Scale reduction using magnetotellurics … a mineral exploration example from the Olympic Domain, South Australia

Stephan Thiel, Kate Robertson, Wenping Jiang

Petroleum Exploration Society of Australia (PESA)

... inverse period T>10 s) or global lightning activity (f>10 Hz) cause magnetic field variations, which act as a source for the induction of electric eddy...

Supporting data-driven exploration in NSW

Keith Gates

Petroleum Exploration Society of Australia (PESA)

... algorithms for 2D geochemical datasets are inverse distance weighting, radial basis functions and, less frequently, kriging. The computation overhead...

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...

Inverse Graded Bedding in Primary Gypsum of Chemical Deposition

L. Ogniben

Journal of Sedimentary Research (SEPM)

...Inverse Graded Bedding in Primary Gypsum of Chemical Deposition L. Ogniben 1955 Vol. 25 No. 4. (December), The Gypsum formation of the Sulphur...

Computer Modeling of Hydrocarbon Migration Pathways and Fluid Flow Histories from Carbon Isotope Anomalies in Gulf Coast Exploration Wells

D. F. Williams , Lerche , Z. Yu

GCAGS Transactions

... then used the data generated in conjunction with the inverse calculations to extract the pertinent parameters (output variables). Finally, we compared...

Reversing the Decline - What Contributes to Quality Assessment for Enhanced Oil Recovery Projects?

Eugene E. Wadleigh

Wyoming Geological Association

... of the inverse bond number. The bond number is a dimensionless ratio of capillary and fluid density forces. The bond number can be used to characterize...

Geometry and Internal Characteristics of Archaean Submarine Channel Deposits, Pilbara Block, Western Australia

Kenneth A. Eriksson

Journal of Sedimentary Research (SEPM)

...-shale. Unitary upper-fan channel deposits are recognizable in the conglomerate-sandstone-shale facies association. The channel deposits consist of inverse...

Traction-Carpet Stratification in Turbidites-Fact or Fiction?

Richard N. Hiscott

Journal of Sedimentary Research (SEPM)

... of Science Transactions, v. 42, p. 57-96. HAND, B.M., AND ELLISON, L.B., 1985, Inverse grading in density-current deposits(abstract): SEPM Mid-Year Meeting...

Traction-Carpet Stratification in Turbidites--Fact or Fiction?: REPLY

Richard N. Hiscott

Journal of Sedimentary Research (SEPM)

... profile would not develop inverse grading. Grain interaction effects in such a sheared layer would certainly lead to inverse grading within the dispersion...

Plotting Equation for Gaussian Percentiles and a Spreadsheet Program for Generating Probability Plots: DISCUSSION

John C. Tipper

Journal of Sedimentary Research (SEPM)

... the ordinate is scaled nonlinearly in units of cumulative probability, but it is also, by definition, scaled linearly in terms of the inverse distribution...

Abstract: Hyperpycnal Rivers and Prodeltaic Shelves in the Cretaceous Seaway Of North America, by Janok P. Bhattacharya and James A. MacEachern; #90079 (2008)

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Abstract: Geostatistics with Locally Varying Anisotropy; #90171 (2013)

Jeff Boisvert and Clayton V. Deutsch

Search and Discovery.com

... holes through the deposit. The problem is to estimate at all the unsampled locations. Techniques, such as inverse distance, that do not normally...

ABSTRACT: DECOMPRESSION OF ROCKS AS A RESULT OF FLUIDS OPERATING UNDER HIGH PRESSURE IN THE EARTHS CRUST; #90011 (2002)

A. А. Orlov, V. G. Omelchenko, A. M. Karpenko, M. V. Lakhy, A. M. Trubenko

Search and Discovery.com

... the operating of static pressure is sufficiently investigated and is reviewed in the literature. The opportunity in the nature of passing the inverse...

ABSTRACT Characterization of Compartmentalized Reservoirs with CO2 Injection Using a Level Set Method and Incorporating 4D Seismic, #90103 (2010)

Oliver Dorn, Rossmary Villegas

Search and Discovery.com

... these interfaces due to the way these tools are constructed. Typically an inverse problem is solved for determining pixel-values (voxel-values in 3D...

Abstract: Geostatistics with Locally Varying Anisotropy; #90171 (2013)

Jeff Boisvert and Clayton V. Deutsch

Search and Discovery.com

... holes through the deposit. The problem is to estimate at all the unsampled locations. Techniques, such as inverse distance, that do not normally...

Abstract: Enhanced Primary Productivity in the Aftermath of the Rise of Atmospheric Oxygen; #90172 (2014)

Noah Planavsky, Andrey Bekker, Axel Hoffman, Timothy W. Lyons

Search and Discovery.com

... increase in the 34S values of CAS. An inverse temporal (stratigraphic) relationship in these isotope systems (which are tracking seawater sulfate...

Hyperpycnal Rivers and Prodeltaic Shelves in the Cretaceous Seaway Of North America, by Janok P. Bhattacharya and James A. MacEachern, #50069 (2008)

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Krueger, Dynamics of Tear Faults in the Salt-Detached Systems of the Northern Gulf of Mexico, #50346 (2010)

Scot W. Krueger

Search and Discovery.com

... and irregular, bounding minibasins • “Inverse Landslides” can occur where minibasins ground out Strike-Slip or Tear? Strike-Slip Faults – Generally steep...

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

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Time-Lapse Joint Inversion of Seismic and Resistivity Data during Production of Oil in Carbonate Rocks; #120087 (2013)

A. Revil, M. Karaoulis, and J. Zhang

Search and Discovery.com

... in the inversion of the geophysical data can help to reduce the non-uniqueness of the geophysical inverse problem (e.g., Liang et al., 2011) (see Figure 1...

Petrophysical Properties of a Deformation Band Fault Zones in the Entrada Sandstone, Utah; #50861 (2013)

Kyle Fredericks, Laurel Goodwin, and Harold Tobin

Search and Discovery.com

... frequency waveforms provide high degree of accuracy Lab Velocity Results • Expected inverse relationship between velocity and porosity • Deformation bands...

From Small Beginnings Come Great Things: Correlating Mineralogy from Thin-Sections to Production History for the Panther River Tight Gas Field, Alberta, Canada, Chad Glemser and Jeffrey MacDonald, #20238 (2014)

Chad Glemser. Jeffrey MacDonald

Search and Discovery.com

... (inverse relationship with depth), while the third member (MT3A) showed a nearly isotropic distribution. Furthermore, the inverse depth relationship...

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

..., the initial model has a high correlation coefficient between the observed and calculated gravity curves. After the inverse modeling of magnetic densities...

Correlating Versus Inverting Vibroseis Records: Recovering What You Put into the Ground; #41577 (2015)

Glen Larsen, Paul Hewitt, Art Siewert

Search and Discovery.com

... the situation where an inverse filter can be determistically designed (see Figure 4) then applied to the recorded trace thus removing s(t) from equation 1...

Improved Estimation of Water Saturation in a Lower-Paleozoic European Organic-Rich Shale Gas Formation, #42154 (2017).

Yifu Han, Siddharth Misra

Search and Discovery.com

... and pyrite IP effects into account. References Cited Aster, R.C., B. Borchers, and C.H. Thurber, 2005, Parameter Estimation and Inverse Problems...