High-resolution angle gather tomography with Fourier neural operators

Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui

International Meeting for Applied Geoscience and Energy (IMAGE)

...High-resolution angle gather tomography with Fourier neural operators Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui High...

Improving Depth Prediction Accuracy of Quantified Drilling Hazards

W. Scott Leaney, William H. Borland

Geological Society of Malaysia (GSM)

..., 1983). This algorithm relies on the fact that a spike at some time will Fourier transform to a harmonic (complex sinusoid) that is defined at all...

The Effects of Fluvial Abrasion on the Shapes of Quartz Sand Grains

Mark Peterson , Jim Mazzullo

GCAGS Transactions

... with the Fourier technique and examined with the scanning electron microscope. The Fourier technique shows that there are no significant changes in the shapes...

Abstract: Quantitative Paleobathymetry Using Geochemistry and Shape Analysis of Benthic Foraminifera, Offshore Gulf of Mexico

Douglas F. Williams , Anthony C. Gary , Nancy Healy-Williams

GCAGS Transactions

... foraminifera using fourier series analysis have shown that many taxa exhibit shape changes which are also correlatable to known environmental variables...

ABSTRACT: Morphometric Analysis of Sphaeroidinellopsis: New Biostratigraphic Information from Gradually Evolving Lineages, by A. C. Gary, N. Healy-Williams, and D. F. Williams; #91043 (2011)

Search and Discovery.com

Grain Size-Frequency Distributions from Thin-Section Data: NOTES

N. H. Gray

Journal of Sedimentary Research (SEPM)

... Crofts, N.Y. 549 p. STOKES, A. R., 1948. A numerical Fourier-analysis method for the correction of widths and shapes of lines on X-ray powder photographs...

ABSTRACT: Avoiding Pitfalls When Mapping with Personal Computers, by Joseph E. Robinson and Paul D. Willette; #91022 (1989)

Search and Discovery.com

ABSTRACT: Avoiding Pitfalls When Mapping with Personal Computers, by Joseph E. Robinson and Paul D. Willette; #91025 (2010)

Search and Discovery.com

Abstract: Characterizing Spatial Deformation Patterns in a Laramide Rocky Mountain Basin; #90301 (2017)

Cody W. Bomberger, Brianna Berg, Jenica Andersen, Michael H. Hofmann

Search and Discovery.com

... that are important to hydrocarbon exploration. Using techniques from Fourier analysis, expanded into two dimensions, we identify characteristic scales of structural...

Seismic speckle as multiplicative noise explaining land reflections distorted by near-surface scattering

Andrey Bakulin, Dmitry Neklyudov, Ilya Silvestrov

International Meeting for Applied Geoscience and Energy (IMAGE)

... distortions transform during stacking. Figure 1. CMP gather after moveout corrections extracted from the land seismic dataset: (a) after standard processing...

Evergreening of seismic data to enable carbon storage screening at scale … a case study from the Barrow-Dampier sub-basins

Nigel Seymour, Paul Phythian, Merrie-Ellen Gunning, Kiran Ferguson, Suyang Chen, Dayang Aini Binti Awang Piut

Australian Energy Producers Journal

... Schonewille M, Klaedtke A, Vigner A, Brittan J, Martin TW (2009) Seismic data regularization with the anti-alias anti-leakage Fourier transform. First Break 27...

Prescriptive Model for Automatic Online Plunger Lift Unconventional Wells Optimization

Adriana Romero, Christopher Feldmann, Katherine Silva Alonso, Gustavo Martinez, José Barros, Marcelo Montero, Juan Ignacio Alvarez Claramunt, Eugenio Ferrigno

Unconventional Resources Technology Conference (URTEC)

... (Vlachos et al, 2005) which uses Fourier transform to find indications of periodicity with a 99% confidence interval. Once the possible values...

Assessment on the Serviceability of Monopod Platforms in Java Sea Due to Wave Excitation

Gde Pradnyana

Southeast Asia Petroleum Exploration Society (SEAPEX)

... using the Inverse Fast Fourier Transformation. As we will be analyzing the response of the monopod in time domain, the non-linear drag component, i.e....

