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user1

Search and Discovery.com

... is to generate the trend line of gas-bearing sandstone based on the amplitude influence factor of coal layers. The inverse distance weighting algorithm is used...

Architecture and variability of Lower Wilcox sand prone slope deposits, South Central Texas

Mariana I. Olariu, Hongliu Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

... with normal and inverse grading and low borrowing intensities and diversities observed in a 40 m core reflect deposition on a mud dominated shelf...

Abstract: Investigating the Low Frequency Content of Seismic Data with Impedance Inversion; #90187 (2014)

Heather J. E. Lloyd and Gary F. Margrave

Search and Discovery.com

... compared receiver types (four types of receivers) and source types (four types of sources) at very low frequencies. Data processing by CGGVeritas...

The Ireland-Newfoundland and Ireland-Southern Greenland Conjugate Margins: An Inverse Deformable Plate Kinematic Model Provides New Insights Into Hyper-extended Basin Development and Prospectivity

Search and Discovery.com

Efficient Q-RTM in anisotropic TTI media with phase and amplitude compensation

Yongzhong Wang, Faqi Liu, Carlos Calderón

International Meeting for Applied Geoscience and Energy (IMAGE)

... the formulation of frequency dependent inverse Q as follows, 𝜔𝜏 𝜎 𝜏 𝐿 𝑄 −1 (𝜔) = ∑ 𝑙=1 1+𝜔2 𝑙 𝜏2 (2) 𝜎𝑙 where “𝐿” is the Standard...

Abstract: Geochemical Evaluation Insights on Origin and Thermal Evolution in Type-IIS Source Rock; #91204 (2023)

Wael Alalawi, Mohammad Alrowaie, Salman Alqathami

Search and Discovery.com

...Abstract: Geochemical Evaluation Insights on Origin and Thermal Evolution in Type-IIS Source Rock; #91204 (2023) Wael Alalawi, Mohammad Alrowaie...

A Review of Seismic Acquisition Trials and Procedures in the Cooper Basin, South Australia

J. R. Hughes, N. A. Fitzgerald

Petroleum Exploration Society of Australia (PESA)

... source wavelet (produced by the autocorrelation of the sweep) for a series of comparisons made at single VP locations at each side of a well location...

A cross-shape deep Boltzmann machine for petrophysical seismic inversion

Son Dang Phan and Mrinal K. Sen

AAPG Bulletin

... and synthetic signals; and (3) a model update scheme. The source wavelet is often difficult to measure for its nonstationary property; its shape...

Simultaneous 3D 4C - OBC & VSP Walkaway Survey in the Attaka Field, East Kalimantan, Indonesia

Bill Borland, Phil Johnston, Mike Reblin, Suta Vijaya, Omar Kulbrandstad, Muhammad Idrees, Scott Leaney, Jan van de Mortel

Indonesian Petroleum Association

...-one source lines spaced 200 meters apart, with 25 meter shot spacing, were acquired perpendicular to each cable layout. As Attaka is a mature field...

ABSTRACT: DESIGN AND IMPLEMENTATION OF ROCKS AND MINERALS DETECTION SYSTEM BASED ON HYPERSPECTRAL REMOTE SENSING

Jianlin Yu, Shunian Ning, Yuanfeng Wu, Bing Zhang

The Society for Organic Petrology (TSOP)

... of the system architecture. A new multi-tier architecture based on wavelet compression method is proposed in this paper.(figure 1) All the hyperspectral image...

Least-squares reverse-time migration with angle gathers through point spread functions

Jianyong Bai, Orhan Yilmaz

International Meeting for Applied Geoscience and Energy (IMAGE)

...-extended Born modeling operator and an adjoint operator by using the ADCIGs as a virtual source. Duveneck et al. (2021) presented an adjoint pair...

Performance of elastic FWI for different wrapping angles of helical fiber in seafloor-deployed DAS

Shogo Masaya, Masanori Tani

International Meeting for Applied Geoscience and Energy (IMAGE)

... to reduce computational cost. The receiver and source depth are 210 and 20 m, respectively. The source wavelet in the seismic forward modeling...

