Abstract: Application of Surface-wave Modeling and Inversion in Cordova Embayment of Northeastern British Columbia; #90187 (2014)

Antoun Salama, Niranjan Banik, Mona Cowman, Kevin Roberts, Anna Glushchenko, Mark Egan, Alfonso Gonzalez, Eric von Lunen, and Jennifer Leslie-Panek

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... the fundamental mode Rayleigh wave is used. The wavenumber and frequency values are automatically picked. Quality control checks and required editing...

VSP Survey in the Thonex Geothermal Well … New Characterization of Potential Carbonatic Geothermal Reservoirs, #80646 (2018).

Luca Guglielmetti, Andrea Moscariello, Flavio Poletto,, Piero Corubolo,, A. Scheifer,, B. Farina, Fabio Meneghini, Francois Martin, Carole Nawratil de Bono,, Michel Meyer, Chrystel Dezayes, Adnand Bitri

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... bonding. DW UP Tube Analysis of wavefields in the time-depth and frequency-wavenumber F-K domains, with downgoing waves, upgoing waves and tube...

Abstract: Highest Possible Resolution Seismic Attributes, by Norman S. Neidell, Andy Cuttel, and Bill Kamps; #90078 (2008)

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Abstract: Signal Apparition Simultaneous Source Separation; #90310 (2017)

Johan Robertsson, Dirk-Jan van Manen, Fredrik Andersson, Kurt Eggenberger, Lasse Amundsen, Åsmund Pedersen, Mark Thompson

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... the wavenumber axis in the frequency-wavenumber (f-k) domain that would otherwise not be occupied by any signal. In the non-overlapping diamond...

Specialized processing of a massive distributed acoustic sensing (DAS) 3D VSP in a producing well

Ali Sayed, Francesca Twynam, Ran Bachrach, Philippe Caprioli, Marcus Holloway, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... frequency (wavenumber) domain as given in equation 1. 𝐷𝐴𝑆 𝜀̇ 𝑧𝑧 = 𝑠𝑖𝑛𝑐 𝜋 (𝑘𝐿)𝜀̇ 𝑧𝑧 (1) where z is the depth along the fiber cab...

Improvement of inverse scattering angle-domain common image gathers using optical flow

Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

... a frequency-wavenumber Fourier transform. Then, a local plane wave decomposition is used to apply the imaging condition for each angle estimated...

Seismic deblending with a hard data constraint

Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

... ||db − Bd||2 +ε ||SH d||0 2 d 2 f (d) (2) g(d) SH where is a sparsity transform, usually chosen as a windowed frequency-wavenumber (FK) transform...

Regularization by robust denoising for iterative simultaneous source separation

Breno Bahia, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

...) forms for each blending factor. (a) 0 (b) 0 (c) 0 1 1 1 2 2 2 3 3 3 4 Time (s) The frequency-wavenumber thresholding (FKT...

Shallow Water Seismic Operations on the North West Shelf

T. J. Allen, D. Brown, J. Wardell

Petroleum Exploration Society of Australia (PESA)

... to the theoretical 27 Hz expected for the water depth of 14 m. Figure 5 shows the same record after first arrival muting, FK (frequency-wavenumber) domain...

Q-compensation imaging of anisotropic viscous quasi-acoustic media along wavefield propagation path

Bohan Zhang, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... operator is expressed by equation (11):   k q , s  s ,      k q , s ,    p p . 2 The 15-degree equation in the frequency-wavenumber domain...

Subsurface seismic imaging using drill bit noise

Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic

Petroleum Exploration Society of Australia (PESA)

... of passive seismic data recorded along receiver line 5 and while drilling well BH001. (b) The same data as in (a) shown in frequency-wavenumber (FK) domain...

Characterization of underground structures on Earth and on Mars using ambient seismic vibrations

Manuel Hobiger

International Meeting for Applied Geoscience and Energy (IMAGE)

..., such as the spatial autocorrelation method (SPAC; Aki, 1957), the frequency-wavenumber method (FK; Lacoss et al., 1969), the high-resolution frequency-wavenumber method...

