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The AAPG/Datapages Combined Publications Database
Showing 1,682 Results. Searched 200,636 documents.
Central America and the North Caribbean: Resource Implications Inferred from Paleomagnetic Data and Plate Tectonic History
William D. MacDonald
Circum Pacific Council Publications
.... The question arises as to how to match or "fit" these features in a least-squares sense, to develop the paleogeographic reconstruction. Contours...
1995
A√k Method with Dynamic Hydraulic Fracture Conductivity under Closure Stress
Ivan C. Aldana Gallego, I. Yucel Akkutlu
Unconventional Resources Technology Conference (URTEC)
... linear flow regime identified. An ordinary least squares (OLS) regression gives the value of the slope, which will be used in Equation 4 as part...
2023
The Application of Induced Gamma-Ray Spectroscopy in Cased Hole Formation Evaluation in Sumatra, Indonesia
W. D. Morgan, R. C. Hertzog
Indonesian Petroleum Association
...-telementry, see Figure 3. The spectral yields are analyzed by the logging computer. The elemental yield measurements are based on Weighted-Least-Squares...
1983
Geochemistry and Mineralogy of the Permian Red Beds and Related Copper Deposits, Payne, Pawnee, and Noble Counties, Oklahoma
Richard Ralph Heine
Oklahoma City Geological Society
... analysis involves the fitting of mathematical surfaces to data by using the least squares method. Trend surfaces are curved or plane surfaces which...
1979
Regional Evaluation of the Tectonic and Thermal History of the Gippsland Basin
K. A. Hegarty, I. R. Duddy, P. F. Green, A. J. W. Gleadow, I. Fraser, J. K. Weissel
Petroleum Exploration Society of Australia (PESA)
...) = porosity at depth, z 00 initial porosity CK = characteristic depth. 0(z) 0 0 · A least-squares exponential curve was fitted to the downhole porosity...
1985
Clast Size and Bed Thickness Trends in Resedimented Conglomerates: Example From a Devonian Fan-Delta Succession, Southwest Poland
Szczepan J. Porebski
CSPG Special Publications
... at the 0.001 level. The data, when fitted to a straight line by least squares, taking the MCS as the independent variable, reveal some differences...
1984
Origin of Remanent Magnetization in Dolomite from the Monterey Formation
J. Scott Hornafius
Pacific Section SEPM
... solid line is the least-squares linear regression to the open circles. Dashed line indicates the extremes in the jRs/wt. % A 1 2 0 3 ratio. Rincon...
1984
Evaluating Gas Production Performances in Marcellus Using Data Mining Technologies
Qiumei Zhou, Robert Dilmore, Andrew Kleit, John Yilin Wang
Unconventional Resources Technology Conference (URTEC)
... length) through a function. In other words, a line could be drawn on the scatter plot consisting of response and predictors(s). The Least-Squares...
2014
Two- and Three-Dimensional Analysis of Structural Trends in the Santa Barbara Channel, California, USA
Enrique Novoa
Pacific Section of AAPG
.... Szatmari, S. Demercian, D. Coelho and J.A. Rici, 1993a, Least-squares palinspastic restoration of regions of normal faulting-application...
1998
Deformation History and Displacement Transfer Between the Crawford and Meade Thrust Systems, Idaho-Wyoming Overthrust Belt
James P. Evans, John P. Craddock
Utah Geological Association
.... 83, no. 7, pp. 2025–2038. Groshong, R. H. Jr., 1974, Experimental test of least-squares strain calculations using twinned calcite: Geological Society...
1985
Residual gravity modelling of the Mount Mégantic intrusive complex, Québec, Canada
Maurice K. Seguin, Janusz Frydecki
Atlantic Geology
... consists of a statistical correlation (linear model) such as the the least squares method. It yields: FA = kjH + k^ The coefficients k, and k2...
1991
Quantitative Modelling of the Processes of Differential Compaction
M. J. O'Connor, P. E. Gretener
CSPG Bulletin
... a least-squares regression analysis. In both cases examined (T = 1,000 and Ti = 200) more than 98 per cent of the variance could be explained by a first...
1974
Age of high-grade gneisses south of Grand Lake, Newfoundland
K. L. Currie, O. van Breemen, P. A. Hunt, J. T. van Berkel
Atlantic Geology
... 89-1B, pp. 47-54. York, D. 1969. Least squares fitting of a straight line with correlated errors. Earth and Planetrary Science Letters, 5, pp...
1992
The Effect of Deep Burial and Folding on Sandstone Reservoirs in some Giant Gas Fields, South America
Gregory Smith, Maxim Lebedev, Reza Rezee, Stefan Iglauer
Petroleum Exploration Society of Australia (PESA)
... algorithm, for which the T2 distribution is obtained by a non-negative least squares fit. AEGC 2018: Sydney, Australia 2 The mercury injection analyses...
