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The AAPG/Datapages Combined Publications Database
Showing 1,682 Results. Searched 200,636 documents.
Cementation Exponent and Porosity Correlation - A Useful Petrophysical Tool in the Glorieta-Clearfork Dolomite
Souvick Saha, George B. Asquith
West Texas Geological Society
... Archie Parameters m and n Using Least Squares Summation and dielectric Water Saturations in the PASCAL Computer Program MN: Geobyte, October, p. 24–28...
1992
Multiscale Characterization of Spatial Heterogeneity of Petroleum Source Rocks via Near-Infrared Spectroscopy
Yashar Mehmani, Alan K. Burnham, Michael D. Vanden Berg, Hamdi A. Tchelepi
Unconventional Resources Technology Conference (URTEC)
... for sophisticated mathematical analyses to extract useful information from measured spectra. These include, but are not limited to, partial least...
2017
A practical approach to automate end-to-end multi-stage iterative source separation with prior framework using machine learning
Rajiv Kumar, Yousif Izzeldin Kamil Amin, Riccardo Giro, Sunil Manikani, Nam Pham, Massimiliano Vassallo, Phillip Bilsby, Tao Zhao
International Meeting for Applied Geoscience and Energy (IMAGE)
... to fit the least-squares misfit. The success of the source separation using equation (1) solely relies on the coherency criteria (Moore et al., 2008; Abma...
2024
3D ultra high resolution seismic processing A case study from offshore USA
Bertrand Caselitz, Luca Limonta, Julien Oukili, Jonas Tegnander, Vicky Catterall
International Meeting for Applied Geoscience and Energy (IMAGE)
... for more advanced depth processing technology such as Least Squares Migration and Full Waveform Inversion. Conclusions In conclusion, this work...
2024
Recognition of an Oil-Wet Carbonate Reservoir in the Mississippian Chester B-Zone, Major County, Oklahoma
G. B. Asquith
West Texas Geological Society
... in Exploration Series, No. 5, 47 p. Asquith, G. B. and Souvick Saha, 1991, Determining Archie Parameters m and n using least squares summation...
1996
Characterization of multiphase fluid displacements by the geoelectric method at a laboratory microscale
Adrián Tichno, María Victoria Bongiovanni, Lucas Pavlov, Ana Osella, Matías de la Vega
International Meeting for Applied Geoscience and Energy (IMAGE)
..., e2020EA001575. Hele-Shaw, H.S., 1898, The flow of water: Nature, 58, 34–36. Loke, M. H., and R. D. Barker, 1996, Rapid least-squares inversion of apparent...
2024
Delineation of CBM Reservoir Using Sparse Layer Inversion: Tanjung II CBM Field Case Study
Sunarli Ardi, Hanif Widya Nugraha, Shabrina Paramitha, Dian Larasati, Gathuk Widiyanto, Dinda Larasati Rahmani, Alfian Usman
Indonesian Petroleum Association
... and odd pair. Inversion solution through BPI is using a basisconstrained least squares equation. BPI method itself has a balance between sparseness...
2017
Scalable, efficient, and adaptive simulation of frequency-domain wave propagation
Jacob Badger, Andrey Bakulin, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... of a weighted least squares system: Leading direct sparse solvers can factorize linear systems arising from three-dimensional problems in O(ω6...
2024
Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia
Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto
Indonesian Petroleum Association
... with least-squares reverse time migration: Interpretation, Vol. 5, No. 3. Zhou, H., Gray, S.H., Young, J., Pham, D. and Zhang, Y., 2003, Tomographic...
2018
Hybrid 3D Marine Towed-Streamers and Ocean-Bottom Nodes Survey - Challenges and Solutions for Seismic Data Processing and Imaging
Wai Leng Cheah, Wong Li Ming Joyce, Evonne Hooi Rong Yu, Artem Sazykin, Gavin Menzel-Jones
Indonesian Petroleum Association
...) to build a noise model and then, with the help of the least-squares approach, adaptively match and subtract the model from the Z-component. INTRODUCTION...
2019
Quantitative Determination of Calcite-dolomite-apatite Mixtures by X-ray Diffraction
S. H. Bromberger, John B. Hayes
Journal of Sedimentary Research (SEPM)
... computer using a least-squares program designed by J. Hurt of the Mechanical Engineering Department, University of Iowa. FIG. 2. Curve for determination...
1966
High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia
Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree
Indonesian Petroleum Association
... robust against cycle-skipping than conventional least-squares FWI (Wang et al., 2019). The flow proposed for this case study is shown in Figure 5...
