EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting

Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez

GCAGS Transactions

... travel path through the earth, and often propagates at or near the horizontal. In Figure 3, we show how a pseudospectral (Fourier domain) RTM algorithm can...

Asset Management: Listening to Your Asset

David Walker

Australian Petroleum Production & Exploration Association (APPEA) Journal

... of the process is to extract vibration harmonics from the data. This can be achieved using fast Fourier transformation (FFT), and edge computer...

Section Five: Use of Gravity Methods on Diapiric Structures

New Orleans Geological Society

...-Filter Maps Swartz (1954) used two-dimensional Fourier transforms to study the filtering effect of ring residual operators. He illustrated how this or any...

Wave-equation based amplitude versus offset inversion in long time windows, with time-variant wavelets

Dries Gisolf, Peter R. Haffinger

International Meeting for Applied Geoscience and Energy (IMAGE)

...: Cambridge University Press. Margrave, G., 1998, Theory of nonstationary linear filtering in the Fourier domain with application to timevariant filtering...

Supercomputers for Beginners: PART III: GPU-Accelerated Computing

Lasse Amundsen, Martin Landrø, Børge Arntsen

GEO ExPro Magazine

... currently dominates due to the high cost of the wavenumber domain method, which requires 3D Fourier Transforms. However, efforts are being made to develop...

Importance of Structural and Tectonic Inheritance for Unconventional Basin Play Prospectivity: An Example From the Powder River Basin

Michael Tischer, Grant Zimbrick, Michael Dolan

Unconventional Resources Technology Conference (URTEC)

... lithologies since thermal conductivities control the geotherm for a specific heat input (Fourier’s Law: 1D heat conduction). Basin modeling using heat...

Geostatistical reservoir modeling using computational stratigraphy models on non-Cartesian grids

Lewis Li, Tao Sun, Julio De La Colina

International Meeting for Applied Geoscience and Energy (IMAGE)

...ased geostatistical simulation of categorical variables using a multiscale search in Fourier space: Computers & Geosciences, 67, 75–88, doi: https://doi...

Gradiometry „ The New Standard

Christopher van Galder, Alessandro Colla, Dan DiFrancesco

GEO ExPro Magazine

... gravity is derived from the measured gradients either via integration in the Fourier domain or an equivalent source process. For the AG data, standard...

Deep learning-based Vz-noise attenuation for OBS data

Jing Sun, Arash Jafargandomi, Julian Holden

International Meeting for Applied Geoscience and Energy (IMAGE)

..., such as space-time, Fourier, Wavelet, or Curvelet domains, which are determined by the specific datasets. We find that results get slightly better when sparse...

ABSTRACT: INFLUENCE OF TECTONIC-THERMAL PROCESS ON COALIFICATION

Daiyong Cao, Xiaoming Li, Wenfeng Zhan

The Society for Organic Petrology (TSOP)

... and preferential stack. X-ray diffraction (XRD), Fourier transformation infrared microspectroscopy (FTIR), and rock pyrolysis analysis (Rock-eval) were...

Application of Fullwaveform Tomography to VSP Walkaway Data

Eric Takam Takougang, Youcef Bouzidi

Petroleum Exploration Society of Australia (PESA)

...: Geophysics, 71, H1-H11. Kamei, R., Pratt, R.G., and Tsuji, T., 2014, Misfit functionals in Laplace-Fourier domain waveform inversion, with application...

Improving seismic resolution by reprocessing multiple surveys at Na Kika field

Qingsong Li, Robert (Bobby) Chrisman, Dale Baptiste, Yan Liu, Dhvanil Patel, Carlos Rivas Aroni

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Herschel, Galapagos, and Fourier. In the center of the project area, we have Herschel salt body. Besides that, the area is mostly extra salt with good...

Recent advances, road ahead: Acquisition, processing, and interpretation improvements in using land seismic data for QI

Christof Stork, James Corey Morgan

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the log/Fourier domain, Geophysics, 57, 823–840, doi: https://doi.org/10 .1190/1.1443296. Cary, P.W. and G. A. Lorentz, 1993, Four-component surface...

