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The AAPG/Datapages Combined Publications Database
Showing 1,682 Results. Searched 200,619 documents.
Penggunaan kaedah pengimejan keberintangan geoelektik dan isotop sekitaran dalam kajian air resapan di empangan Durian Tunggal, Melaka (IN MALAY), The use of geoelectrical imaging and stable isotope analysis in a study on the source of emerging water seepage from the Durian Tunggal dam
Rahman B. Yaccup, Wan Zakaria B. Wan Muhamad Tahir, Mohd Khalid B. Nasir
Geological Society of Malaysia (GSM)
.... LOKE,M.H. & BARKER, R.D., 1996 . Rapid least-squares inversion of apparent resistivity pseudo sections by quasi-Newton method. Geophysical Prospecting...
2002
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
Reconstruction of the Subsurface Reflected Wavefield on a Dense Grid from Multisensor Streamer Data
M. Vassallo, K. Eggenberger, D.J. van Manen, P. Watterson, A. Raskopin, A. Özbek
Indonesian Petroleum Association
... in output (in a least-squares sense). Generalized matching pursuit (GMP) (Özbek et al., 2010) is a technique able to jointly reconstruct and 3D deghost...
2013
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
Drilled Sidewall Cores Aid in Interpretation of the Tertiary Wasatch Formation, Natural Buttes Field, Utah
Michael E. Shade, Diana K.T. Hansen
Utah Geological Association
... is a measure of how accurate the input parameters are. This is accomplished utilizing weighted-least-squares error-minimization techniques. An ULTRA...
1992
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
Analysis of Time-Lapse Seismic and Production Data for Systematic Reservoir Model Classification and Assessment
Rafael Souza, David Lumley, Jeffrey Shragge, Alessandra Davolio, Denis Schiozer
Petroleum Exploration Society of Australia (PESA)
..., and improves objective function convergence in a history matching (HM) procedure when compared to a conventional least-squares optimisation approach...
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
Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology
Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia
Indonesian Petroleum Association
... the direction of the fast velocity (Vfast), which is perpendicular to the direction of the slow velocity (Vslow). Using a least-squares inversion approach...
2014
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
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
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
3D anisotropic wavefield simulation with an advanced time-space domain temporal high-order SGFD solution
Xinquan Wang, Long Wu, Yunshan Lei, Panpan Lv, Huibing Zhao, Xiaoling Guo
International Meeting for Applied Geoscience and Energy (IMAGE)
...://doi.org/10.1190/1 .1500393. Chen, H., H. Zhou, Q. Zhang, M. Xia, and Q. Li, 2016, A k-space operator-based least-squares staggered-grid finite-difference...
2024
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
Paleomagnetism of the Monterey (Miocene) and Fernando (Pliocene-Pleistocene) Formations, Balcom Canyon, Ventura Basin, California
Joseph C. Liddicoat
Pacific Section SEPM
.... Sarna-Wojcicki improved the 347 Kirschvink, J. L., 1980. The least-squares line and plane and the analysis of palaeomagneticdata: Geophysical...
2001