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 1,682 Results. Searched 200,625 documents.
Tensile radiation from slip in a medium with rough fractures
Scott Leaney, Chris Chapman
International Meeting for Applied Geoscience and Energy (IMAGE)
...) included a compliance coupling term in 2D modelling of single well imaging data and inverted using least-squares migration. While non-zero coupling...
2022
Elastic FWI for large impedance contrasts
Zedong Wu, Zhiyuan Wei, Zhigang Zhang, Jiawei Mei, Rongxin Huang, Ping Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., including transmission waves, primary reflections, and their multiples, we propose FWI Imaging to realize full-wavefield imaging through least-squares...
2022
Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation
Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... by fitting the measured scattered data (the data residuals) in a least-squares sense. Then they are used to approximate the missing scattered wavefield...
2023
An adaptive filter-based approach for the Marchenko multiples elimination scheme
Rodrigo S. Santos, Marcelo S. Souza, Daniel E. Revelo, Victor Koehne, Reynam C. Pestana, Diego F. Barrera, Laila D. L. Vergne, Jonathas Maciel
International Meeting for Applied Geoscience and Energy (IMAGE)
... be balanced to satisfy the requisites of the MME. Santos et al. (2021) proposed to formulate the MME technique as a least-squares problem (LSMME...
2023
Evaluation of Factor Effects on Material Balance Calculations Using Statistical Design Methods
J. C. Hsie, H. M. Munir, W. E. Gerbacia
Indonesian Petroleum Association
... technique" and least squares method for best fit of the data points. Havlena and Odeh4 first modified the basic equation in the form Y = N + C X...
1993
The Age of the North Mokka Anticline, Axel Heiberg Island, Canadian Arctic Archipelago: an Application of the Paleomagnetic Fold-Test
K.C. Jackson, H.C. Halls
CSPG Bulletin
... and Its Mineral Deposits. Geological Association of Canada, Special Paper 20, p. 457-486. Kirschvink, J.L. 1980. The least-squares line and plane...
1985
Determining Maximum Horizontal Stress with Microseismic Focal Mechanisms - Case Studies in the Marcellus, Eagle Ford, Wolfcamp
Alireza Agharazi
Unconventional Resources Technology Conference (URTEC)
... recorded event. In this technique, a best-fit solution is sought by minimizing a residual function, usually a least-squares function, for all wave...
2016
Problematical Petrophysical Characteristics of the Smackover at Bayou Middle Fork Field, Claiborne Parish, Louisiana
James R. Turner
GCAGS Transactions
... of points and to compensate for the averaging effect of down-hole porosity tools over their window of resolution. A least squares line through the data shows...
1983
Magnetic Stratigraphy of the Upper Miocene (Wishkahan) Empire Formation, Coos County, Oregon
Donald R. Prothero, Jordan N. Lau, John M. Armentrout
Pacific Section SEPM
...-single-domain grains. After overprinting had been removed, a stable direction was determined using the least squares method of Kirschvink (1980...
2001
Magnetic Stratigraphy and Land Mammal Biochronology of the Nonmarine Facies of the Pliocene San Diego Formation, San Diego County, California
Hugh M. Wagner, Bradford O. Riney, Thomas A. Deméré, Donald R. Prothero
Pacific Section SEPM
... for each sample were determined using the least squares method of Kirschvink (1980) and averaged using Fisher (1953) statistics. Results are shown...
2001
Magnetic Stratigraphy of the Upper Middle Eocene (Ulatisian-Narizian) Humptulips Formation, Grays Harbor County, Washington
Donald R. Prothero, John M. Armentrout, Paul Pearson
Pacific Section SEPM
... was summarized using the least squares method of Kirschvink (1980). All three vectors from 100 DECLINATION SITES m 180 feet 270 0 90 180 INCLINATION...
2001
Upper Crustal Structure Derived from Seismic Refraction Experiments: Grand Banks of Eastern Canada
I. Reid, C.E. Keen
CSPG Bulletin
... equations which can be solved for all ai and the refractor velocity, Vr. Because there are more equations than unknowns, the least-squares method is used...
1988
Beyond chi-squared: Additional measures of the closeness of a model to data1
Alan G. Jones
Petroleum Exploration Society of Australia (PESA)
...al correlation in least squares regression .1, Biometrika, 37(3-4), 409-428. Durbin, J., and G. S. Watson (1951), Testing for serial correlation in lea...