ABSTRACT: A New Gradient Operator with Applications in Geophysics, by Alfaraj, Mohammed; Wang, Yuchun E.; Luo, Yi; #90141 (2012)

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Abstract: Achieving a Broadband Seismic Image: a 3D Dispersed Source Array Case Study; #91204 (2023)

Mohammed Almubarak, Woodon Jeong, Constantinos Tsingas

Search and Discovery.com

... a number of de-blending workflows as well as special treatment of the two different sweeps. An iterative sparse inversion in frequency-wavenumber...

Microtremor Studies in Roosevelt and Beowawe Geothermal Areas

Alfred L. Liaw, Wayne Suyenega

Circum Pacific Council Publications

... state-of-the-art seismic array data acquisition and frequency-wavenumber processing techniques. T h e purpose of our study is to investigate...

Automating the thresholding of multi-stage iterative source separation with priors using machine learning

Nam Pham, Rajiv Kumar, Sunil Manikani, Yousif Izzeldin Kamil Amin, Phillip Bilsby, Massimiliano Vassallo, Tao Zhao

International Meeting for Applied Geoscience and Energy (IMAGE)

... iterative source separation with priors (MS-ISSP) for seismic deblending. From the frequency-wavenumber (FK) transform of seismic data with interference noise...

Accurate seismic data interpolation based on multiband intelligent training

Xueyi Sun, Benfeng Wang, Tongtong Mo

International Meeting for Applied Geoscience and Energy (IMAGE)

... frequency filtering is used for the output before approaching the corresponding labels, which can further enhance the interpolation accuracy. After...

Variations in Large-Scale Beach Amplitude Along the Coast

Nina Fisher, Robert Dolan, Bruce P. Hayden

Journal of Sedimentary Research (SEPM)

... that the correlation between the two data series at each frequency (wavenumber) band could be calculated. These correlations, summed over all frequency bands...

Robust reconstruction via orthogonal matching pursuit with Fourier operators

Ji Li, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

... proposes a new robust orthogonal matching pursuit Fourier interpolation (R-OMPFI) algorithm. The proposed R-OMPFI works on the frequency wavenumber ( f...

A method for surface wave suppression based on multimodal constraints neural networks

Yixuan Yan, Mengxiu Wang, Dong Cui, Chunming Wang, Sian Hou

International Meeting for Applied Geoscience and Energy (IMAGE)

... with an intelligent data-driven methodology, utilizing neural network operations in both the time-space and frequency-wavenumber domains to jointly suppress...

Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)

Jianhua Pan

Search and Discovery.com

... performs downward continuation in the frequency-wavenumber domain through phase shift plus interpolation. The difference from one-way PSPI...

From trash to treasure: Three-dimensional basement imaging with “excess” data from oil and gas explorations

Doyeon Kim, and Larry D. Brown

AAPG Bulletin

...) normal moveout correction, and (5) CRP stack (25 × 25 m [82 × 82 ft] binning). Poststack 3-D frequency–wavenumber migration was applied to the final...

Physics-based preconditioned multidimensional deconvolution in the time domain

David Vargas, Ivan Vasconcelos, Matteo Ravasi, Nick Luiken

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the frequency-wavenumber domain to constrain the spectrum of our solution in a way that it remains within the expected signal cone and rejects...

Abstract: Data Interpolation by Angular Weighted MWNI; #90187 (2014)

Mark Ng and Dan Negut

Search and Discovery.com

... weights are derived from an angular search of the input amplitude spectrum in the frequency-wavenumber domain before the inversion begins. Introduction...

Reprocessing the East Coast Canada Stonehouse Survey with 3D SRME and Hybrid Layer Tomography PreSDM; #41549 (2015)

Todd Mojesky, Ali Karagül, Bill Goodway, Chris Szelewski, Martin Dashwood

Search and Discovery.com

... are densely sampled. Within these limitations, the 2D algorithm worked well on this survey in tandem with de-aliased Radon demultiple. Standard frequency...