First arrival enhancement by statics preserving filtering using surface-consistent constraints

Alejandro Quiaro, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

.... (2013) performs statics preserving sparse radon transform. Both cases share key aspects; the joint inverse problem is solved by minimizing the misfit...

Viscoacoustic wave propagation: Spectral-element simulations with a novel GSLS-type wave equation

Yu Chen, Bin He, Hejun Zhu

International Meeting for Applied Geoscience and Energy (IMAGE)

... solvability using the spectral element method reduces computational costs compared to Fourier transform-based methods; (3) the relaxation time...

Atlas of fields and discoveries, central Mississippi Canyon, Atwater Valley, northwestern Lloyd Ridge, and western DeSoto Canyon protraction areas, northern deep-water Gulf of Mexico

Paul Weimer, Eric Zimmerman, Stephen P. J. Cossey, Harrison Hirsh, Brandon Snyder, Mike Leibovitz, Kris Schwendeman, Brian Hankins, Benjamin Herber, Daniel Bettinger, James Adson, William S. Gutterman, Travis J. Payeur, Renaud Bouroullec, John G. Roesink, Joseph Nicolette, Todd G. Lapinski, and Aaron A. van den Berg

AAPG Bulletin

..., and Fourier (primarily gas fields), as well as Herschel, East Anstey, and Coulomb. Three additional fields have been added from the Galapagos area—Isabela...

Enhancing the accuracy of DBSCANs first arrival traveltime picking using super-virtual refraction interferometry

Muhammad Awais, Sherif M. Hanafy, King Fahd

International Meeting for Applied Geoscience and Energy (IMAGE)

... for first-break recognition. Chi-Durán et al. (2017) have developed new algorithms benefiting from the Fourier transform and the fractal dimension...

Reliability estimation of the prediction results by 1D deep learning ATEM inversion using maximum depth of investigation

Hyeonwoo Kang, Minkyu Bang, Soon Jee Seol, Joongmoo Byun

International Meeting for Applied Geoscience and Energy (IMAGE)

... and then inverse Fourier transform (IFT) was carried out to obtain time domain response after interpolating responses in frequency domain...

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...

Fracture Characterization Based on Attenuation Estimation From Seismic Reflection Data Using Well-Log-Based Localized Spectral Correction

Fangyu Li, Tao Zhao, Tengfei Lin, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

... sequence. The frequency expression of convolution model is A f   S  f  R  f  , (3) where, A f  , S  f  and R  f  are the Fourier...

Deep nonlinear seismic prior for seismic interpolation

Yuhan Sui, Xiaojing Wang, Jianwei Ma

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and C. J. Walker, 1998, Interpolation and extrapolation using a high-resolution discrete Fourier transform: IEEE Transactions on Signal Processing, 46...

Roughness of Limestone and Quartzite Pebbles by the Modified Fourier Method

Eliza Czarnecka, J. E. Gillott

Journal of Sedimentary Research (SEPM)

...Roughness of Limestone and Quartzite Pebbles by the Modified Fourier Method Eliza Czarnecka, J. E. Gillott 1980 Vol. 50 No. 3. (September), Gravel...

Tidal-Bundle Sequences in the Jordan Sandstone (Upper Cambrian), Southeastern Minnesota, U.S.A.: Evidence for Tides Along Inboard Shorelines of the Sauk Epicontinental Sea

Carl H. Tape,, Clinton A. Cowan, Anthony C. Runkel

Journal of Sedimentary Research (SEPM)

... revealed in a spectral analysis of the data (Fig. 9). We used a discrete Fourier transform function in a Matlab script that effectively slides...

Laminae-scale rhythmicity of inclined heterolithic stratification, Lower Cretaceous McMurray Formation, NE Alberta, Canada

E. R. Timmer, M. K. Gingras, M. L. Morin, M. J. Ranger, J.-P. Zonneveld

CSPG Bulletin

... a strong frequency component localized in a specific temporal region of the data, the Fourier Transform will see this information, but it cannot...

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)

...n in the F-K domain. Suppose F is the 2D Fourier transform, then F (x) is the decimated seismic data sorted in the shot–gather in the F-K domai...