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The AAPG/Datapages Combined Publications Database
Showing 1,680 Results. Searched 200,293 documents.
Abstract: Predicting Free Surface Multiples without the Water: SRME on Land; #90224 (2015)
Keith Wilkinson, Richard Bale, and Ken Gray
Search and Discovery.com
... in this paper 5. Least squares adaptive subtraction of predicted multiple Datapages/Search and Discovery Article #90224 GeoConvention © 2014, FOCUS - Adapt...
2015
Traveltime tomography and efficient physics-informed Bayesian inversion
Tian Qiao, George Turkiyah, Gerard T. Schuster
International Meeting for Applied Geoscience and Energy (IMAGE)
... after a linear moveout correction, and c) velocity profile (dark solid lines) estimated by damped least squares inversion. The width of the gray zone...
2022
Low-rank representation for reflectivity model and its applications in least-squares migration
Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
...Low-rank representation for reflectivity model and its applications in least-squares migration Jidong Yang, Jianping Huang, Hejun Zhu, George...
2024
Leveraging legacy data: An onshore reprocessing case study from eastern Australia
Bahaa Soliman, Catalina L. Ocampo, Oscar Garcia, Andy Walz, Anthony Goodall, Emily Guidry
International Meeting for Applied Geoscience and Energy (IMAGE)
... models for each user-specified interpreted generator to adaptively filter and subtract them from the input seismic using least squares simultaneous...
2022
Combining Seismic Inversion and Geostatistics to Predict Reservoir Properties; #42294 (2018)
Dragos Cristea
Search and Discovery.com
..., the underlying geology which gave that particular seismic Fig.1. The regression line is the least-squares fit between response. porosity and impedance...
2018
Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data
Toktam Zand, Andrzej Gorszczyk, Ali Gholami, Hasan Ghasemzadeh, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
...Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data Toktam Zand, Andrzej Gorszczyk...
2022
Robust joint inversion and segmentation of 4D seismic data
Juan Romero, Matteo Ravasi, Nick Luiken
International Meeting for Applied Geoscience and Energy (IMAGE)
... (Sarkar et al., 2003). Starting from commonly used regularized least-squares (LS) inversion (aka Bayesian inversion with Gaussian priors and noise – Buland...
2022
Decline Curve Analysis in Vaca Muerta with Choke Size Normalization of Gas Rates
Mohamed Bennis, Juan Gellert, Martín Nougués, Pablo Crespo
Unconventional Resources Technology Conference (URTEC)
... pressure, and choke sizes from multiple oil- and gas-producing wells in Vaca Muerta. Assuming A3 equal to 1.9, we applied a least-squares non-linear...
2020
Shaping regularization by fast explicit diffusion
Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
...; Chen and Fomel, 2015), least-squares migration (Xue et al., 2016), etc. A common form of shaping is smoothing, which can be implemented efficiently...
2022
Using Fluid-Induced Microseismics to Image Permeability
Andrew King, Tobias Müller
Unconventional Resources Technology Conference (URTEC)
... consisting of a least-squares fit to the pressure or virtual pressure observations along with any prior information we have. (In the examples shown...
2016
Correlation of Organic Parameters Derived from Elemental Analysis and Programmed Pyrolysis of Kerogen
Laura J. Crossey, E. Sven Hagen, Ronald C. Surdam, Thomas W. Lapoint
Special Publications of SEPM
... include: SI, Sz, HI, elemental H/C and O/C, and PI. Statistical procedures using least squares regression allowed us to determine the form...
1986
Comparative Experimental Investigation of Damage Variables for Sedimentary and Geothermal Rock Specimens Based on 3D-DIC
Fatick Nath, Eleazar Cabezudo, Nora Garcia Romero
Unconventional Resources Technology Conference (URTEC)
... least squares and pointwise least squares for displacement field and strain field measurements. Opt. Lasers Eng. 2009, 47, 865– 874. Song, Y. Sungjun...
