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The AAPG/Datapages Combined Publications Database
Showing 1,682 Results. Searched 200,619 documents.
Dynamic Evolution and Overhang Development of Salt Structures in the North Louisiana Salt Basin: Quantitative Models
Kenneth Petersen , Ian Lerche , Allen Lowrie
GCAGS Transactions
... not exist an inverse procedure that is guaranteed to search a multi-dimensional set of parameters and also find the global least squares best fit...
1992
ReGenerating the Gippsland Basin
J. Firth, K. Zhao, S. Birdus, N. Mudge, J. Zhou
Petroleum Exploration Society of Australia (PESA)
... inversion (FWI) and least-squares Q pre-stack depth migration (LSQPSDM), are essential to stabilize AVO inversion and to improve the understanding...
2018
Profiler-Sonobuoy Measurements in Colombia and Venezuela Basins, Caribbean Sea
William J. Ludwig , Robert E. Houtz , John I. Ewing
AAPG Bulletin
... in Figure 3. A plot of sediment-interval velocities versus one-way reflection time in the sediments appears in Figure 4 together with the least-squares...
1975
Compaction Curves
Brewster Baldwin , Crispin O. Butler
AAPG Bulletin
... and Halley (1982) show data with a scatter of some 20% at any given depth. They present a least-squares exponential fit. Their curve (Figure 4, curve S-H...
1985
Geothermal gradient and temperature of hydrogen sulfide-bearing reservoirs, Alabama continental shelf
Seiichi Nagihara, Michael A. Smith
AAPG Bulletin
... line is the linear, least-squares fit to the plot. Depth ranges of the H2S-bearing James and the Norphlet reservoirs are also indicated.For the data...
2005
Thermal Histories and Hydrocarbon Generation: Example from Utah-Wyoming Thrust Belt
Dave Deming , David S. Chapman
AAPG Bulletin
..., in press). Corrected BHTs are shown as a function of depth in Figure 4. Average geothermal gradients, derived from least-squares fits to the corrected BHT...
1989
NW Shelf Digital Atlas A Tool for Regional Exploration
Adam Smith, Huw Edwards, Daryl Gould, Shane Westlake
Indonesian Petroleum Association
... this limitation, a combination of computer and manual interpretation incorporating additional well control was applied in those cases. A least squares...
2007
Correlation and Age of the Upper Jurassic Morrison Formation from Magnetostratigraphic Analysis
M. B. Steiner, S. G. Lucas, E. M. Shoemaker
Rocky Mountain Section (SEPM)
... 1062, p. 90 and 95. Kirschvink, J.L., 1980, The least-squares line and plane and the analysis of paleomagnetic data: Geophys. J., 62, p. 699–718...
1994
A Compensated Spectral Natural Gamma Ray* Logging System
C. Kessler, R. Washa, G. S. Yarbro
Indonesian Petroleum Association
... to be detected, which permits additional measurements of formation lithology in open holes and casing thickness in cased wells. The least squares calculation...
1984
Functional Relationships of Proximate, Ultimate and Petrographic Data with Rock-Eval Pyrolysis Parameters from Coal
J.D. Yeakel
The Society for Organic Petrology (TSOP)
... and as such is more amenable to statistical modelling with other rock-based data. The multivariate least squares regression analyses of the data produced...
1994
MB Field Reservoir Simulation Study
Dodi Hidayat
Indonesian Petroleum Association
... 9. Figure 8. Sidewall Core Analysis Figure 9. Porosity versus Permeability (test) The least-squares regression fit of these data is: where...
1991
Effects of Sea-Level Rise on Deltaic Sedimentation in South-Central Louisiana
John T. Wells
Special Publications of SEPM
... by constructing a non-linear least-squares fit to the data points for each flood year and extracting a value for subaerial land at the mean sea-level...
1987
Preprocessing of Logging Data: Part 4. Wireline Methods
J. G. Patchett
AAPG Special Volumes
... is shifted. Also, core data should not be resampled if least squares correlations are planned for calibrating logs or developing porosity and permeability...
1992
Abstracts: Magnetostratigraphy Dating and Correlation of the Lower Doig and Upper Montney Formations (Lower Triassic), Northeastern British Columbia, Western Canada; #90173 (2015)
Edwin I. Egbobawaye, Vadim A. Kravchinsky, John-Paul Zonneveld, and Murray K. Gingras
Search and Discovery.com
...: linkage to stage boundary definitions. Geological Society, London, Special Publications, 334, 61–102. Kirschvink, J.L., 1980. The least-squares line...
