ABSTRACT Generalized Method for the Estimation of TOC from GR and Rt, #90104 (2010)

Heslop Kenneth A.

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... log curves are the Gamma Ray (GR) and Resistivity (Rt). Experience has shown there is an inverse relationship  between these curves. The GR typically...

Stratigraphic Controls on Diagenesis and Reservoir Quality in a Saline Reservoir Geological Carbon Sequestration Target: the Middle Ordovician St. Peter Sandstone, Michigan Basin, USA, #90116 (2010)

Dave Barnes

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... hydrocarbon production in over 80 fields in Michigan. Three lithofacies are typically present in the Michigan subsurface. Although there is a general inverse...

ABSTRACT Leakage Detection and Characterization to Accommodate Safe Storage of CO2 in Saline Aquifers, #90103 (2010)

Mehdi Zeidouni, Mehran Pooladi-Darvish, David Keith

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..., corresponds to the ‘inverse modeling problem’. The analytical model is used for sensitivity analysis to better understand the relationship between different...

ABSTRACT: Hydrocarbon Potential of Sasin sediments of the Wealden - A Shale Gas Target in Germany; #90108 (2010)

Ulrich Berner, Tanja Kahl, and Georg Scheeder

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.... Production indices as well as the hydrocarbon yields of solvent extraction show an unexpected inverse relationship with the thermal maturity, with lowest...

ABSTRACT: The Black Sea formed (mainly) within old Eurasian continental lithosphere and is (mostly) not a typical back-arc basin; #90109 (2010)

Randell Stephenson, Tadashi Yamasaki

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... that the lithosphere beneath the Black Sea is cold and strong. Inverse numerical models of tectonic subsidence of the margins of the Black Sea compared...

Abstract: Heterogeneous gravity data combination for geophysical exploration research and the applications of the GOCE satellite data for regional basin and petroleum system analysis (Example from the Arabian Peninsula); #90137 (2011)

R. Abdul Fattah, S. Meekes, E. Guasti, J. Bouman, M. Schmidt, J. Ebbing

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... study. GOCE gravity gradients are used in forward and inverse modeling in the Arabian Peninsula. The data is combined with other gravity data...

ABSTRACT: Development of Singular Points Method in Geophysics Singular Points Method Development in Geophysics; #90118 (2011)

A. Chernov, V. Boldyreva, Elyseeva, and R. Pasteka

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... a necessary condition for the approached decision of inverse problem of applied gravimetry is use of the additional information. The methods...

High-Resolution Deconvolution with Sparsity and Lateral Continuity Constraints

Juefu Wang

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... encode such information in the form of sparse constraints within the trace and spatial smoothing constraints across the trace in the inverse problem...

Structure-and-Amplitude-Preserving Multi-Channel Deconvolution

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... based on multi-channel deconvolution. We pose the noise reduction problem as an inverse problem and propose a cost function that uses a priori...

Abstract: 3D Focusing Inversion of Multi-transient EM Data in the Frequency Domain; #90171 (2013)

Guangpin Li, Johnathan Linfoot, and Bruce Hobbs

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.... The conventional way to solve this ill-posed inverse problem is based on minimizing the Tikhonov objective function: P(Δσ ) = ϕ (Δσ ) + αs (Δσ ) , (2) where...

Abstract: A Tour of High Resolution Transforms; #90171 (2013)

Mauricio D. Sacchi

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... for seismic data reconstruction. Introduction Many problems in seismic data processing can be posed as inverse problems of the form Lm = d, (1...

Abstract: Near-surface Issues in TTI Wave Equation Migration from Topography; #90171 (2013)

Chuck Ursenbach, Richard A. Bale, and Samuel H. Gray

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.... (b) A product of cosine-tapered filters in x and y directions. (c) A radial cosine-tapered filter. (d) The inverse transform of truncated Gaussian...

Abstract: Estimation of Q-factor and Phase Velocity Using the Recovered Stress-strain Relaxation Spectrum; #90172 (2014)

Dali Zhang, Michael P. Lamoureux, Gary F. Margrave

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... or complex modulus of the medium. Mathematically the problem is formulated as an inverse problem for reconstruction of spectral measure in the Stieltjes...

Abstract: Kirchhoff Imaging with Adaptive Greens Functions for Compensation for Dispersion, Attenuation, and Velocity Imprecision; #90187 (2014)

Andrew V. Barrett

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... correspond to the computed traveltime from source and receiver points to the image points. The Green’s function may also contain an inverse wavelet...

Abstract: Time-lapse AVO Inversion; #90187 (2014)

A. Nassir Saeed, Laurence R. Lines, and Gary F. Margrave

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... from proposed inverse techniques are to improve model parameters estimations in the presence of noise, and to prove their robustness in terms...

Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)

Amsalu Y. Anagaw, Mauricio D. Sacchi

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... of Physics, University of Alberta, Edmonton, Alberta, Canada Summary Waveform inverse problems are mathematically ill-posed and, therefore...

Abstracts: Hyperpycnal Flow Deposits: Examples from the Mississippian and Cretaceous of the Alberta Basin; #90173 (2015)

Shaun C. O’Connell

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...) emphasizes the formation of coupled inverse and normally graded structures resulting from a waxing and waning hyperpycnal flow. In delta-front sandstone beds...

Abstracts: Implicit Preconditioning for Least-squares Nonstationary Phase Shift; #90173 (2015)

Marcus R. Wilson and Robert J. Ferguson

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... of a spatial fast Fourier transform, followed by multiplication by an extrapolation matrix, then an inverse fast Fourier transform. Written as matrices, we...

Abstract: Static Corrections Via Raypath Interferometry: Recent Field Experience; #90224 (2015)

David C. Henley

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... cross-correlation functions (or ‘surface functions’) are then used to derive broadband inverse filters, each of which is applied to its corresponding...

Abstract: A Framework for Linear and Nonlinear Converted Wave Time-Lapse Difference AVO; #90224 (2015)

Shahin Jabbari and Kris Innanen

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..., R. H., and Weglein, A. B., 2012, Seismic Imaging and Inversion: Volume 1: Application of Linear Inverse Theory: Cambridge University Press...

Abstract: 3-D Surface-wave estimation and separation using an iterative closed-loop approach; #90254 (2016)

Tomohide Ishiyama, Gerrit Blacquiere

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... the inverse problem. We applied this method to several data sets to demonstrate its virtues, such as real 3D geophone/hydrophone seismic data onshore/offshore...

Abstract: Inversion Modeling of Satellite Subsurface Subsidence; #90264 (2016)

Olga Trubienko, Adrian Rodriguez Herrera, James Minton, Fabian Krzikalla

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... pressure. In order to solve the inverse problem, the reservoir is first divided into a finite number of reservoir segments, taking into account...

Abstract: Estimation of the Quality Factor with Tomography Using the Complex Eikonal Equation; #90255 (2017)

Tatiana Espinosa, Carlos Piedrahita Escobar

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... by the quality factor Q (inverse of attenuation), results in significant loss of signal strength and bandwidth. Gas trapped in sediments...

Abstract: Relation of Reservoir Petrophysical Properties to Horizontal Codell Production in Colorado and Wyoming; #90301 (2017)

Mick Domenick

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... Wattenberg) shows a consistent, inverse, correlation with water-oil ratios from vertical and horizontal producers (Figure 2), suggesting an important...

Abstract: Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #90310 (2017)

Francesco Perrone, Graham Roberts, Lorenzo Casasanta, Andrew Ratcliffe

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... as linear functions of the subsurface reflectivity and a migrated image is obtained by applying the adjoint (not the inverse) of the forward operator...