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The AAPG/Datapages Combined Publications Database
Showing 758 Results. Searched 200,673 documents.
Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation
Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
...-domain ES-FWI to acoustic VTI media, leveraging depth continuation, classical frequency continuation, and total-variation (TV) regularization...
2023
First Results of Inaugural Deployments of the Australian National Ocean Bottom Seismograph Fleet
Alexey Goncharov, Ashby Cooper, Peter Chia, Michal Malinowski
Petroleum Exploration Society of Australia (PESA)
... that at 3-4Hz. Interestingly, the frequency range of 40 to 60 Hz is the only spectral domain where airgun signal has a power spectral density greater than any...
2016
Integrated Petrophysical and Geophysical Analysis on Identifying Eagle Ford Sweet Spots
Bo Chen, Dhananjay Kumar, Anthony Uerling, Sheryl Land, Omar Aguirre, Tao Jiang, Setiawardono Sugianto
Unconventional Resources Technology Conference (URTEC)
... and compress the seismic wavelet, amplitude and frequency balancing and corrections, and zero-phase correction. With appropriately conditioned seismic...
2015
Identification of Microseismic Attributes Through Spectral Analysis
Michael J. Nava, James W. Rector, Zhishuai Zhang
Unconventional Resources Technology Conference (URTEC)
... in the frequency domain, specific parameters like center frequency and bandwidth, combined with knowledge of pumping parameters, lead to inferences regarding...
2015
The use of FWI in coal exploration
Mehdi Asgharzadeh, Maryam Bahri, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
.... J., Shin, C., Pratt, R. G., and Yoo, H. S., 2003, Weighted-averaging finite- element method for 2D elastic wave equations in the frequency domain...
2018
Integrated reservoir characterization of low resistivity thin beds using three-dimensional modeling for natural gas exploration
Lim Yen Jun, Lo Shyh Zung
Geological Society of Malaysia (GSM)
... White algorithm. The wavelet generated through the computation using cross correlation of the reflectivity and the seismic trace in frequency domain...
2018
Analysis of Vertical Cyclicity Patterns in a Submarine Fan Sequence
Tracey Chester
Pacific Section SEPM
... to a frequency domain, generating a "power spectrum" which graphs "wave numbers" (equivalent to component wavelength) against their variance (half...
1993
Quantifying the Impact of Thermal Maturity on Dielectric Permittivity of Pure Kerogen in Organic-Rich Mudrocks
Nima Dabidian, Zoya Heidari, Anqi Yang
Unconventional Resources Technology Conference (URTEC)
..., is challenging in organic-rich mudrocks. High-frequency (i.e., greater than 1 GHz) dielectric permittivity URTeC 2460670 2 measurements are, however...
2016
Full-waveform inversion with time-dependent receiver-extension: An efficient inner loop optimization
Mustapha Benziane, Romain Brossier, Ludovic Métivier, Serge Sambolian
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Seismic waveform inversion in the frequency domain, Part I: Theory and verification in a physical scale model: Geophysics, 64, 888–901, doi: https...
2024
Seismic evidence for seal and reservoir in the Late Cretaceous Ceduna Delta, Great Australian Bight
Ben Tredrea, Phillip Horton
Petroleum Exploration Society of Australia (PESA)
... the Lower Tiger interval, with continuous and high amplitudes in the full stack section but displays an overall bland character in the RGB frequency...
2019
Refining Hydraulic Fracture Design in Tight Gas Reservoirs Using a New Generation of Slim Dipole Tools
Gabriel Gallardo Giozza, Jose R. Zambrano, Edgar Velez, Federico Sorenson, Lucia Lamberghini
Unconventional Resources Technology Conference (URTEC)
... slowness variations in the frequency domain and the inversion of discrete slownesses over a wide frequency band allows to obtain different depths...
2017
Weighted stacking of up-and down-going RTM images using peak signal-to-noise ratio analysis
Sérgio Luiz E. F. da Silva, Ammir Karsou, Paulo H. B. Alves, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Expanded Abstracts, 4039–4043, doi: https://doi.org/10.1190/segam2015-5886915.1. Pratt, R. G., 1999, Seismic waveform inversion in the frequency domain...
2024
Deep learning-based 3D microseismic event direct location using simultaneous surface and borehole data: An application to the Utah FORGE site
Yuanyuan Yang, Omar M. Saad, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... Hydraulic Fracturing Technology Conference and Exhibition, OnePetro. Mesimeri, M., K. L. Pankow, and J. Rutledge, 2021, A frequency domain based...
