Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 2,758 Results. Searched 195,689 documents.
Effect of Mica on Particle-Size Analyses Using the Laser Diffraction Technique: RESEARCH METHODS PAPERS
Shaun Hayton , Campbell S. Nelson , Brian D. Ricketts , Steve Cooke , Maurice W. Wedd
Journal of Sedimentary Research (SEPM)
..., the weighted average percentage change was determined for each of the mica-bearing sand records as follows (see worked example in Table 2 and Fig. 2...
2001
Inversion of magnetotellurics data with enhanced structural fidelity
Federico Golfré Andreasi, Simone Re, Federico Ceci, Luca Masnaghetti
Petroleum Exploration Society of Australia (PESA)
... fidelity is defined in least-square sense as the similarity between the current resistivity model and the “guiding model” which expresses...
2019
ABSTRACT: The Geology of the Tal Vez Field Webb County, Texas
Dale H. Rowden
GCAGS Transactions
... were in accord that a fault existed between the two key wells, that stratigraphic accumulations were definitely indicated, and that at least three...
1952
Stochastic Monte-Carlo simulations of overpressure probability distribution in the Halten Terrace area, by Ane Lothe and Are Tømmerås, #40232 (2007).
Search and Discovery.com
2007
Land, Marine and Transition Zone Seismic Operations in PPL 123, Papua New Guinea
Alan G. Fenwick, Robert J. Paul
Papua New Guinea (PNG) Petroleum Convention Proceedings
...° and greater than 150° introduce unacceptable error into the least squares trilateration solution. By necessity, numerous base stations needed...
1993
Simple X-Ray Diffraction Techniques to Identify Mg Calcite, Dolomite, and Magnesite in Tropical Coralline Algae and Assess Peak Asymmetry
Merinda C. Nash, Bradley N. Opdyke, Zhongwei Wu, Huifang Xu, Janice M. Trafford
Journal of Sedimentary Research (SEPM)
... modeling of XRD patterns combined with a least-squares fitting procedure, such as Rietveld refinement (Hunter 1998). This method has been used (e.g., Nash...
2013
Construction and Application of a Stratigraphic Inverse Model
Timothy A. Cross, Margaret A. Lessenger
Special Publications of SEPM
... of the inverse model is to minimize 2 and least squares In a perfect world the inverse model would determine the values of the parameters ab a2...
1999
Statistical Time-Series Analysis and Sedimentological Tuning of Bedding Rhythms in a Triassic Basinal Succession (Southern Alps, Italy)
Florian Maurer, Linda Hinnov, Wolfgang Schlager
Special Publications of SEPM
.... 522-533. LOMB, N.R., 1976, Least squares frequency analysis of unequally spaced data: Astrophysics and Space Science, v. 39, p. 447-462. MAURER, F...
2004
I would rather be vaguely right than precisely wrong: A new approach to decision making in the petroleum exploration and production industry
Reidar B. Bratvold, Steve H. Begg
AAPG Bulletin
... p.Longstaff, F. A., and E. S. Schwartz, 2001, Valuing American options by simulation: A simple least-squares approach: Review of Financial Studies, v. 14...
2008
Interpreting Permeability from Mercury Injection Capillary Pressure Data; #41660 (2015)
Alton A. Brown
Search and Discovery.com
...(-0.16φ) (porosity in percent) The model is fit to the lower part of the data cloud rather than a least-squares fit (Figure 18). Regression fit...
2015
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...
2014
Fourier Grain-Shape Analysis of Coastal and Inner Continental-Shelf Sand Samples: Oceanside Littoral Cell, Southern Orange and San Diego Counties, Southern California
Robert H. Osborne, Chia-Chen Yeh
Special Publications of SEPM
... with periods equal to fundamental harmonics is fit to the observed data by a least squares tech Fourier method n is the har and 0n is the Rn is the harmonic...
