Observations of Induction Dielectric Measurements and Their Role in Determining Thermal Maturity of Organic Mudrocks

John C. Rasmus, Dean Homan, Gong Li Wang, Natalie Uschner

Unconventional Resources Technology Conference (URTEC)

... reflectance infrared Fourier transform spectroscopy (DRIFTS) technique. The ratio of graphitic carbon to total kerogen volume is low to intermediate...

An efficient L-BFGS-based approach to estimate the uncertainty of full-waveform inversions

Yongbo Zhai, Xin Cheng, Robert Bloor, Denes Vigh, Zhen Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... is used to derive the optimal solution, and the inverse Hessian matrix is approximated as the solution approaches the maximum a posterior (MAP) model...

The Use of Magneto-Telluric Surveying as a Risk Reduction Tool for Hydrocarbon Exploration in the Papuan Foldbelt

J. K. Bennett, M. Parish

Papua New Guinea (PNG) Petroleum Convention Proceedings

.... The interpretation of MT data involves transform­ ing the variation of apparent resistivity with fre­ quency, to a true resistivity versus depth model...

Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation

Rodrigo Felicio Fuck, Lorenzo Casasanta

International Meeting for Applied Geoscience and Energy (IMAGE)

... parameters determining the linear transform, which are on each window given by Introduction Preconditioners are key when estimating subsurface...

A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods

Kriyanti Setiyono, Ken H. Matson

Indonesian Petroleum Association

... the Radon transform, Geophysics, 1992. Matson, K., Paschal, D. and Weglein, A.B., 1999. A comparison of three multiple-attenuation methods applied...

Nonlinear time difference detection based on template matching and its denoising applications

Rongwei Xu, Bo Feng, Huazhong Wang, Chengliang Wu, Zhenbo Nie

International Meeting for Applied Geoscience and Energy (IMAGE)

... the similarity between the current point and the template wavelet. The inverse problem suggests that, for the series, the cumulative similarity along...

A Physics-informed Machine Learning Workflow to Forecast Production in a Fractured Marcellus Shale Reservoir

Michael R. Gross, Jeffrey D. Hyman, Shriram Srinivasan, Daniel O’Malley, Satish Karra, Maruti K. Mudunuru, Matthew Sweeney, Luke Frash, Bill Carey, George D. Guthrie, Tim Carr, Liwei Li, Dustin Crandall, Hari Viswanathan

Unconventional Resources Technology Conference (URTEC)

... by incorporating observations from core, image logs and microseismic events. The ML inverse model takes the form of an artificial neural net that can...

Insights from the Automated Extraction of Surfaces from the Bunda 3D Seismic Survey

J. K. Dirstein, T. Rudge, R. Li, A. J. Stanley

Petroleum Exploration Society of Australia (PESA)

..., inverse distance weighting; geostatistics, fast fourier transform, discrete cosine transform (transforms in general); wavelets; Gaussian decomposition...

High-Field (400 MHz) T2 Measurements Using a Custom-Built NMR Probe, Eagle Ford Shale, Gonzales and La Salle Counties, Texas

Bryan McDowell, Azra N. Tutuncu, Yuan Yang

Unconventional Resources Technology Conference (URTEC)

... for a sample, the raw data must be processed through a Fourier transform to calculate the maximum amplitude of the spin echo. Processing is provided...

Abstract: Enhancing Seismic Resolution Using Inverse Q-filtering and Gabor Deconvolution: An Example from Saudi Arabia, by A.A. Alghamdi, #90188 (2014)

Search and Discovery.com

Abstract: Different Flavors of the Marchenko-Equation-Based Internal Multiple Elimination Methods: the Trade-off between Fidelity, Computational Cost and Ease of Use; #91204 (2023)

Marcin Dukalski, Chris Reinicke

Search and Discovery.com

... which can impact the interpretation. In such cases, the conventional methods such as the inverse scattering series (ISS) or the Jakubowicz method...

Process-Response Patterns in Beach and Nearshore Sedimentation: I. Mustang Island, Texas

Richard A. Davis, Jr., William T. Fox

Journal of Sedimentary Research (SEPM)

... beach profiles: Limnology and Oceanography, v. 6, p. 90-93. FOX, W. T., AND R. A. DAVIS, 1971, Fourier analysis of weather and wave data from Holland...

