Antialiasing 5D Interpolation; #41497 (2014)

Stephen K. Chiu

Search and Discovery.com

... with a minimum weighted norm (MWNI) to recover missing data. |Pk |-2 represents the spectral weights in frequency and wavenumber domains on the fully...

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...

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...

Optimized downward continuation for the one-way wave equation in TTI media

Cosmin Macesanu, Faqi Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... the accuracy of the method, several migration examples are shown. Introduction High frequency, high resolution seismic images are often required in many...

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...

Application of Lift Technique before Spectral Decomposition to Re-Model Channel Distribution in the Sungai Gelam Field, Jambi

Agi Robby Rizaldi, Firman Fauzi

Indonesian Petroleum Association

... noise attenuation, Frequency wavenumber (FK) for linear noise attenuation, simulated geophone arrays for removing ground-roll, Radon transform...

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)

Search and Discovery.com

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...

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...

Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

... in the velocities and thicknesses of the near-water bottom layers. Frequency-wavenumber (f-k) noise-attenuation algorithms work well for attenuating coherent source...

Acquisition and processing of the first broadband 3D marine vibrator data in the North Sea

Arash JafarGandomi, Kara Howard, Sebastian Holland, Tiexing Wang, Sergio Grion, Thomas Elboth

International Meeting for Applied Geoscience and Energy (IMAGE)

...). The impact of phase modulation and splitting frequencies between the two units is clear on the frequency-wavenumber (f-k) spectra in Figure 2c, which are fully...

A Case Study of Seismic Exploration in the Offshore Bonaparte Basin

J. Durrant, A. Young

Petroleum Exploration Society of Australia (PESA)

..., frequency-wavenumber (F I K) demultiple and common-mid-point (CMP) stack. These conventional methods acheived a partial solution to the multiple problem...

Analysis of rank-reduction methods for filtering and interpolation

Rafael Manenti, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

... at new spatial coordinates. One generally implements regularization by simplicity or sparsity-promoting norms on the frequency-wavenumber domain. Another...

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...

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...

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)

... is based on the fact that, in the frequency-wavenumber (f-k) domain, strong reflections concentrate linearly along a certain dip direction whereas weak...

Accurate simulations of pure P-waves in attenuating transversely isotropic media

Qiang Mao, Jianping Huang, Xinru Mu

International Meeting for Applied Geoscience and Energy (IMAGE)

...  k x4  k z4  2 1    k x2 k z2    Equation (10) is the pure-viscoacoustic VTI dispersion relation in frequency-wavenumber domain. In addition...

Accurate seismic data interpolation based on multiband intelligent training

Xueyi Sun, Benfeng Wang, Tongtong Mo

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Figures 4(a) and 4(b) are the frequency wavenumber (F-K) spectra of the complete data and its corresponding sparse data. The F-K spectra...

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...

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...

S-transform based processing of noisy surface wave record for recovering high-resolution spectrum

Sayan Mukherjee, Mrinal Bhaumik, Tarun Naskar

International Meeting for Applied Geoscience and Energy (IMAGE)

...-wavenumber (f -k) (Yilmaz, 1987), and phase-shift (f-c) transform (Park et al., 1998), frequency decomposition and slant stacking (Xia et al., 2007), high...

Current and future multicomponent towed streamer design

Nicolas Goujon, Susanne Rentsch, Leendert Combee, Fabien Guizelin, Khairul Faizi Ahmad

Petroleum Exploration Society of Australia (PESA)

... can be used for noise attenuation and what implications that would have on streamer architecture. Figure 1. Frequency-wavenumber (f-k) dispersion...