1991
Precise age and petrology of Silurian-Devonian plutons in the Benjamin River - Charlo area, northern New Brunswick
Jean-Luc Pilote, Sandra M. Barr, Reginald A. Wilson, Sean McClenaghan, Sandra Kamo, Vicki J. McNicoll, Mary Lou Bevier
Atlantic Geology
...://dx.doi.org/10.1016/0012-821X(79)90133-X York, D. 1969. Least squares fitting of a straight line with correlated errors. Earth and Planetary Science Letters, 5...
2012
Using Analytic Hierarchy Process for Supplier Selection
Ulysses Endropoetro
Indonesian Petroleum Association
... supplier performance and, subsequently, to assist in the sourcing decision are : 1) the Categorical and 2) the Weighted Point evaluation plans (Thompson...
1995
Advances in Solids Control System Design for Expensive Muds
Jan B. Muchtar, Gregory J. Edelbrock
Indonesian Petroleum Association
... remove solids the quickest and with the least shear of any equipment in the solids removal system. Secondly, shakers give a relatively sharp cut...
1985
A Nomogram for Obtaining Per Cent Composition by Weight from Mineral-Grain Counts
Robert Berman
Journal of Sedimentary Research (SEPM)
... sieve fraction (to determine what portion of the sample it represents). Accounting for each variable results in a properly weighted factor for each...
1953
Abstract: Rock Property Data Volumes from Well Logs; #90063 (2007)
Search and Discovery.com
2007
Abstract: Advances in Noninvasive Fetal Imaging, by Wesley Lee and Anil Shetty; #90206 (2014)
Search and Discovery.com
2014
Abstract: A Comparison of 5D Reconstruction Methods; #90187 (2014)
A. Stanton, N. Kreimer, D. Bonar, M. Naghizadeh, and M. D. Sacchi
Search and Discovery.com
... reconstruction methods– Projection Onto Convex Sets (POCS), Tensor Completion (TCOM), and Minimum Weighted Norm Interpolation (MWNI). A method...
2014
Estimating the Required Resource Volumes and Sources to Meet Strategic Targets; #41967 (2016)
Peter D. Carragher
Search and Discovery.com
... Recovery. In the column on the left are two other required ratios. The first ratio is an estimate of how much of the pre-drill chance weighted EUR...
2016
Abstract: Prospect Risk Assessment: Past, Present, and Future
Peter D. Carragher
Houston Geological Society Bulletin
... is evaluated in a competitive bid round. The focus is on the level of technical risk, the range of possible resource sizes, and the risk-weighted economics...
1995
Abstract: Geologic Interpretation of Color Displays of Complex Seismic Trace, by R. E. Sheriff, M. T. Taner, D. Frye, F. Koehler; #90968 (1977).
Search and Discovery.com
1977
ABSTRACT: Preliminary evaluation of the rhenium-osmium geochronology of Phosphoria Oils, Big Horn Basin, Wyoming
Paul G. Lillis, David Selby
The Society for Organic Petrology (TSOP)
... scatter about the isochron (mean square of weighted deviates, MSWD = 1627). For isotopic data to yield a linear array, all samples must have formed...
2010
Abstract: Application of Seismic Refraction for Subsurface Soil Dynamic Investigation at Bukit Changgang, Banting, Selangor
Abdul Rahim Samsudin, Khairul Anuar Mohd Nayan, Umar Hamzah
Geological Society of Malaysia (GSM)
... seismic refraction with geophone spacing of 1 metre. The seismic source was a weighted timber plank spike to the ground and hammered from opposite...
1996
Abstract: Hidrologi isotop kawasan Olak Lempit: kemungkinan berlaku kebocoran akuifer (?) (IN MALAY), Isotope hydrology Olak Lempit: the possibility of leakage of the aquifer (?)
Md. Shahid bin Ayub
Geological Society of Malaysia (GSM)
... Air Meteor kawasan kajian adalah mengikut rumus oD = 8.o 180 + 10.33. Sementara itu nilai 'weighted mean' oD dan o 180 untuk air hujan kawasan ini...
2002