Application of fractional Gaussian fractal-based stochastic seismic inversion to F3-Netherland dataset

Srishti Singh, Sreeja Kalyankar, Ajay Malkoti, Nimisha Vedanti

International Meeting for Applied Geoscience and Energy (IMAGE)

... be represented as the convolution of the source wavelet and the reflectivity of the earth. Mathematically it can be written as the following. x(t) = s(t) ∗ r...

High-resolution imaging using Gaussian beam point-spread-function deconvolution

Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan

International Meeting for Applied Geoscience and Energy (IMAGE)

... and y denote two different subsurface locations, f (t) is the source wavelet, xs and xr denote the source and receiver locations, and G(x; x...

Abstract: Enhanced Surface Seismic Data Processing Using Simultaneous Acquired DAS-VSP Data; #91204 (2023)

Gang Yu, Jinliang Xiong, Junjun Wu, Yuanzhong Chen, Yingshui Zhao

Search and Discovery.com

... string, allows for the entire wellbore to be surveyed with every source activation. This can dramatically reduce the operating time required to complete...

4D Finite Difference Forward Modeling within a Redefined Closed-Loop Seismic Reservoir Monitoring Workflow, #41922 (2016).

David Hill, Dominic Lowden, Sonika, Chris Koeninger

Search and Discovery.com

... and progresses through the inverse process to the reservoir simulation. The value of a robust full-field 4D image-modeling study as a component in a CL-SRM...

Insight on the uplift the Wave-Equation Based AVO technology may have on unconventional reservoirs: A case study on the Vaca Muerta Formation, Neuquén Basin, Argentina.

David Curia, Ezequiel Valeff, Francisco Ghersi, Hansel Gonzalez, Pablo Benitez

Unconventional Resources Technology Conference (URTEC)

... of the Vaca Muerta Formation is the richest source interval in the Neuquén Basin (Kietzmann et al., 2014; Mitchum and Uliana, 1985). Figure 1. Left...

Case History Study of Seismic-Driven 3-D MEM Calibrated with 1-D MEMs and Petrophysics in Arkoma Basin, Oklahoma

Vivek Swami, Julio Tavares, Vishnu Pandey, Tatyana Nekrasova, Dan Cook, Jose Moncayo, David Yale

Unconventional Resources Technology Conference (URTEC)

... of rock component j. This technique applies inverse statistical methods to a matrix containing log responses and uncertainty values for formation...

EXTENDED ABSTRACT: Geochemical Modeling of Regional Hydrochemical Evolution in the Wilcox Aquifer of Missouri and Arkansas

Estifanos Haile and Alan E. Fryar

GCAGS Transactions

... modeling: (1) tracing the relation between initial and final water compositions with or without mixing (inverse modeling), and (2) deriving...

VMD Based Sedimentary Cycle Division for Unconventional Facies Analysis

Fangyu Li, Tao Zhao, Yin Zhang, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

..., for instance, short-time Fourier transform (STFT) and continuous wavelet transform (CWT) are classical TFA tools (Partyka et al., 1999; Sinha et al...

Deep-Water Depositional Facies and Reservoir Quality Evaluation Based on Fourier Analysis of Gamma-Ray Logs

Fillon, Richard H., Lawless, Paul N.

GCAGS Transactions

.... P. Agterberg, 2000, Wavelet analysis of well-logging data from oil source rock, Egret Member, offshore eastern Canada: AAPG Bulletin, v. 84, p...

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Ehsan, Athar

Search and Discovery.com

... of 0.8ms for a total of 2000 times. Ricker source wavelet with a peak frequency of 15Hz was used for synthetic generation. Bandpass filter between 0-3Hz...

Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)

Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji

Search and Discovery.com

... covering the entire grid. The data is recorded at a time increment of 0.8ms for a total of 2000 times. Ricker source wavelet with a peak frequency...

ABSTRACT: Volcanic Rocks and Their Effects on Hydrocarbon Generation, by M. Wu; #90909 (2000)

Search and Discovery.com

The Geophysicists' Bane: Multiple Suppression on the North West Shelf

C. R. T. Ramsden, M. R. Hobson, R. Cooper

Petroleum Exploration Society of Australia (PESA)

... Amplitude spectrum (S (f)) 0. 100. 200. Milliseconds 300. 400. BEFORE A v 0. A ~ 100. - INVERSE Transform ,....... 200. Milliseconds...