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The AAPG/Datapages Combined Publications Database
Showing 1,462 Results. Searched 196,217 documents.
Implementation of the DIPSCAN Method to Estimate Boundary Dips in Complicated Structures by VSP Data
A. A. Tabakov, V.N.Ferentsi, H. Gravini
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... (1984). Authors used a technique of the least squares for minimization of discrepancy between observed and theoretical wave travel time from shot...
2006
Characterization of a Shallow Steamed Oil Reservoir Using Crosswell Seismology
Bjorn N. P. Paulsson, John W. Fairborn
Indonesian Petroleum Association
... method. Conventional methods solve all the equations simulta-neously, usually by least squares. ART differs in this respect; it solves one equation...
1990
Major Geological Surfaces of the Exmouth Plateau from the New Broadband PreSDM Reprocessed 3D Seismic Data with Full Waveform Inversion
Feng Xu Jian, Pooya Hadian, Stephen Doyle, Simon Molyneux, Hongfeng Wu
Australian Petroleum Production & Exploration Association (APPEA) Journal
... data input from 23 legacy surveys and taken through a very high-end processing sequence. The processing included de-ghosting, de-multiple, least-squares...
2022
Integration of Depth Conversion, Seismic Inversoin and Modeling Over The Belida Field, South Natuna Sea Block "B", Indonesia
Patrick Jonklaas
Indonesian Petroleum Association
... Rupnik, 1943. Least Squares Determination Of The Velocity Function V = Vo + kz For Any Set Of Time Depth Data, Geophysics, Volume 8, pages 356-361...
1991
Kaedah keberintangan geoelektrik profil dalam untuk kajian air tanah di lembangan Kuala Langat, Banting Selangor (IN MALAY), Using geoelectrical resistivity profiles to study groundwater in the Kuala Langat Basin, Selangor Banting
Rahman Yaccup, Mohd Shahid Ayub, Abdul Rahim Samsudin, Mohd Tadza Abdul Rahman, Lakam Mejus, Mohd Rifaie Mohd Murtadza
Geological Society of Malaysia (GSM)
.... LOKE, M.H. AND BARKER, R.D. , 1996. Rapid least-squares inversion of apparent resistivity pseudosections by quasi-Newton method. Geophysical...
2003
Discrete Fracture Network Simulation of Production Data from Unconventional Wells
Thomas Doe, Chunmei Shi, Clifford, Knitter, Cristian Enachescu, Stefan Rohs
Unconventional Resources Technology Conference (URTEC)
..., and A. Gringarten, 2004, Deconvolution of well test data as a nonlinear total least-squares problem, SPE Journal, v. 9, p. 375-390...
2014
Integrated Analysis of Borehole and Seismic Data
E. Poggiagliolmi, R. D. Allred
Indonesian Petroleum Association
... reflectivity series. In practice, this operation is performed by Wiener least squares filter estimation, over a time window spanning the reservoir interval...
1993
Deep-Burial Diagenesis of the Hunton (Late Ordovician to Early Devonian) Carbonates in the Anadarko Basin
Gerald M. Friedman, Joseph Cattafe, Barry Borak
Tulsa Geological Society
... 4. Plot of mean vitrinite reflectance (Ro) and depth for maceral samples in the Bertha Rogers well. Linear least squares fit is shown. This plot...
1984
An Integrated Geophysical Analysis of Shallow Faulting in the Wasatch Fault Zone Near Springville, Utah County, Utah
Alvin K. Benson, Nathan Brett Mustoe
Utah Geological Association
... fitting. Polynomials of low order (1-5) were fit to the reduced data using a least-squares approach. The variance for each polynomial was then calculated...
1995
An equation for deriving spatial variations in carbonate production rates from sediment deposition rates and dilution: Application to Santa Maria Island, Azores
Neil C. Mitchell, Rui Quartau, Sandra Moreira, Christoph Beier, Zhongwei Zhao, Sérgio Ávila, Elsa-Marie Portanyi, Aurora Rodrigues
Journal of Sedimentary Research (SEPM)
... in Manchester. The x symbols show the data of Beier et al. (2013) for the sites marked in Figure 4. Straight lines are least-squares regressions...
2022
Quantitative Interpretation: Use of Seismic Inversion Data to Directly Estimate Hydrocarbon Reserves and Resources
James Shadlow, Adam Craig, David Christiansen, Robert Mitchell
Petroleum Exploration Society of Australia (PESA)
... was conducted using Petrel, and corrections were applied in 3D using a least-squares error minimisation approach. Analysis showed that 206 of the 317...
2018
Geophysical Analyses to Map Concealed Faulting in the Wasatch Fault Zone in Northeastern Provo, Utah County, Utah
Alvin K. Benson, Leo T. Brown, Nathan Brett Mustoe
Utah Geological Association
.... Polynomials of low order (1-5) were fit to the reduced data using a least-squares approach. The variance for each polynomial was then calculated and plotted...
