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The AAPG/Datapages Combined Publications Database
Showing 1,680 Results. Searched 200,293 documents.
Generating a New Approach for Continuous Reservoir Model Updating: Non-Gaussian Priors & Nonlinear Data Functions in EnKF (Paper P17)
S. Forghany, A. A. Asgari, T. Behrouz
Geological Society of Malaysia (GSM)
... zero becomes more practical specially in a closed-loop reservoir management setting. References Anderson, J. L., 2003. A Local Least Squares Framework...
2012
COMPUTER TECHNOLOGY
Brian Shaw
Journal of Sedimentary Research (SEPM)
... is a difficult problem that has not found a completely satisfactory olution. Two methods, maximum likelihood calculations and non-linear least squares, have...
1981
5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).
Search and Discovery.com
2014
The Earthquake Process in Oklahoma; #80497 (2015)
Robert B. Herrmann, Han Su, Hao Guo
Search and Discovery.com
... phase/group velocity tomography Test with independent data set 12 Joint Inversion Iterative linearized least squares inversion of dispersion...
2015
Optical Methods for Monitoring Treating Chemicals in Oilfield Water Systems
Dale F. Brost, Frank M. Rexach, Gregory A. Winslow
Indonesian Petroleum Association
... (1989). Geladi, P., and Kowalski, B. R., Partial Least-Squares Regressior.: a Tutorial, Analytica Chimica Acta, 185 (1986) 1-17. There is little doubt...
1991
Raman Microscopy Analysis of Wyoming CarbonSAFE Pilot Well Thin Sections for Mineralogy and Organic Matter Characterization
Grant A. Myers, Trevor Brown, Shavinka Fernando, Erin Phillips, Fred McLaughlin
Unconventional Resources Technology Conference (URTEC)
... spectra were analyzed with Direct Classical Least Squares to identify and quantify minerals. The location and concentration of minerals was color-coded...
2021
High-resolution imaging using Gaussian beam point-spread-function deconvolution
Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
..., George McMechan, The University of Texas at Dallas SUMMARY By fitting observed data with predicted seismograms, least-squares migration (LSM) computes...
2023
Paleostress and Slip Recovery from Complex Faults Geometry Using Mechanical Interactions: Application to Fracture Prediction, #40439 (2009)
Frantz Maerten and Laurent Maerten
Search and Discovery.com
.../strain estimation: Algorithm AAPG Denver, 2009 (Classical iterative-Poly3D with mechanical interactions) (Least Squares with mechanical interactions...
2009
Bayesian Variable Pressure Decline-Curve Analysis for Shale Gas Wells
Leopoldo M. Ruiz Maraggi, Mark P. Walsh, Larry W. Lake, Frank R. Male
Unconventional Resources Technology Conference (URTEC)
... transformation is not straightforward. Equation 4 is the least-squares regression of the cumulative production. ( ) = arg min − ; , () , The goal...
2023
Rate of Penetration (ROP) Modeling Using Hybrid Models: Deterministic and Machine Learning
Chiranth Hegde, Cesar Soares, K. E. Gray
Unconventional Resources Technology Conference (URTEC)
... to the final ROP model. The least squares algorithm is used to minimize the 𝑙2 norm. The premise of using linear regression is that ROP predictions from...
2018
Mineral Resource Estimation and Statistical Exploration
F. P. Agterberg
CSPG Special Publications
.... The method then proceeds by smoothing the intercept for any direction a by replacing it by the value of a parabola fitted by least squares to all intercepts...
1980
Q-compensated least-squares reverse time migration by considering velocity and Q perturbations
Jinli Li, Yingming Qu, Chongpeng Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
...Q-compensated least-squares reverse time migration by considering velocity and Q perturbations Jinli Li, Yingming Qu, Chongpeng Huang, Zhenchun Li Q...
2022
Alternate and Emerging Methodologies in Geochemical and Empirical Modeling
James R. Wood, Alan P. Byrnes
Special Publications of SEPM
... to be reanalyzed. Nonparametric and Nonlinear Regression Analysis While linear models are easy to develop, least squares linear multivariate regression...
1994
Abstract: Migration Velocity Analysis of Incomplete Data Using LSPSM CIGs; #90174 (2014)
Abdolnaser Yousefzadeh, John C. Bancroft, and Gary F. Margrave
Search and Discovery.com
... coherencies on common image gather (CIG)s is extended to the least squares prestack migration (LSPSM) CIGs. It is shown that when the data are incompletely...
2014
Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia
Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham
Indonesian Petroleum Association
... seemed to weigh more heavily on the middle traces, this was felt to be more robust and gave a better C(x). This least squares solution for C(x) was carried...
1994
High-fidelity GPR image super-resolution via deep-supervised machine learning
Kai Gao, Carly M. Donahue, Bradley G. Henderson, Ryan T. Modrak
International Meeting for Applied Geoscience and Energy (IMAGE)
... suppresses the RTM imaging artifacts at the two ends, a result that is usually available only by the least-squares imaging method. also develop...
2022
Computer Modeling of Hydrocarbon Migration Pathways and Fluid Flow Histories from Carbon Isotope Anomalies in Gulf Coast Exploration Wells
D. F. Williams , Lerche , Z. Yu
GCAGS Transactions
... enter the modeling linearly so that a least squares approach is appropriate, others enter in a highly non-linear manner so that a more complex...
1991
Seismic Reservoir Characterization and Pre-stack Inversion in Resource Shale Plays, #41467 (2014),
Brian Russell
Search and Discovery.com
... least-squares: RAI 1 RP (1 ) R weight SI matrix R ( ) RD P N Reflectivities Observations...
2014
Abstract: Interpolation of Aliased Seismic Data in the Curvelet Domain; #90172 (2014)
Mostafa Naghizadeh, Mauricio D. Sacchi
Search and Discovery.com
... the inversion of the aliascontaminated scale coefficients. The mask function is incorporated into the inversion via a minimum norm least squares algorithm...
2014
Regression Models for Faulted Structural Surfaces
W. R. James
AAPG Bulletin
... into the regression equations and the least-squares criterion used to estimate parameters simultaneously describing the position of a fault, amount...
1970
Least-squares reverse-time migration with angle gathers through point spread functions
Jianyong Bai, Orhan Yilmaz
International Meeting for Applied Geoscience and Energy (IMAGE)
...Least-squares reverse-time migration with angle gathers through point spread functions Jianyong Bai, Orhan Yilmaz Least-squares reverse-time...
2022
Probabilistic Decision Analysis Using Least Squares Monte Carlo Simulation
Nuzulul Haq
Indonesian Petroleum Association
...Probabilistic Decision Analysis Using Least Squares Monte Carlo Simulation Nuzulul Haq IPA12-BC-105 PROCEEDINGS, INDONESIAN PETROLEUM ASSOCIATION...
2012
Seeing through the shear zone for the first time: The impact of seismic technologies on the clarity of seismic image over Bahrah field
Ali Mohamed, Adel El-Emam, Nacim Brika, Halis Bayri, Amr Issa, Kashif Adeel
International Meeting for Applied Geoscience and Energy (IMAGE)
... simultaneously and adaptively matched to the input seismic data using least-squares filters and subtracted using a dip discrimination and horizons-based...
2022
Least-squares migration utilizing high-resolution point spread functions generated from local angle domain illumination vectors
Matan Shustak, Orly Kletenik-Edelman, Ronit Levy, Zvi Koren
International Meeting for Applied Geoscience and Energy (IMAGE)
...Least-squares migration utilizing high-resolution point spread functions generated from local angle domain illumination vectors Matan Shustak, Orly...
2024