2023
210Pb and 137CS Geochronology of the Lake Fausse Pointe Region of the Lower Atchafalaya Basin
Luke J. Patterson, Zahid Muhammad, Samuel J. Bentley, L. Del Britsch, Douglas L. Dillon
GCAGS Transactions
... be estimated by a least-squares fit End_Page 669------------------------ to: (1) where ? = decay constant for the radionuclide of interest...
2003
Characterizing Multiple Formations for Gas Production and CO2 Sequestration
Adriana Gordon, Bill Goodway, Evan Mutual, Raul Cova, Scott Leaney, Wendell Pardasie, Matt Ng
Unconventional Resources Technology Conference (URTEC)
... and seismic data. The B-T method generates a smooth least squares wavelet making it an efficient and powerful tool for extracting angle-dependent wavelets...
2023
Moment and Graphic Size Parameters in the Sediments of Lake Geneva (Switzerland)
J.-M. Jaquet, J.-P. Vernet
Journal of Sedimentary Research (SEPM)
... between moment mean and graphic mean, with least-squares regression equation. Straight line indicates 1:1 relationship. TABLE 1. Formulas...
1976
Thickness Change Involved in the Peat-to-Coal Transformation for a Bituminous Coal of Cretaceous Age in Central Utah
Thomas A. Ryer, Anna W. Langer
Journal of Sedimentary Research (SEPM)
... of the exposure where the channel rests on the coal. Lines have been fitted to the two sets of data by least squares linear regression. In both instances...
1980
The Behavior of ZN2+ and MN2+ during Carbonate Diagenesis: Theory and Application: DISCUSSION
D. W. Morrow, I. R. Mayers
Journal of Sedimentary Research (SEPM)
... diagenesis with the 0.05 and 0.14 coefficients, respectively. The range of strontium values is for the low-magnesian calcite of Barbados, and the least squares...
1980
The Sequence and Mechanism of Low-Temperature Dolomite Formation: Calcian Dolomites in a Pennsylvanian Echinoderm
David F. Blake, Donald R. Peacor, Bruce H. Wilkinson
Journal of Sedimentary Research (SEPM)
... for the phases by least squares refinement using 11 of the most intense diffraction peaks for each phase. Refined a and c values for the phases were...
1982
Application of Multivariate Statistics in Crude Quality Characterization and Regional Distribution in Orinoco Oil Belt: Section II. Characterization, Maturation, and Degradation
M. Taheri, N. M. de Audemard
AAPG Special Volumes
... coefficients, obtained by the least squares method of best fit, were applied to every pair of 14 crude characteristics (API gravity; kinematic viscosity...
1987
Venture Gas Field, Offshore Nova Scotia: Case Study of Overpressuring in Region of Low Sedimentation Rate
Brett S. Mudford , Melvyn E. Best
AAPG Bulletin
... of one standard deviation of the least-squares value of the gradient. Overpressuring occurs in strata with present temperatures greater than 120°C...
1989
New tools for seismic stratigraphic interpretation: Stratal convergence and instantaneous isochron attribute cubes derived from volumetric flattening of experimental strata
Jesse Lomask, Jason M. Francis, James Rickett, Marc L. Buursink, Thomas P. Gerber, Martin Perlmutter, Chris Paola
AAPG Bulletin
... (Figure 1). Surfaces are then fit to all of the dips in a full-volume least-squares sense, essentially picking all of the horizons in the cube (Figure 2a...
2009
Abstract: Color Correction for Gabor Deconvolution and Nonstationary Phase Rotation; #90171 (2013)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... of nonstationary phase rotation is conducted by least-squares analysis in Gabor windows. AAPG Search and Discovery Article #90171 CSPG/CSEG/CWLS...
2013
3D Refraction Statics Integrated with Surface-Consistent First-Break Picking, Iterative Inversion, and 3D Visualization
Search and Discovery.com
... − t Sj . (3) The system of equations (3) is strongly over-determined for typical 3D recording and can be solved for parameters tS by using the Least...
2013
Abstract: Color Correction for Gabor Deconvolution and Nonstationary Phase Rotation; #90171 (2013)
Peng Cheng and Gary F. Margrave
Search and Discovery.com
... of nonstationary phase rotation is conducted by least-squares analysis in Gabor windows. AAPG Search and Discovery Article #90171 CSPG/CSEG/CWLS...
2013
Abstract: Seismic Wave Attenuation due to Scattering and Leaky Mode Mechanisms in Heterogeneous Reservoirs; #90171 (2013)
Jun-Wei Huang, Gilles Bellefleur, and Bernd Milkereit
Search and Discovery.com
... mode were calculated from a least-squares fitting of amplitude logarithm versus arrival time of the two arrays. The receiver array is located...
2013