1999
Hard and Soft Data Integration in 3-D Reservoir Modeling: A Case History from Pedada Field, Central Sumatra
P. T. Janele, S. D. Jenkins, A. A. Reed
Indonesian Petroleum Association
.... Traditional analysis typically involves the construction of cross plots of porosity and permeability to fit some least squares regression polynomial...
1996
Extension of the Western Transverse Ranges Zone of Cenozoic Block Rotations North of the Santa Ynez Fault, California
Katherine J. Whidden, Steve P. Lund, David J. Bottjer
Pacific Section SEPM
...-determined linear segments of the characteristic remanence, or by least squares line fitting. In some cases, a stable end point was chosen...
1995
Fracture Properties Characterization of Shale Rocks
Ahmad Ghassemi, Spencer Riley, Zhi Ye
Unconventional Resources Technology Conference (URTEC)
... experiments or mathematical regression methods. Here, the least squares method was used to determine these three parameters for Barton’s model, see...
2016
A Valuable Approach in a Quantitative Seawater Intrusion Interpretation from the Geoelectrical Resistivity Data for Groundwater Investigation in Dumai Area, Indonesia
Nur Islami, Mitri Irianti, Azhar Azhar, Muhammad Nasir, Muhammad Nor, Fakhruddin Fakhruddin, Dedi Irawan
Geological Society of Malaysia (GSM)
... and 3-D electrical imaging surveys. Geotomo Softw. Malaysia. 232 p. Loke, M.H. & Barker, R.D., 1996. Rapid least-squares inversion of apparent...
2023
Accuracy of Determination of Relative Gravity by Torsion Balance
Donald C. Barton
AAPG Bulletin
... error which can be calculated by the formula: FOOTNOTE 1. Mansfield Merriman, A Textbook on the Method of Least Squares, 8th ed. (1911), pp. 66-79...
1932
Rational Analysis of Future Rate of Natural Gas Production
Martin A. Elliott , C. G. Von Fredersdorff
AAPG Special Volumes
... DESCRIBED An analysis of the type given here for natural gas is being extended to oil production. In this study a least-squares fit has been used...
1968
Forecasting Production from Bakken and Three Forks Wells Using a Segregated Flow Model
Frank Male, Amin Gherabati, John R. Browning, Michael Marder, Svetlana Ikonnikova
Unconventional Resources Technology Conference (URTEC)
... production are segregated. Performing an ordinary least squares regression from the 13-18 month watercut and each subsequent watercut, we find a very...
2017
Applications and Limitations of Dip Shooting
E. E. Rosaire and Joseph L. Adler
AAPG Bulletin
... of each of the traverses used has been plotted without FOOTNOTE 4. Irwin Roman, "Least Squares in Practical Geophysics," Geophysical Prospecting...
1934
Paleomagnetism of the Sespe Formation (Eocene-Oligocene), Ventura and Santa Barbara Counties, California
Joseph C. Liddicoat
Pacific Section SEPM
.... 12,485-12,502. Kirschvink, J. L., 1980, The least-squares line and plane and the analysis of paleomagnetic data: Geophysical Journal of the Royal Astronomical...
2001
Magnetic Stratigraphy and Tectonic Rotation of the Upper Oligocene Pysht Formation, Clallam County, Washington
Donald R. Prothero, Ashley Streig, Casey Burns
Pacific Section SEPM
... tectonism: Journal of Geophysical Research, v. 105, p. 12,853-12,863. Kirschvink, J.L. 1980. The least-squares line and plane and analysis...
2001
Magnetic Stratigraphy and Tectonic Rotation of the Upper Oligocene-?Lower Miocene (Type Pillarian Stage) Clallam Formation, Clallam County, Washington
Donald R. Prothero, Casey Burns
Pacific Section SEPM
..., Washington: U.S. Geological Survey Geological Quadrangle Map GQ-129. Kirschvink, J.L. 1980. The least-squares line and plane and analysis of paleomagnetic...
2001
Magnetic Stratigraphy of the Lower Miocene (Early Hemingfordian) Sespe-Vaqueros Formations, Orange County, California
Donald R. Prothero, Linda L. Donohoo
Pacific Section SEPM
... Geological Survey Water-Supply Paper 89:1-91. Kirschvink, J. L., 1980, The least-squares line and plane and the analysis of paleomagnetic data...
2001
Magnetic Stratigraphy of the Upper Miocene (Type Wishkahan-Graysian) Montesano Formation, Grays Harbor County, Washington
Donald R. Prothero, Jordan N. Lau
Pacific Section SEPM
... and Biogeography: Geological Society of America Memoir, v. 163. Kirschvink, J. L., 1980, The least-squares line and plane and the analysis of paleomagnetic data...
2001