On Traction-Carpet Sedimentation

Y. K. Sohn

Journal of Sedimentary Research (SEPM)

... the thickness of a moving traction carpet. Inverse grading can be produced in the collisional region by the vertical gradient of dispersive pressure...

Abstract: Early Syndepositional Fault Control in a Deep-Water Channel-Overbank System: Implications for the Interpretation of Inverse Grading, by M. Dykstra and F. Gamberi; #90090 (2009).

Search and Discovery.com

Can Storage Coefficient Be Neglected in the Estimation of Unconfined Aquifer Parameters?

Xunhong Chen

Environmental Geosciences (DEG)

... coefficient S.To be consistent in the analysis of aquifer test data, the Dagansolution was combined with an inverse computational procedureso that Kr...

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)

...the τ-pq traces. Finally, an inverse τ-pq transform was applied to return to the t-x space. After deghosting the data were transformed back to the origi...

Towards flexible demultiple with deep learning

Mario Fernandez, Norman Ettrich, Matthias Delescluse, Alain Rabaute, Janis Keuper

International Meeting for Applied Geoscience and Energy (IMAGE)

...; Verschuur, 2013) and Radon Transform (RT) method (Hampson, 1986). SRME successfully eliminates multiples by prediction and adaptive subtraction...

A general model for growth trajectories of linear carbonate platforms

Nicolas Goudemand,, Pulkit Singh, Jonathan L. Payne

Journal of Sedimentary Research (SEPM)

... be approximated with arbitrary precision via the Fourier transform and thus the replacement can be expanded to consider variation expressed as the sum...

Evaluating the depositional environment, lithofacies variation, and diagenetic processes of the Wolfcamp B and lower Spraberry intervals in the Midland Basin: Implications for reservoir quality and distribution

Ryan D. Wilson, Jayashree Chitale, Katelyn Huffman, Paul Montgomery, and Shane J. Prochnow

AAPG Bulletin

.... To understand the mineralogy, quantitative x-ray diffraction (QXRD) with cation exchange capacity analysis was performed. Fourier transform infrared...

Full-elastic AVA extraction using acoustic FWI

Michael Warner, John Armitage, Adrian Umpleby, Nikhil Shah, Henry Debens, Fabio Mancini

International Meeting for Applied Geoscience and Energy (IMAGE)

..., or we can transform the information there into the more familiar form of Figure 4 before extraction; Figure 5 demonstrates this. The transformation...

OBN up/down-going wavefields separation in dual-tree complex wavelet domain

Zhang Libin, Wang Wei, Zou Zhen, Li Yifan, Chen Zhigang, Wang Kebin

International Meeting for Applied Geoscience and Energy (IMAGE)

... matching and shear noise attenuation simultaneously by local attribute matching with phase correction in the dual-tree complex wavelet transform (DTCWT...

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)

... diffractions are distributed over a wide range of wavenumbers owing to their variable dips in the time-space domain. The Fourier-based GMD algorithm...

Low-rank representation for reflectivity model and its applications in least-squares migration

Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan

International Meeting for Applied Geoscience and Energy (IMAGE)

... images, particularly in scenarios with finite acquisition aperture, limited frequency bands and uneven illumination. By solving a linear inverse problem...

A deep learning-based inverse Hessian for full-waveform inversion

Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

...A deep learning-based inverse Hessian for full-waveform inversion Mustafa Alfarhan, Matteo Ravasi, Tariq Alkhalifah A deep learning-based inverse...

Interpretation Methods in the Exploration of Oligocene-Miocene Carbonate Reservoirs, Offshore Northwest Madura, Indonesia

David C. Carter, Dwi Mandhiri, Robert K. Park, Imron Asjhari, Syaiful Basyuni, Sergey Birdus, John P. Bradfield, Ary Iriawan, Meutia Nasfiah, M.A. Agung Nugroho

Indonesian Petroleum Association

.... Geophysics, The Leading Edge, Aug, p. 53-54. Bracewell, R. N., 1965. The Fourier transform and its applications. New York, McGraw-Hill, p. 268-271...