2018
Petrology and Uranium Mobility of a Granite of Early Precambrian Age from the Owl Creek Mountains, Wyoming
I. T. Nkomo, J. S. Stuckless, R. E. Thaden, J. N. Rosholt
Wyoming Geological Association
... district, Georgia: Geol. Soc. America Bull., v. 87, p. 1067-1077. York, Derek, 1969, Least-squares fitting of a straight line with correlated errors...
1978
Kajian geologi dan geofizik untuk penilaian pelbagai geobencana di kawasan perumahan, Puchong, Selangor (IN MALAY) / Geological and geophysical studies for multiple hazards assessments in an occupied residential area, Puchong, Selangor (IN MALAY)
Tajul Anuar Jamaluddin, Mohd Hariri Arifin, Hamzah Hussin, Mohd Amir Asyraf Sulaiman
Geological Society of Malaysia (GSM)
... menganalisis data. Perisian ini menggunakan kaedah least squares inversion untuk menentukan nilai keberintangan dan seterusnya menghasilkan keratan rentas...
2018
Integrasi pemetaan lapangan, tafsiran lineamen dan survei tomografi keberintangan geoelektrik dalam pencirian jasad batuan granit terlindung shotcrete (IN MALAY) Integration of field mapping, lineament interpretation and electrical resistivity tomography survey to characterize granitic rock mass lining by shotcrete
Hamzah Hussin, Mohd Hariri Arifin, Tajul Anuar Jamaluddin, Muhammad Fahmi Abdul Ghani, Nadzari Ismail, Abdul Manan Abdullah
Geological Society of Malaysia (GSM)
... blok. Kaedah least squares inversion digunakan untuk menentukan nilai kerintangan bersesuaian dengan setiap blok dan seterusnya menghasilkan keratan...
2020
Neogene Thermal History of the Northern Green River Basin, Wyoming Evidence from Fission-Track Dating
Nancy D. Naeser
Special Publications of SEPM
... (solid lines) is based on the rate constant for fission-track annealing determined from a least squares fit of the laboratory data by Zimmermann...
1986
An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement
Andy Furniss
Indonesian Petroleum Association
... be minimised. An important feature of global tomography is that errors are simultaneously solved using least squares to minimise the error in traveltime across...
2000
Structural Controls on Syntectonic Diagenesis Within the Haystack Peak Region of the Absaroka Thrust Sheet, Idaho-Wyoming-Utah Thrust Belt
Joyce M. Budai, David V. Wiltschko
Wyoming Geological Association
..., R.H., Jr., 1974, Experimental test of least-squares strain gage calculation using twinned calcite: Geol. Soc. America Bull., v. 85, p. 1855-1864...
1987
Laramide Paleostress Trajectories From Stylolites In The Big Bend Region
Richard J. Erdlac, Jr.
West Texas Geological Society
.... Groshong, Jr., R.H., 1974, Experimental test of least-squares strain gage calculation using twinned calcite: Geological Society of America Bulletin, v...
1994
High-Resolution Biostratigraphy in the Upper Cambrian Ore Hill Member of the Gatesburg Formation, South-Central Pennsylvania
James D. Loch, John F. Taylor
Special Publications of SEPM
... in calculation of are in bold Dashed line is a least squares fitof all data points Species numbers beside the data points refer to the species listed in Table I i...
1995
An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement
Andy Furniss
Petroleum Exploration Society of Australia (PESA)
... undergone horizon-based tomography. simultaneously solved using least squares to minimise the error in traveltime across the whole model. Hyperbolic Update...
1999
Environmental Isotopes as Indicators of the Residence Time of Ground Waters in the Eagle Flat and Red Light Draw Basins of Trans-Pecos, Texas
Bruce K. Darling, Barry J. Hibbs, John M. Sharp, Jr.
West Texas Geological Society
... Global Meteoric Water Line (GMWL). Values are per mille with respect to Standard Mean Ocean Water (SMOW). The equation was derived by least-squares...
1998
Distribution Patterns and Accumulation Rates of Fine-drained Sediments in Upper Tampa Bay, Florida
Gregg R. Brooks , Larry J. Doyle , Roger Johansson , Andy Squires , Hepsi D. Zsoldos , Robert H. Byrne
GCAGS Transactions
... of a high 226Ra activity at approximately 10 cm. A least squares fit yields a sedimentation rate of 0.47 cm/yr. Old Tampa Bay Station 3 (OTB 3) had...
1991