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 1,450 Results. Searched 195,448 documents.
Abstract: Designing Wavefield Extrapolators using a Weighted Least-Squares with a Transition Band Approach; #90211 (2015)
Saleh Al-Saleh, John Bancroft, Gary Margrave
Search and Discovery.com
... practical stable operators. This paper shows another extrapolation method that uses weighted least squares with a transi tion band to design a wav...
2015
Abstract: Enhancing the FOCI Algorithm by Using a Weighted Least-Squares Approach; #90211 (2015)
Saleh Al-Saleh and Gary Margrave
Search and Discovery.com
...Abstract: Enhancing the FOCI Algorithm by Using a Weighted Least-Squares Approach; #90211 (2015) Saleh Al-Saleh and Gary Margrave Datapages/Search...
2015
Abstract: Spectral Analysis in Stratigraphic Interpretation, by Yihua Cai; #90200 (2014)
Search and Discovery.com
2014
Abstract: Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #90310 (2017)
Francesco Perrone, Graham Roberts, Lorenzo Casasanta, Andrew Ratcliffe
Search and Discovery.com
...Abstract: Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #90310 (2017) Francesco Perrone, Graham Roberts, Lorenzo...
2017
Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #42183 (2018)
Francesco Perrone, Graham Roberts, Lorenzo Casasanta, Andrew Ratcliffe, Arash Jafargandomi, Karen Purcell
Search and Discovery.com
...Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #42183 (2018) Francesco Perrone, Graham Roberts, Lorenzo Casasanta...
2018
Some Geological Applications of Trend-Surface Analysis: ABSTRACT
W. A. Read
AAPG Bulletin
... by power-series polynomials, fitted by the least-squares method to areal geological data. The technique allows the regional component, represented...
1967
Abstract: Least-Squares Measurement of Shear-Wave Splitting; #90211 (2015)
Richard Bale, Jianchao Li, Bruce Mattocks, and Shuki Ronen
Search and Discovery.com
...Abstract: Least-Squares Measurement of Shear-Wave Splitting; #90211 (2015) Richard Bale, Jianchao Li, Bruce Mattocks, and Shuki Ronen Datapages...
2015
Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014)
Ricardo C. Rebollo, Mauricio D. Sacchi
Search and Discovery.com
...Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014) Ricardo C. Rebollo, Mauricio D. Sacchi AAPG Search and Discovery Article #90172...
2014
Abstract: The George and Stiles Method of Determining Porosity Cutoffs: A Computer Program, by K. C. Powers; #91017 (1992).
Search and Discovery.com
1992
Algorithm Comparison with Cross Sections: Appendix A
David E. Hamilton, Thomas A. Jones
AAPG Special Volumes
... for illustrative purposes. Least-Squares Algorithm This method of calculating a nodal value consists of fitting a simple surface through the nearby...
1992
Abstract: Greedy Least-Squares and its Application in Radon Transforms; #90171 (2013)
Juefu Wang and Mark Ng
Search and Discovery.com
... objective function. With these ideas in mind, we propose a greedy least-squares method for high-resolution Radon transform as below in pseudo code: 1...
2013
Spectral Recomposition in Stratigraphic Interpretation, #41376 (2014)
Yihua Cai, Sergey Fome, Hongliu Zeng
Search and Discovery.com
... discontinuities. We propose separable nonlinear least-squares estimation in spectral recomposition. Employing the Gauss-Newton method, separable...
2014
Abstract: Using Fuzzy Logic to Predict Petrophysical Parameters and Improve the Accuracy of Least Squares Regression Analysis; #90211 (2015)
Joaquin Aristimuno, Milagrosa Aldana, and Anna Atencio
Search and Discovery.com
...Abstract: Using Fuzzy Logic to Predict Petrophysical Parameters and Improve the Accuracy of Least Squares Regression Analysis; #90211 (2015) Joaquin...
2015
Abstract: Least Squares Pre-Stack Time Migration for Imaging and Reconstruction of Converted Waves; #90224 (2015)
Aaron Stanton
Search and Discovery.com
... in the imaging step via preconditioned least squares migration. We show that the method can be used to either regularize the data, or to migrate the data...
2015
Abstract: Parallel Implementation of Pre-stack Least-squares Migration for Distributed Systems; #90171 (2013)
Sam T. Kaplan
Search and Discovery.com
... for evaluating the forward, adjoint and least-squares inverse (using the conjugate gradient method). All run-times are given in minutes. Discussion We...
2013
Abstracts: Implicit Preconditioning for Least-squares Nonstationary Phase Shift; #90173 (2015)
Marcus R. Wilson and Robert J. Ferguson
Search and Discovery.com
... on the phase shift method of Gazdag (1978). Acquired seismic data is extrapolated recursively through the near surface by weighted-damped least squares...
2015
High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration
Jianping Huang, Jidong Yang, 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...
2023
New Method in X-Ray Quantitative Mineralogical Determination of Sedimentary Rocks: ABSTRACT
J. H. Fang, Levy Zevin
AAPG Bulletin
... be obtained easily through a least-squares analysis, Xms = Ks/I^primems, where I^prime = Ims/µs. The µs can be measured readily from the Compton...
1984
-- no title --
user
Search and Discovery.com
..., BC, Canada [email protected] Abstract/Excerpt A non-linear singularity-preserving solution to the least-squares seismic imaging problem...
Unknown
-- no title --
user
Search and Discovery.com
..., BC, Canada [email protected] Abstract/Excerpt A non-linear singularity-preserving solution to the least-squares seismic imaging problem...
Unknown
Abstract: A Joint LSPSM/Inversion Algorithm for High Resolution Time Lapse Imaging; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
... as ( ) ‖[ ][ ] [ ]‖ ‖[ ][ ]‖ (8) This is similar to the RJID formulation of Ayeni and Biondi (2010). We used the least squares conjugate gradients method (LSCG...
2014
Abstract: Antialiasing 5D Interpolation; #90187 (2014)
Stephen K. Chiu
Search and Discovery.com
... to constrain the least-squares inversion in MWNI, frequency by frequency, to overcome the aliasing artifacts. This new interpolation scheme expands...
2014
Broadband Least-Squares Wave-Equation Migration
Shaoping Lu, Andrew Long, Alejandro Valenciano, Nizar Chemingui
Petroleum Exploration Society of Australia (PESA)
... relates to the operator L, has less effect to the resulting image m. Here we introduce an implicit method to solve the least-squares problem. The LSM...
2018
Geology and Geophysics of South-Central Zavala and Adjoining Parts of Dimmit Counties, Texas: ABSTRACT
James A. Noel
AAPG Bulletin
... County to the south. The Elaine field is included in the study area. Gravity and magnetic residuals were calculated using the least-squares method...
1984
Recent Advances and Experiences in Subsalt Seismic Imaging
Search and Discovery.com
N/A