is causal and inverse to bt (this is the minimum...

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)

.... SPARSE SHORT-TIME FOURIER TRANSFORM STFT is a widely used tool in seismic data processing, which is defined by N 2π f (n)g∗ (n − m)e− j N nk , ST FT...

Abstract: Development of Inverse Grading in Grain Flows, by A. H. Sallenger, Jr.; #90968 (1977).

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Abstract: Inverse Problem Theory: An Application to Stratigraphic Inversion

Emmanuelle Becker

Geological Society of Malaysia (GSM)

...Abstract: Inverse Problem Theory: An Application to Stratigraphic Inversion Emmanuelle Becker 208 INVERSE PROBLEM THEORY: AN APPLICATION...

An efficient L-BFGS-based approach to estimate the uncertainty of full-waveform inversions

Yongbo Zhai, Xin Cheng, Robert Bloor, Denes Vigh, Zhen Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... is used to derive the optimal solution, and the inverse Hessian matrix is approximated as the solution approaches the maximum a posterior (MAP) model...

Abstract: Enhancing Seismic Resolution Using Inverse Q-filtering and Gabor Deconvolution: An Example from Saudi Arabia, by A.A. Alghamdi, #90188 (2014)

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Abstract: Different Flavors of the Marchenko-Equation-Based Internal Multiple Elimination Methods: the Trade-off between Fidelity, Computational Cost and Ease of Use; #91204 (2023)

Marcin Dukalski, Chris Reinicke

Search and Discovery.com

... which can impact the interpretation. In such cases, the conventional methods such as the inverse scattering series (ISS) or the Jakubowicz method...

Multi-Resolution Grid Connectivity-Based Transform for Efficient History Matching of Unconventional Reservoirs

Hyunmin Kim, Feyi Olalotiti-Lawal, Akhil Datta-Gupta

Unconventional Resources Technology Conference (URTEC)

... transform parameters and result in minimum mean square error for the low rank approximation. Similar to the model segmentation, underdetermined inverse...

Process-Response Patterns in Beach and Nearshore Sedimentation: I. Mustang Island, Texas

Richard A. Davis, Jr., William T. Fox

Journal of Sedimentary Research (SEPM)

... beach profiles: Limnology and Oceanography, v. 6, p. 90-93. FOX, W. T., AND R. A. DAVIS, 1971, Fourier analysis of weather and wave data from Holland...

Abstract: Early Syndepositional Fault Control in a Deep-Water Channel-Overbank System: Implications for the Interpretation of Inverse Grading, by M. Dykstra and F. Gamberi; #90090 (2009).

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Fracture Diagnostics in Naturally Fractured Formations: An Efficient Geomechanical Microseismic Inversion Model

Meng Cao, Mukul M. Sharma

Unconventional Resources Technology Conference (URTEC)

...ource to receiver. For low frequencies, the Fourier transform of the far-field displacement waveform tends to a constant, and the far-field displac...

Geometric mode decomposition method for diffraction separation

Peng Lin, Suping Peng, Yang Xiang, Chuangjian Li, Xiaoqin Cui

International Meeting for Applied Geoscience and Energy (IMAGE)

... diffractions are distributed over a wide range of wavenumbers owing to their variable dips in the time-space domain. The Fourier-based GMD algorithm...

Textural and Diagenetic Controlson Sandstone Permeability

Christopher M. Prince

GCAGS Transactions

... a better relationship with permeability. End_Page 43------------------------ 2-D Fourier Analysis A 2-D Fourier transform is used to decompose images...

Técnicas de Procesamiento Sísmico Basadas en Atenuación: Un Primer Paso para la Caracterización de Yacimientos de Crudo Pesado [PAPER IN SPANISH] Seismic Processing Techniques Based on Attenuation: A First Step for the Characterization of Heavy Oil Reser

Elkyn E. Hernández Sanabria, Yaqueline Figueredo Báez, William M. Agudelo Zambrano

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., 2120-2128. Hargreaves, N. D., and Calvert, A. J., 1991. Inverse Q-filtering by Fourier transform. Geophysics, 56, 519-527. Kjartansson, E. 1979. Constant Q...

A 3-D ground-penetrating radar and wavelet transform analysis of the morphology of shoreface deposits in the Upper Cretaceous Ferron Sandstone Member, Utah

Keumsuk Lee, Robert Szerbiak, George A. McMechan, Namsoon Hwang

AAPG Bulletin

... followed by the analysis results.Two-Dimensional Continuous Wavelet DecompositionThe CWT is related to the Fourier transform but has the added advantage...

Nonuniform dispersed source arrays for broadband seismic acquisition

Joaqun A. Acedo, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

...., T. J. Ulrych, and C. J. Walker, 1998, Interpolation and extrapolation using a high-resolution discrete Fourier transform: IEEE Transactions on Signal...

Multichannel seismic deconvolution via 2D K-SVD and convolutional sparse coding

Guiqian Zhang, Xiayu Gao, Bangli Zou, Yaojun Wang, Yingzhu Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... inversion, which imposes block-like features on the inversion results.Yuan et al. (2015) proposed a transform-domain sparsity promotion simultaneous...

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)

... images, particularly in scenarios with finite acquisition aperture, limited frequency bands and uneven illumination. By solving a linear inverse problem...

Time-Lapse Microgravity to Monitoring Fluid Movement Estimation, Water Saturation, Pressure & Density Changes in Reservoir (Case Studies On Field TFQŽ, Sumatera)

Taufiq, Ermin Retnowati, Ahmad Zaenudin

Indonesian Petroleum Association

.... The filter in this study used the moving average method. To determine the width of the moving average window, Fourier transform process is required...

A deep learning-based inverse Hessian for full-waveform inversion

Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

...A deep learning-based inverse Hessian for full-waveform inversion Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah A deep learning-based inverse...

A shallow velocity model building using full-waveform inversion on 3D onshore dataset

Young Seo Kim, Jewoo Yoo, Tong Fei, Ali Almomin

International Meeting for Applied Geoscience and Energy (IMAGE)

...ave equation for the forward and backward modeling. Therefore, we take inverse Fourier transform of the adjoint source back to time and then use it a...

DMO and NMO as Applied in Seismic Data Processing

Jiunnyih Chen

Geological Society of Malaysia (GSM)

... DMO, such as prestack partial migration, DMO by Fourier transform, offset continuation, single channel DMO ... etc, and the improvements...

Multicomponent seismic data vector reconstruction via quaternionic matrix factorization

Yonghai Fu, Jianjun Gao, Wenbo Sun, Yandong Wang, Fan Li

International Meeting for Applied Geoscience and Energy (IMAGE)

...) into the frequency domain via Quaternion Fourier Transform, abbreviated as  QFT (Ell and Sangwine., 2007) and denote it as Q( f , x, y) , f...

Angle-constrained VSP least-squares reverse-time migration based on a high-efficiency stabilized Poynting vector

Xuan Ke, Mauricio Sacchi, Ying Shi

International Meeting for Applied Geoscience and Energy (IMAGE)

...he forward and inverse spatial Fourier transform, respectively. It is important to note that equation (12) is an approximation, which for our imaging...

Unsupervised deep learning for seismic data reconstruction

Gui Chen, Yang Liu, Mi Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... generalized Fourier transform: Geophysics, 76, no. 1, V1–V10, doi: https://doi.org/10.1190/1.3511525. Oropeza, V., and M. Sacchi, 2011, Simultaneous seismic...