Self-supervised learning for seismic swell noise removal

Yuan Zi, Shirui Wang, Pengyu Yuan, Xuqing Wu, Jiefu Chen, Zhu Han

International Meeting for Applied Geoscience and Energy (IMAGE)

...) Time Time Receiver (d) Wavenumber x = σm (y) Frequency (c) Frequency (a) Receiver Wavenumber Figure 2: Example of input and expected...

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...

Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea

Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder

Southeast Asia Petroleum Exploration Society (SEAPEX)

... to use frequency-wavenumber filtering to remove all the low time dip noise events without attenuating the good reflections as well. It is also unacceptable...

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...

Resolving Multiphase Fractions in Horizontal Wells Using Speed of Sound Measured with Distributed Acoustic Sensors and a PVT Database

Peyman Moradi, Brian Seabrook, Neal Adair, Ricardo Garza

Unconventional Resources Technology Conference (URTEC)

... to low-velocity liquid systems. In particular, the SoS can be measured either by applying a line fitting algorithm to a Frequency-Wavenumber (FK) plot...

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...

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

... domain to “clean” the data of residual multiple interference. These along with a low frequency emphasis de-signature, suppressed the recorded high...

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)

... will be discussed. Moreover, the test line data including lines acquired with multiple units and single-unit ultra-low frequency (ULF) lines with a sweep...

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...

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 domain where multiple inverse problems are solved independently. Inverting each frequency one by one is challenging since little...

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...

Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)

Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad

Search and Discovery.com

... into the empty quarter from where it can be removed by simple frequency-wavenumber filtering. The signal is not affected. Removal of the residual shot noise...

Abstract: DMO Accuracy Requirements for AVO Analysis

Craig J. Beasley

Geological Society of Malaysia (GSM)

... an accurate, but computationally intensive, algorithm cast in the frequency-wavenumber if - k) domain. For efficiency, particularly when DMO is done in 3-D...

Amplitude and Phase Accuracy for x-t DMO, by Craig J. Beasley; #91024 (1989)

Search and Discovery.com

Seismic Interpretation I and II--Recent Advances in Seismic Exploration: ABSTRACT

Ray L. Sengbush

AAPG Bulletin

... traveling noise and random noise are additive processes that complete the filter model. Analysis of signal and noise in f-k (frequency-wavenumber) space leads...

Deblendable land acquisition

Amarjeet Kumar, Joe Fuller, Tom Rayment, Mason Phillips, Dave Monk, Chris Ansorger, Stuart Schmitt

International Meeting for Applied Geoscience and Energy (IMAGE)

... amplitudes degrade the inversion-based deblending results. The reason for this can be explained by looking at the frequency-wavenumber (f-k) spectrum...

Abstracts: Prestack Interpolation of a Sparsely Acquired and Heavily Structured 3D Land Data Set; #90173 (2015)

Dan Negut, Dave Ganley, Muyi Kola-Ojo, Dennis Quinn, Juefu Wang, Angela Truong, and David Emery

Search and Discovery.com

... properties of coherence in the frequency-wavenumber domain, where “wavenumber” is understood to comprise multiple spatial dimensions. At each temporal...

Seismic data interpolation via frequency-constrained 3D inception Unet

Yen Sun, Paul Williamson

International Meeting for Applied Geoscience and Energy (IMAGE)

... a second label – the data transformed into the frequency-wavenumber domain; this requires the addition of a Fourier Transform layer to the architecture...

Time-Lapse Imaging of a Hydraulic Stimulation Using 4-D Vertical Seismic Profiles and Fiber Optics in the Midland Basin

Robert Meek, Kevin Woller, Mark George, Robert Hull, Hector Bello, Jed Wagner

Unconventional Resources Technology Conference (URTEC)

... the direct arrival, true amplitude recovery, frequency-wavenumber filtering to remove the down-going waves, frequency wavenumber decon to enhance the up...

Characterizing seismic anisotropy and AVO using walkaway VSP: Willow oilfield, Alaska

Manish Lal Khaitan, Ali Sayed, Shujaat Ali, Trey Wagner, Jonathan Scorer, Brett Wendt

International Meeting for Applied Geoscience and Energy (IMAGE)

... energy was flattened by transforming the data into the normal moveout (NMO) domain. In the NMO domain a Frequency-Wavenumber (FK) filter was used...

Abstract: Numerical Modeling of Shear-wave Splitting and Azimuthal Velocity Analysis in Fractured Media; #90172 (2014)

Zimin Zhang, Don C. Lawton, Robert R. Stewart

Search and Discovery.com

... modeling uses frequency-wavenumber method. A 3C processing workflow (Gray et al, 2008; Stewart and Gaiser, 2007; Van Dok et al, 2001) was used...

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

Search and Discovery.com

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

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

Search and Discovery.com

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

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...

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...