2015
Abstract: Seismic Imaging of Imbricate Structures in Mountainous Area: Case Studies; #90211 (2015)
Nanxun Dai, Oz Yilmaz, Weizhong Wang, and Jie Zhang
Search and Discovery.com
.... Then, we perturb the initial model parameters until the difference between the modeled and the observed (actual) traveltimes is minimum in the least...
2015
A Southern North Sea Multi-Survey preSDM using Hybrid Gridded Tomography, #41592 (2015).
Ian Jones, Emma Evans, Darren Judd, Alan Campbell, Steve Elam
Search and Discovery.com
... and offsets is moved about the data. At each position, the slope along the CDP axis and residual curvature across the offset axis is computed (via least...
2015
Mapping Depth to Basement Using 2D Werner Inversion of High-Resolution AeroMagnetic (HRAM) Data, #41595 (2015).
Hassan H. Hassan, Robert A. Charters, John W. Peirce
Search and Discovery.com
... of igneous intrusions and faults. Werner inversion uses a least-squares approach to solve for the source-body parameters in a series of moving windows along...
2015
Violet Grove CO2 Injection Project: Monitoring with Timelapse VSP Surveys; #80440 (2015)
Marcia Couëslan, Don Lawton, Michael Jones
Search and Discovery.com
... as a starting point when the velocity model was inverted for anisotropy. A least squares vector wavefield separation technique and the anisotropic...
2015
Advances in OBN Technology: Full Azimuth, Long Offset Illumination for Complex Reservoirs, #70290 (2017).
John Smythe
Search and Discovery.com
..., orthorhombic) RTM (TTI, VTI, orthorhombic) Least squares RTM Full waveform inversion • Multi-dimensional interpolation • Azimuthal velocity...
2017
Thermochronologic Evidence for Footwall Deformation During Extensional Core Complex Development, Mineral Mountains, Utah
Drew S. Coleman, J. Douglas Walker, John M. Bartley, K. V. Hodges
Pacific Section of AAPG
... Bulletin, v. 105, p. 935-952. York, D., 1969, Least-squares fitting of a straight line with correlated errors: Earth and Planetary Science Letters, v. 5, p...
2001
Preservation of Autogenic Processes and Allogenic Forcings in Set-Scale Aeolian Architecture I: Numerical Experiments
Travis Swanson, David Mohrig, Gary Kocurek, Benjamin T. Cardenas, Matthew A. Wolinsky
Journal of Sedimentary Research (SEPM)
..., and are found by a nonlinear least-squares fitting of an-exponential-growth-to-saturation model, , where the variables s and represent the time-series...
2019
40Ar/39Ar and U-Pb mineral ages from the Brookville Gneiss: implications for terrane analysis and evolution of Avalonian basement in southern New Brunswick
R. D. Dallmeyer, R. Doig, R. D. Nance, J. B. Murphy
Atlantic Geology
..., D. 1969. Least squares fitting o f a straight line with correlated errors. Earth and Planetary Science Letters, 5, pp. 320-324...
1990
Origin of Transverse Faulting, Rocky Mountain Front Ranges, Canmore, Alberta
Ian W. Moffat,, John H. Spang
CSPG Bulletin
... least-squares cylindrical fold axes. End_Page 155------------------------ that transverse faults and minor reverse faults, as well as one...
1984
Application of a Stochastic Deposition and Erosion Model to Reservoir Heterogeneity and Stratigraphic Data
Jon D. Pelletier, Donald L. Turcotte
Special Publications of SEPM
... Valley I1aly published in Claps and Maselli 1994 The coefficients in the exponential dislribu tions determined by a least squares fil of the logarithm...
1999
Surfactant EOR Improves Oil Recovery in a Depleted Eagle Ford Unconventional Well - A Case Study
I. Z. Ataceri, I. W. R. Saputra, A. R. Bagareddy, M. H. Elkady, D. S. Schechter, G. W. Haddix, V. A. Brock, K. H. Raney, C. W. Strickland, G. R. Morris
Unconventional Resources Technology Conference (URTEC)
... to stimulation. The “most likely” Arps decline curve, fit with least squares to the entirety of the pre-stimulation data (excluding two shut-in events...
2023