Downhole Reservoir Raman System for Carbon Sequestration Measurement, Reporting, and Verification

Grant A. Myers, Alirza Orujov, Trevor Brown, Cody Morgan, Wade Bard, John Pope

Unconventional Resources Technology Conference (URTEC)

... calibration data sets. Figure 11 displays the linear least-squares (LLS) fitted data along with the lower and upper confidence limits. From Figure 11...

Examination of the Creaming Methods of Assessment Applied to the Gippsland Basin, Offshore Australia

D. J. Forman, A. L. Hinde

AAPG Special Volumes

... wells have been drilled plotted against new-field wildcat number. The straight line has been fitted by the least-squares method. Table 1. Values of r...

Testing Hydrocarbon Saturation Models For Use in Original Oil-in-Place Estimation: South Dome of Oregon Basin Field, Park County, Wyoming: Chapter 9

Michael J. Heymans, Douglas A. Steed, David E. Hamilton, Barbara A. Pavlov

AAPG Special Volumes

... decreases. A least-squares fit line drawn through data points on a plot of the logarithm of absolute permeability versus porosity is a common tool...

Eastern Boulder-Weld fault zone, Colorado: A gravity slide with pop-up structures

Richard H. Groshong, Jr., Ken Kittleson

Rocky Mountain Association of Geologists

...). The best-fitting line is found by least squares and the inverse slope of the line is the displacement that formed the structure. The linear...

An Integrated Approach to Determining 4D Stress Development at Castle Cove

Hugo B. Burgin, Khalid Amrouch, Philippe Robion, David Kulikowski

Australian Petroleum Production & Exploration Association (APPEA) Journal

... test of least-squares strain gage calculation using twinned calcite. Geological Society of America Bulletin 85(12), 1855–1864. doi:10.1130/0016-7606...

Solving the puzzle of the bivalve shell fragment: inferring the original abundance and size frequency from the fragmented record

Eric N. Powell

PALAIOS

...; Warton et al. 2006; least normal squares method of Troutman and Williams 1987) to define the regression parameters: lengthwidth, length-thickness, width...

Geochemical Methods for the Quantitative Evaluation of the Petroleum Potential of Sedimentary Basins

A. E. Kontorovich

AAPG Special Volumes

... from empirical data by the least-squares method. The values of these parameters as determined by A.S. Fomicheve and myself for several regions of West...

Three-dimensional geomechanical modeling for constraint of subseismic fault simulation

Laurent Maerten, Paul Gillespie, Jean-Marc Daniel

AAPG Bulletin

..., D., P. R. Cobbold, P. Szatmari, S. Demerican, D. Coelho, and J. A. Rici, 1993, Least-squares palinspastic restoration of region of normal...

Deposits of the sandy braided South Saskatchewan River: Implications for the use of modern analogs in reconstructing channel dimensions in reservoir characterization

Ian A. Lunt, Gregory H. Sambrook Smith, James L. Best, Philip J. Ashworth, Stuart N. Lane, Christopher J. Simpson

AAPG Bulletin

...). Nonlinear, least-squares fitting of equation 2 to the probability density function of dune height results in values of and of 2.134 and 0.0597...

Pliocene Paleoenvironments in the Meade Basin, Southwest Kansas, U.S.A.

William E. Lukens, David L. Fox, Kathryn E. Snell, Logan A. Wiest, Anthony L. Layzell, Kevin T. Uno, Pratigya J. Polissar, Robert A. Martin, Kena Fox-Dobbs, Pablo Peláez-Campomanes

Journal of Sedimentary Research (SEPM)

... generated by a partial least-squares regression analysis of modern uppermost B horizon soil samples. Although MAP prediction errors are greater...

AAPG/SEG International Conference and Exhibition; - Abstracts, #9010 (2017).

Search and Discovery.com

Oceanographic Currents and the Convexity of the Uppermost Continental Slope

Neil C. Mitchell, John M. Huthnance

Journal of Sedimentary Research (SEPM)

... represent average Q for given gradient groupings (plus and gray-filled symbols only). The oblique lines are least-squares regressions of Q on gradient...

Using Ground-Penetrating Radar and Capacitively Coupled Resistivity to Investigate 3-D Fluvial Architecture and Grain-Size Distribution of a Gravel Floodplain in Northeast British Columbia, Canada

Adrian S. Hickin, Benjamin Kerr, Thomas E. Barchyn, Roger C. Paulen

Journal of Sedimentary Research (SEPM)

..., M.H., and Barker, R.D., 1996, Rapid least-squares inversion of apparent resistivity pseudosections by a quasi-Newton method: Geophysical Prospecting, v...

