Click to minimize content

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.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 1,463 Results. Searched 196,121 documents.

< Previous   26   27   28   29   30   Next >

Ascending

The Enigma of Oil and Gas Field Growth

Emil D. Attanasi, David H. Root

AAPG Bulletin

.... The resulting unrestricted least-squares growth functions End_Page 322------------------------------ are presented in Figures 1 and 2. Both the oil...

1994

3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction

Xishuo Wang

Search and Discovery.com

... ) on the CMP grid of (xmrNx, ymrNy), where Nx, & Ny define the input data block size (Nxtnx & Nytny to guarantee an overdetermined least squares system...

Unknown

Abstract: Sub-Basalt Integrated Geophysical Study Islandmagee, Northern Ireland; #90171 (2013)

M. Best, R. Charters, K. Morrison, and C. Nahas

Search and Discovery.com

.... References Loke, M.H., and Barker, R.D., 1996, Rapid least-squares inversion of apparent resistivity pseudosections by a quasi-Newton method: Geophysical...

2013

3D Seismic Data Interpolation by Frequency Domain Local 2D Prediction

Xishuo Wang

Search and Discovery.com

... ) on the CMP grid of (xmrNx, ymrNy), where Nx, & Ny define the input data block size (Nxtnx & Nytny to guarantee an overdetermined least squares system...

Unknown

Abstract: Sub-Basalt Integrated Geophysical Study Islandmagee, Northern Ireland; #90171 (2013)

M. Best, R. Charters, K. Morrison, and C. Nahas

Search and Discovery.com

.... References Loke, M.H., and Barker, R.D., 1996, Rapid least-squares inversion of apparent resistivity pseudosections by a quasi-Newton method: Geophysical...

2013

Abstract: A New Method of Multiple Attenuation: Multiple Identification and Subtraction (II); #90171 (2013)

Wen-Jing Wu

Search and Discovery.com

... be that the Radon transformation method, based on the best fit to input data by least-squares sense, treats signal and noise equally, and MIDAS, based...

2013

Abstract: Array Analysis of Surface Microseismic Data from the Rolla Microseismic Experiment; #90174 (2014)

Katarina Seckarova and David W. Eaton

Search and Discovery.com

... with the smallest least-squares error provided the solution. In addition, error plots provide a measure of the level of uncertainty in these parameters...

2014

Abstract: Towards Using Harmonic NoiseŽ to Image Shallow Thin Reflectors; #90187 (2014)

Christopher B. Harrison, Gary Margrave, Michael Lamoureux, Art Siewert, Andrew Barrett, and Helen Isaac

Search and Discovery.com

... of algorithms that decomposed harmonics from a single vibrator sweep. The Gabor transform and least squares methodology were used by Harrison et al. (2012...

2014

Abstracts: Using Seismic Source Parameters to Characterize Reservoir Deformation; #90173 (2015)

Marc Prince, Adam Baig and Ted Urbancic

Search and Discovery.com

... in Figure 1, expected energy release values are based on a least squares fit of the scatterplot of moment magnitude versus seismic energy. As such, regions...

2015

Abstract: Real Time Microseismic Monitoring in China: A Case Study; #90224 (2015)

Michael D. Kratz

Search and Discovery.com

.... The source mechanism solution for microseismic events is derived by assuming a point source and using a least squares inversion of the observed Pwave...

2015

Microseismic Monitoring of a Multi-Stage Fracture in the Bakken Formation, SE Saskatchewan; #51061 (2015)

Rob Kendall

Search and Discovery.com

... the 12, 3-component array centered on the Bakken. Figure 5. Microseismic events as shown in top view (left) and side view (right). A least squares...

2015

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

Relative Rock Properties … An Alternative to Estimate Reservoir Properties from Seismic Data; #42177 (2018)

Alvaro Chaveste

Search and Discovery.com

... properties are computed as a linear combination of relative rock properties. The parameters of the linear equation are obtained from well-log data by least...

2018

Chapter 14: Gravity, Seismic Reflection, and Tomographic Constraints on the Subduction-to-Strike-Slip Transition at the Southeastern Caribbean Plate Boundary Zone

Tricia G. Alvarez, Paul Mann, Carlos A. Vargas, Lesli J. Wood

AAPG Special Volumes

.... Q11004. Crosson, R. S., 1976, Crustal structure modeling of earthquake data: 1. Simultaneous least squares estimation of hypocenter and velocity...

2021

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

Coal Quality, Coal Rank Variation and its Relation to Reconstructed Overburden, Upper Cretaceous and Tertiary Plains Coals, Alberta, Canada

John R. Nurkowski

AAPG Bulletin

... the equilibrium moisture loss to depth of coal seam burial, using the relationship: log10MEQ = 1.865 - 0.000416 DOB. A least-squares regression analysis...

1984

Pliocene Paleoenvironments in the Meade Basin, Southwest Kansas, U.S.A.

William E. Lukens, David L. Fox, Kathryn E. Snell, Logan A. Wiest, Anthony L. Layzell, Kevin T. Uno, Pratigya J. Polissar, Robert A. Martin, Kena Fox-Dobbs, Pablo Peláez-Campomanes

Journal of Sedimentary Research (SEPM)

... generated by a partial least-squares regression analysis of modern uppermost B horizon soil samples. Although MAP prediction errors are greater...

2019

Chapter 23: Crustal Structure and Geologic History of the Espino Rift, Venezuela, Based on Potential Fields, Seismic Reflection, and Well Data

Lourdes Rodriguez, Paul Mann, Stuart Hall

AAPG Special Volumes

... model used in this study combined the Pavlis et al. (2008) gravity compilation (i.e., EGM2008) developed in a least squares adjustment...

2021

Constraints on the nature and thickness of sedimentary fill and underlying basement rocks in Bowser and Sustut basins, north-central British Columbia from analysis of potential field data

Carmel Lowe, Judith Baker, Carol Evenchick

CSPG Bulletin

... are used to solve Euler's equation by a least squares inversion. The data window is then moved a specified number of elements in the x or y grid...

2006

Applying carbon-isotope stratigraphy using well cuttings for high-resolution chemostratigraphic correlation of the subsurface

J. Garrecht Metzger, David A. Fike, and L. B. Smith

AAPG Bulletin

... core C1. refers to linear least-squares fit. * = one outlier (arrow) omitted from regression calculation.Another interval of possible isotopic...

2014

On the Stabilizing Influence of Silt on Sand Beds

Gerhard Bartzke, Karin R. Bryan, Conrad A. Pilditch, Katrin Huhn

Journal of Sedimentary Research (SEPM)

... in the water column, was modeled by the initial slope ab of the least-squares fit of the hyperbolic tangent model y  =  a tanh(bt) fitted to each 10...

2013

Marine Geology of Sohm Basin, Canadian Atlantic Margin

Cynthia J. Ebinger , Brian E. Tucholke

AAPG Bulletin

..., 1982). Prior to transformation to the spectral domain, we used a least-squares linear regression to remove long-wavelength trends, interpolated data...

1988

Quantitative characterization of shales within tidally influenced fluvial valley fill deposits of the Ferron Sandstone, eastern Utah: Implications for hydrocarbon exploration

Kivanc Biber, Shuhab D. Khan, Janok P. Bhattacharya, Mark D. Barton, and Craig L. Glennie

AAPG Bulletin

... cloud data were merged using surveyed control points combined with a routine that uses least-squares to iteratively fit surfaces generated from...

2017

< Previous   26   27   28   29   30   Next >