2024
Circum-Arctic Petroleum Systems Defined Using Biomarkers, Isotopes, and Chemometrics, #30146 (2011)
Kenneth Peters, Scott L. Ramos, John Zumberge
Search and Discovery.com
... to the giant Prudhoe Bay Field. Alternating least squares of concentration data (ALS-C) for Copyright © AAPG. Serial rights given by author. For all other...
2011
Stratigraphic Controls on Reservoir Strata: A Comparison of Fluvial and Tidal Reservoirs in the Almond Formation, Coal Gulch, Wamsutter, Echo Springs and Table Rock Fields, Washakie Basin, Wyoming
B. W. Horn, T. A. Cross, J. A. Hornbeck, M. Vielma, M. Zavala
Wyoming Geological Association
... of potential reservoir targets. One useful method is a partial least squares regression (PLS) algorithm that examines multiple seismic attributes...
2001
Deep Learning for Quantitative Hydraulic Fracture Profiling from Fiber Optic Measurements
Weichang Li, Han Lu, Yuchen Jin, Frode Hveding
Unconventional Resources Technology Conference (URTEC)
... least squares (OLS) regression and robust version, least absolute deviation (LAD) regression have been applied in (Park et al. 2018) to convert...
2021
Merging Physics and Data-Driven Methods for Field-Wide Bottomhole Pressure Estimation in Unconventional Wells
Diego Molinari, Sathish Sankaran
Unconventional Resources Technology Conference (URTEC)
... models with no physics – namely, ordinary least squares (OLS) regression, lasso regression, and support vector regression. Polynomial features...
2021
High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration
Jidong Yang, Jianping Huang, Tengfei Lin, Zhenchun Li, and Liang Chen
AAPG Bulletin
...High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration...
2024
Abstract: Computer-Generated "Scale Functions" for Conversion of Resistivity to Pseudovelocity Logs, by R. F. Blakely, J. F. Whaley, M. E. Biggs, A. J. Rudman; #90972 (1976).
Search and Discovery.com
1976
Abstract: Contouring Geologic Data from Arbitrary Points, by D. R. McDonald, C. J. R. Braithwaite, A. Jawad Ali; #90972 (1976).
Search and Discovery.com
1976
Abstract: Contouring Geologic Data from Arbitrary Points, by D. R. McDonald, C. J. R. Braithwaite, A. Jawad Ali; #90968 (1977).
Search and Discovery.com
1977
Memory-efficient frequency-domain least-squares RTM using low-rank Greens functions via randomized SVD
Daniel E. Revelo, Reynam C. Pestana, Diego F. Barrera, Rodrigo S. Santos
International Meeting for Applied Geoscience and Energy (IMAGE)
...Memory-efficient frequency-domain least-squares RTM using low-rank Greens functions via randomized SVD Daniel E. Revelo, Reynam C. Pestana, Diego F...
2024
Grain Orientation in Beach Sands: A Possible Means for Predicting Reservoir Trend
R. H. Nanz
Journal of Sedimentary Research (SEPM)
... pattern in a polished or thin section and data are plotted in a circular histogram. A mean direction is computed by a least-squares method, spread...
1955
ABSTRACT: Absolute Elemental Concentrations Estimated from Geochemical Well Logging Using Neutron-Induced Gamma-Ray Spectrometry and a Geological Model, by James A. Grau and Michael M. Herron; #91038 (2010)
Search and Discovery.com
2010
Abstract: Stable-Isotopic Comparison of a Late Eocene Archaeocete Whale, Basilosaurus cetoides, to a Modern Cetacean, Tursiops truncatus
Edwin W. Emmer , Dean A. Dunn
GCAGS Transactions
..., Mississippi, provided oxygen isotopic values for cetacean bone phosphate, carbonate cement, and structural carbonate. The least-squares regression...
1997
ABSTRACT: Cooperative Inversion of Geophysical Data, by Larry Lines, Alton K. Schultz, and Sven Treitel; #91035 (2010)
Search and Discovery.com
2010