Deep-Water Channel Run-Out Length: Insights from Seafloor Geomorphology

Jacob A. Covault, Eitan Shelef, Miles Traer, Stephen M. Hubbard, Brian W. Romans, Andrea Fildani

Journal of Sedimentary Research (SEPM)

... systems (Fig. 4A). When these three systems are removed, the coefficient of determination (r2 value) from least-squares regression of the relief...

Development of Concepts of Regional Ground-Water Flow in the Part of the Great Basin in Eastern Nevada and Adjacent California and Western Utah – a Review

Joseph S. Gates

Utah Geological Association

... of recharge and discharge from springs and by evapotranspiration; and it uses a nonlinear least-squares regression technique to estimate model parameters...

Physics-Driven Optimization of Drained Rock Volume for Multistage Fracturing: Field Example from the Wolfcamp Formation, Midland Basin

Sergei G. Parsegov, Kiran Nandlal, David S. Schechter, Ruud Weijermars

Unconventional Resources Technology Conference (URTEC)

... as: 𝑁 𝑝 (𝑡) = 𝑞 𝑎 𝑡 𝑚 (9) Based on historical production data parameters a, m, q∞, and qi can be determined using the least squares fit method...

Development of Tight Gas Sand Core Analysis Techniques for the Pinedale Field, Sublette County, Wyoming

John M. Dacy, Paul R. Martin, Robert H. Lee

AAPG Special Volumes

.... Resistivity indices (I) were calculated from the resistivity determinations. A least squares linear regression of log resistivity index versus log water...

Chronologic modeling of faulted and fractured reservoirs using geomechanically based restoration: Technique and industry applications

Laurent Maerten, Frantz Maerten

AAPG Bulletin

..., Graylock Press.Rouby, D., P. R. Cobbold, P. Szatmari, S. Demerican, D. Coelho, and J. A. Rici, 1993, Least-squares palinspastic restoration of region...

Estimation of kerogen porosity in source rocks as a function of thermal transformation: Example from the Mowry Shale in the Powder River Basin of Wyoming

Christopher J. Modica, Scott G. Lapierre

AAPG Bulletin

...). Dashed line is least-squares fit to data, and solid line is computed from the assumption that S2 yields are 85% carbon by weight. This assumption...

Wolfcamp Hydraulic Fracture Test Site Drained Rock Volume and Recovery Factors Visualized by Scaled Complex Analysis Method (CAM): Emulating Multiple Data Sources (Production Rates, Water Cuts, Pressure Gauges, Flow Regime Changes, and b-Sigmoids)

Ruud Weijermars, Kiran Nandlal, Murat Faith Tugan, Ron Dusterhoft, Neil Stegent

Unconventional Resources Technology Conference (URTEC)

... (DCA) least-squares regression fit based on Arps hyperbolic equation (Tugan and Weijermars, 2020a). Also included is a detailed analysis of the flow...

Quantifying CretaceousCenozoic exhumation in the Otway Basin, southeastern Australia, using sonic transit time data: Implications for conventional and unconventional hydrocarbon prospectivity

David R. Tassone, Simon P. Holford, Ian R. Duddy, Paul F. Green, Richard R. Hillis

AAPG Bulletin

... transforming the exponential function to (inset of Figure 6A)yields a linear expression where a least squares regression was applied to optimize...

Reservoir Modeling and Composition Simulation of Primary Depletion and Carbon Dioxide Flooding of a Small Pennsylvanian Carbonate Mound Complex, Runway Field, Paradox Basin, Utah, Volume 1-3 (OFR-421)

Wilmer E. Culham, Douglas M. Lorenz

Utah Geological Survey

..." (including datum shifts) from the two travel-time grids, simple polynomial surfaces (orders 1,2,3,4) were fitted by least-squares to the grids. 2...

Seismic Refraction Studies in Gulf of California

Richard P. Phillips

AAPG Special Volumes

... the input data; these "water delay corrected" data were then used to calculate slopes and intercepts of lines using the method of least squares...

Compensational Stacking of Channelized Sedimentary Deposits

Kyle M. Straub, Chris Paola, David Mohrig, Matthew A. Wolinsky, Terra George

Journal of Sedimentary Research (SEPM)

..., in both studies, reported values of σss at small measurement time windows were underestimated by exponential least-squares fits. Lyons (2004) assumed...

Front Matter, Abstracts: West Texas Geological Society: Resource Plays in the Permian Basin: Resource to Reserves

Michael A. Raines

West Texas Geological Society

... traditional discriminant analysis, linear regression, non-linear regression or any type of algorithm which attempts to minimize a least squares equation...