EXTENDED ABSTRACT: Gas hydrate deposits in Danube paleodelta: new heat flow approach

Atanas Vasilev, Emanuil Kozhuharov, Nikola Botoucharov, Ivan Genov, Rositsa Pehlivanova, Petar Petsinski, Eva Marinovska

The Society for Organic Petrology (TSOP)

... with the inverse problem theory. The total number of program runs was ~ 50. The output is almost independent of the realistic initial approximations. About 70...

Acquisition Footprint Removal for Better Fault and Curvature Attributes, by Satinder Chopra, Kurt J. Marfurt, and Somanath Misra, #40719 (2011).

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Simultaneous inversion of velocity and angle-dependent reflectivity

Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai

International Meeting for Applied Geoscience and Energy (IMAGE)

... reflectivity parameterization of the wave equation (Whitmore et al., 2021) and an efficient scale separation of the FWI gradient through inverse scattering...

Determination of Well Productivity Using Pump Downtime Data

Jeff Spath

Indonesian Petroleum Association

.... The method is an inverse solution as is found in conventional well test interpretation. A theoretical or model pump runtime is computed assuming the two...

Correlation of Time Series: An Inverse Approach with Applications in Geology and Geophysics: ABSTRACT

Douglas G. Martinson

AAPG Bulletin

...Correlation of Time Series: An Inverse Approach with Applications in Geology and Geophysics: ABSTRACT Douglas G. Martinson 1982 600 601 66 5. (May...

ABSTRACT: Fractional Derivative Approach for Pressure Transient data Analysis of Double Porosity Fractal Reservoir with Changing Wellbore Storage; #90118 (2011)

Asha S. Mishra

Search and Discovery.com

... in geological environment that are not possible by conventional techniques. The analysis of this type of data in reservoir engineering is known as “inverse...

Abstract: Seismic Inverse Modeling for Facies Distribution in Ayeyarwaddy Delta Basin, Myanmar; #90246 (2016)

Ko Ko Htwe, Kyaw Myo Win, Thet Naing Win, Hla Myo Tun

Search and Discovery.com

...Abstract: Seismic Inverse Modeling for Facies Distribution in Ayeyarwaddy Delta Basin, Myanmar; #90246 (2016) Ko Ko Htwe, Kyaw Myo Win, Thet Naing...

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...

AAPG/SEG International Conference and Exhibition; - Abstracts, #90255 (2017).

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Gradient-regularized physics informed neural networks for acoustic wave simulation

Shobhit Mishra, Bharath Shekar

International Meeting for Applied Geoscience and Energy (IMAGE)

... invariant, making them ideal tools for surrogate modeling in inverse problems. Despite the promise, PINNs often fail to converge and struggle...

A Geomechanically-Based Inverse Method for Interpolating the Three-Dimensional Stress Field in a Faulted Reservoir, by Eric A. Flodin, Frantz Maerten, and Laurent Maerten; #90041 (2005)

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Integration of Geophysical Data to Define a Structural Model in the North-Central Coast of the Venezuelan Platform; #30327 (2014)

Vanessa Villarroel Estaba and Nuris Orihuela

Search and Discovery.com

... of the area, reaching -111 mGals. Identified from the spectral analysis of the gravimetric data were: a deep or regional source with a wavelength...

-- no title --

user1

Search and Discovery.com

.... There are two approaches to perform the necessary time shift on the pre- migration seismic data. The first approach involves directly applying the inverse...

Application of petroleum systems analysis to resource assessments

Lukasz Krawczynski, Martin Neumaier

International Meeting for Applied Geoscience and Energy (IMAGE)

... petroleum system elements ranging from source rock presence and quality, maturity, timing to migration analysis. In the recent past, a lot of advances...

Amplitude Recovery of Digitally Recorded Data

Roy O. Lindseth

Pacific Section of AAPG

... of the input is replaced on the output by the wavelet of the unit impulse response, (Figure 3) scaled in proportion to the amplitude and polarity...

FWI uncertainty analysis with Stein variational gradient descent

Haoyang Cen, Kaihang Guo, Diancheng Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... and a receiver spacing of 50 m. A ricker wavelet peaked at 10 Hz is used. Fifty initial particles are generated based on the reference FWI model...

Glacially Influenced Submarine-channel Sedimentation in the Yakataga Formation, Middleton Island, Alaska

Carolyn H. Eyles

Journal of Sedimentary Research (SEPM)

... Geotechnique, University of Illinois Press, Urbana, Illinois, p. 189-220. NAYLOR, M. A., 1980, The origin of inverse grading in muddy debris flow...

Seismic Modelling in 3D for Migration Testing

Search and Discovery.com

... frequency, F is the 2D Fourier transform over the lateral spatial coordinates, F−1 is its inverse, ψsource is a mathematical model of the source, and iz k 2...

Accelerating innovation with software abstractions for scalable computational geophysics

Mathias Louboutin, Philipp Witte, Ali Siahkoohi, Gabrio Rizzuti, Ziyi Yin, Rafael Orozco, Felix J. Herrmann

International Meeting for Applied Geoscience and Energy (IMAGE)

... Microsoft Research, 3 Utrecht University SUMMARY We present the SLIM open-source software framework for computational geophysics, and more generally...

Abstract: Dynamical Evolution and Overhang Development of Salt Structures in the North Louisiana Salt Basin: Quantitative Models, by K. Petersen, I. Lerche, and A. Lowrie; #91014 (1992).

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Abstract: Enhancing the FOCI Algorithm by Using a Weighted Least-Squares Approach; #90211 (2015)

Saleh Al-Saleh and Gary Margrave

Search and Discovery.com

... [email protected] and Gary Margrave University of Calgary, Calgary, Alberta, Canada Abstract Depth migration using the forward operator and conj ugate inverse...

Abstract: The Novel High-Performance 3-D Magnetotelluric Inverse Solver Based on an Integral Equation Approach; #90255 (2017)

Mikhail Kruglyakov, Alexei Geraskin, Alexei Kuvshinov

Search and Discovery.com

...Abstract: The Novel High-Performance 3-D Magnetotelluric Inverse Solver Based on an Integral Equation Approach; #90255 (2017) Mikhail Kruglyakov...

Stratigraphic Inversion Using a Genetic Algorithm: Lessons About Non-Uniqueness, by Cornel Olariu and John F. Ferguson; #90052 (2006)

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Microseismic Event Location Using Multiple Arrivals: Demonstration of Uncertainty Reduction

Zhishuai Zhang, James W. Rector, Michael J. Nava

Unconventional Resources Technology Conference (URTEC)

... magnitude estimation, and advanced source parameter and frequency analysis (Eisner et al., 2007). The event location, as the basis of almost all other...

A Comparison of Isopach Maps and Total Subsidence Maps: Implications for Basin Development and Sandstone Distribution During the Lower Cretaceous in the Deep Basin Area of Alberta and British Columbia

Colin Pate

CSPG Special Publications

... means in opposite directions. The circled area containing the plus sign indicates an area of positive inverse correlation. In this area, the subsidence...