Adaptive regularization parameter estimation in image domain least-squares migration

Shen Sheng, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... (Aoki and Schuster, 2009; Liu et al., 2020). The Fourier spectrum of the PSF at the corresponding point can be obtained by computing the illumination...

A simple modeling experiment for understanding the impact of noise on high-resolution high-density near surface seismic reflection data

Ted Stieglitz, Jim Pfeiffer, Juan Ortega, Doug Laymon

International Meeting for Applied Geoscience and Energy (IMAGE)

...) were considered: Kirchoff (sukdmig2d) and two one-way wave equation methods: Fourier Finite Difference (supreffd) and Phase Shift Plus Interpolation...

Numerical and physical simulations of borehole resistivity logging in high-resistance formation

Yizhi Wu, Zhentao Sun, Yiren Fan

International Meeting for Applied Geoscience and Energy (IMAGE)

... triaxial induction measurements using a Fourier hp finiteelement method: Geophysics, 78, no. 1, D41–D52, doi: https://doi.org/10.1190/geo2011-0524.1...

Full Spectrum Falcon … Measuring wide broadband airborne gravity data

Chris van Galder

Petroleum Exploration Society of Australia (PESA)

... or integration in the Fourier domain (Boggs 2003). The data from these two systems covers a large overlapping portion of the gravity spectrum. Combining...

Improved HSEQ and survey efficiency demonstrated with a new remotely operated streamer cleaning tool

Rune Tønnessen, Trygve Skadberg, James Wright, Andrew Long

Petroleum Exploration Society of Australia (PESA)

... (FX) spectrum compared to the surrounding signal. This works by using overlapping localized time-space (TX) windows that are Fourier transformed...

Subsurface Temperature Investigations Using Seismic and Bore Hole Temperature Data, Vermilion and Lafourche Parishes, Louisiana

A. H. M. Shah Alam, Rex H. Pilger, Jr.

GCAGS Transactions

.... R. A., 1980, Estimation of heat flow in oil wells based on a relation between heat conductivity and sound velocity: Geologie en Mijnbouw, v. 59(3), pp...

Integration of ground motions into induced seismicity risk management in the Kiskatinaw area, Northeast B.C, Canada

Mark Novakovic, Karen Assatourians, Stuart Venables, Michelle Gaucher, Adam Baig

International Meeting for Applied Geoscience and Energy (IMAGE)

... throughout the region. First, attenuation was modeled in the Fourier domain in order to play back attenuation and correct ground motion recordings...

Successful Depth Imaging at Banyu Urip Field

Yuki Y. Agulia, Michael Gurch, Sony Mohammad, Bastian Hutahayan

Indonesian Petroleum Association

...-dimension Fourier interpolation (Trad, 2009) and regularization was applied to increase the nominal fold and enhance the signal-to-noise ratio...

Karst Cavern Identification and Deep Imaging in the Delaware Basin Using Magnetotellurics

Patricia de Lugão, Eric Corrêa, Berthold Kriegshäuser, Isaac Santos, Ludwig Kriegshauser

Unconventional Resources Technology Conference (URTEC)

... of the electric and magnetic fields. The time series are then Fourier-transformed to the frequency domain. The ratio of orthogonal electric over magnetic field...

Pebble Shape (and Size!): REPLY

Werner K. Illenberger

Journal of Sedimentary Research (SEPM)

... a circular Fourier transformation (Davis 1986, p. 347). I ignored these aspects because they were not relevant to my study. S/I and I/L are orthogonal...

ABSTRACT: OBJECT BASED SIMULATIONS IN FLUVIAL ENVIRONMENT AT THE RESERVOIR SCALE AND AT A LOCAL SCALE; #90013 (2003)

MARTA BENITO GARCIA-MORALES, HELENE BEUCHER, FRANCOIS GEOFFROY, BRIGITTE DOLIGEZ

Search and Discovery.com

... Fourier transforms and a classical method of signal processing, the Wiener filter. The deconvolution process is extensively treated in ([1] Benito...

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

... wavefield can then be obtained by inverse Fourier transforming. Note that Equation (1) models transmitted waves only and, because of the Bessel...