2019
Capturing elusive subsalt 4D signals in Atlantis field with 4D elastic FWI imaging
Obi Egbue, Li Jiang, Chi Chen, Sabrina Strauss, Zedong Wu, Zhiyuan Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
...., 2023). FWI Imaging iteratively inverts for the reflectivity together with velocity from low to high frequencies through least-squares fitting...
2024
Acoustic target-level full-waveform inversion: Applied to ocean-bottom seismic data
Carlos A. N. da Costa, João M. de Araújo, D.J. Verschuur, Aydin Shoja
International Meeting for Applied Geoscience and Energy (IMAGE)
..., 1091–1102, doi: https://doi.org/10.1190/1.1581081. Shoja, A., J. van der Neut, and K. Wapenaar, 2023, Target-oriented least-squares reverse-time...
2024
Seismic first arrival tomography for top salt velocity update: A case study in the Santos Basin, Brazil
Paulo H. B. Alves, Marco Cetale, Roger M. Moreira, Sérgio L. E. F. da Silva, Jorge Lopez
International Meeting for Applied Geoscience and Energy (IMAGE)
...te with the problem’s scale, leading to storage constraints when employing classical least squares solutions. To effectively solve the parameter estimation (Eq. ...
2024
A comparison of Marchenko multiples elimination schemes based on the beyond Neumann solution
Rodrigo S. Santos, Daniel E. Revelo, Reynam C. Pestana, Victor Koehne, Marcelo S. Souza, Diego F. Barrera, Laila D. L. Vergne
International Meeting for Applied Geoscience and Energy (IMAGE)
...) proposed to formulate the MME technique as a least-squares problem (LSMME), but despite its capacity to avoid the stability issue related to the Neumann...
2024
Marine Sediments North of Scripps Submarine Canyon, La Jolla, California
C. Stanley Wimberley
Journal of Sedimentary Research (SEPM)
.... The decrease in diameter from the surf zone outward (except for Class C) is correlative with the increase in depth according to the least squares equation...
1955
Pore Facies of Smackover Carbonate Reservoirs in Southwest Alabama
David C. Kopaska-Merkel , Steven D. Mann
GCAGS Transactions
...-in permeability plot in which the slope of the least-squares regression line is low (Fig. 8). Pore throat shapes are variable, but sheetlike throats are most...
1991
Improvements to Formation Evaluation, Almond Formation, Green River Basin, Wyoming
William P. Iverson, Thomas L. Dunn, Ronald C. Surdam
Wyoming Geological Association
.... Least-squares lines are fit through each dataset, excluding the siltstone data points at less than 5% porosity. Note that the slope of these lines...
1995
Structure and Evolution of North Choctaw Ridge Field, Alabama, a Salt-Related Footwall Uplift Along the Peripheral Fault System, Gulf Coast Basin
Jiafu Qi , Jack C. Pashin , Richard H. Groshong, Jr.
GCAGS Transactions
.... End_Page 352------------------------ Group (KJcv, Fig. 5) fall on a straight line having a least-squares best-fit of h = -(1/3.096)S -13.51...
1998
Record of Event Sedimentation in Mississippi Sound
Samuel J. Bentley, Yoko Furukawa, W. Chad Vaughan
GCAGS Transactions
... and bottom of a core and a is the attenuation coefficient for the porosity profile, derived from a least-squares fit to core data. Results Physical...
2000
Natroalunite in Upper Cretaceous Sedimentary Rocks, North-Central Texas
Clarence S. Ross , Harlan R. Bergquist , Watson H. Monroe , Joseph J. Fahey , Malcolm Ross
Journal of Sedimentary Research (SEPM)
.... 1595-1607. EVANS, H. T., JR., APPLEMAN, D. E., AND HANDWERKER, D. F., 1963, The least squares refinement of crystal End_Page 1164...
1968
Production Optimization of CO2 Huff-n-Puff Process in Unconventional Oil Reservoirs with Effects of Gas Relative Permeability Hysteresis, Geomechanics, and Capillary Pressure
Sardar Asadov, Caner Karacer, Mustafa Onur
Unconventional Resources Technology Conference (URTEC)
... and the iterative least-squares support regression (LSSVR) proxy method are employed and compared. The optimization (or design) variables could be any...
2024
Chapter 13: The Giant Mero Oil Field: Geological and Petrophysical Settings of One of the Largest Pre-Salt Fields of the Santos Basin, Southern Brazil
E. Petersohn, R. Morelatto, C. M. A. Batista, J. C. S. Vital
AAPG Special Volumes
... temperature of 92°C (Schlumberger, 2009). This information was corroborated by a linear least squares regression on log–log domain of true resistivity...
2021