2024
Refinement and Spectral Analysis of Plio-Pleistocene Oxygen and Carbon Isotopic Records
Dwight M. Trainor , Douglas F. Williams , Ian Lerche
GCAGS Transactions
... a zonation scheme independent of that derived from the oxygen isotope record. Frequency domain methods including power spectra are powerful methods...
1988
Efficient Bayesian full-waveform inversion using a deep convolutional autoencoder prior
Shuhua Hu, Mrinal K Sen, Zeyu Zhao, Abdelrahman Elmeliegy, Shuo Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., nx = 128 with grid interval of dz = 25m,dx = 50m. We use finitedifference frequency-domain (FDFD) algorithm to solve the acoustic wave equation. 32...
2024
Coherence Attribute Applications on Seismic Data in Various Guises
Satinder Chopra, Kurt Marfurt
Unconventional Resources Technology Conference (URTEC)
... out by transforming the seismic data from the time domain into the frequency domain. This can be done simply by using the discrete Fourier transform...
2018
Accelerated Stimulation Optimization via Permanent and Continuous Production Monitoring Using Fiber Optic
Gustavo A. Ugueto C., Magdalena Wojtaszek, Paul T. Huckabee, Alan Reynolds, Jim Brewer, Luis Acosta
Unconventional Resources Technology Conference (URTEC)
... converted from time to frequency domain, using Fast Fourier Transformations. The spectral representation allows separating components of different...
2018
SPE 49025: Geostatistical Analysis of Petrophysical Data and Modeling of Fluid-Flow Effects in Carbonate Outcrops
James W. Jennings, Jr., Stephen C. Ruppel, W. Bruce Ward
West Texas Geological Society
... properties. Nomenclature c = semivariogram sill constant d = number of dimensions f(s) = frequency-domain filter function g(x) = space-domain...
1999
Hydraulic Fracturing Stimulation Monitoring with Distributed Fiber Optic Sensing and Microseismic in the Permian Wolfcamp Shale Play
Vikram Jayaram, Robert Hull, Jed Wagner, Shuang Zhang
Unconventional Resources Technology Conference (URTEC)
... temperature with the measured temperature from DTS. In addition, the DAS data signal is studied in the frequency domain and the dominant frequencies...
2019
Seismic Reservoir Characterization of the Bone Spring and Wolfcamp Formations in the Delaware Basin with Efforts at Quantitative Interpretation - A Case Study
Satinder Chopra, Ritesh Kumar Sharma, James Keay
Unconventional Resources Technology Conference (URTEC)
... with different facies trends in the low-frequency domain. The problem associated with the latter approach is that for defining the different facies before...
2019
Seismic Monitoring of Hydraulic Fracturing Activity in the Wolfcamp Shale of Midland Basin, Texas
Abhash Kumar, Hongru Hu, Alex Bear, Richard Hammack, William Harbert
Unconventional Resources Technology Conference (URTEC)
... station and regionally distant station. We observed discrete seismic signal at our local station both in time and frequency domain (Figure 5, panel...
2019
Fit For Purpose Integrated Structural Identification Using Azimuthal Monopole Sonic Waveforms and Vertical Seismic Profiling: The First Case Study From The Vertical Unconventional Well in North Sumatera Basin - Indonesia
Erfandi Adhiansyah, Annisa Nur Mahdiya, Murthala Hatta, Irma Eliza, Barry Albert Lumankun
Indonesian Petroleum Association
... quality of inclinometry data. A dispersion plot (Figure 4) is used in dipole anisotropy identification to display slowness data in the frequency domain...
2022
Australian Insights into Streamer Technology Innovations
Andrew Long
Petroleum Exploration Society of Australia (PESA)
... are separated content. In contrast to the deep towing into the frequency spectra. There has historically in the frequency domain by regular intervals...
2009
Interpretation of High Resolution Seismic Data from a Geologically Complex Continental Margin, Northern Gulf of Mexico
Carol Lutken, Allen Lowrie, Erika Geresi, Richard Bennett, Richard Faas, Bradley Battista, Tom McGee
GCAGS Transactions
... Joint Meeting, 2003. McGee, T. M., 1998, High-resolution seismics in the frequency domain: an illustrated overview, European Journal of Environmental...
2003
Optimizing Completions by Enhancing Near-field Connectivity and Mitigating Stress Shadowing in Real-time via Acoustic Based Workflow
Muhammad Khan, Jim Alsup, Nathan Crawford, Josh Kroschel
Unconventional Resources Technology Conference (URTEC)
... a coefficient in the frequency domain defined by equation 1 (Dunham, 2017) where 𝑍! is the fracture impedance, 𝑍" is the tubing impedance...
2023