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The AAPG/Datapages Combined Publications Database
Showing 768 Results. Searched 195,452 documents.
Onlap and Strike-Overlap: DISCUSSION
H. R. Lovely
AAPG Bulletin
.... This writer is not certain on the following point, but there is at least a possibility that the present backward state of stratigraphic knowledge is partly...
1948
Fracture Development and Mechanical Stratigraphy of Austin Chalk, Texas: REPLY
Kevin P. Corbett , Melvin Friedman , John Spang
AAPG Bulletin
... through variable selection techniques (forward elimination, backward elimination, maximum R2 improvement, and stepwise regression), of which Nolen...
1989
Abstract: On Choosing Differential Operators; #90171 (2013)
John C. Bancroft
Search and Discovery.com
...! ( x ) = h2 h3 f '' ( x ) − f ''' ( x ) + ... 2! 3! , and assuming again that the second and higher derivatives are zero we get the backward...
2013
Abstract: On Choosing Differential Operators; #90171 (2013)
John C. Bancroft
Search and Discovery.com
...! ( x ) = h2 h3 f '' ( x ) − f ''' ( x ) + ... 2! 3! , and assuming again that the second and higher derivatives are zero we get the backward...
2013
Abstract: Making FX Interpolation More Robust by Spectrum-guided Reconstruction; #90171 (2013)
Mostafa Naghizadeh and Mauricio Sacchi
Search and Discovery.com
... frequencies can be estimated using forward and backward MSAR routine (Naghizadeh and Sacchi, 2007): M (1 d ( x n , f ) = ∑ Pk (αf )d ( x n −αk , f ), n...
2013
Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)
Jianhua Pan
Search and Discovery.com
... assumes source and receiver wavefields only travel in one direction, i.e. forward for the source wavefield and backward for the receiver wavefield...
2014
Abstract: Applicability of TTI RTM to Structured Land Datasets; #90172 (2014)
Charles Ursenbach, Yan Yan
Search and Discovery.com
... depth migration by backward time propagation: SEG Expanded Abstracts, 2, 382. Zhang, Y. and Sun, J., 2009, Practical issues of reverse time migration...
2014
Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)
Amsalu Y. Anagaw, Mauricio D. Sacchi
Search and Discovery.com
... and background velocity, the forward problem is efficiently solved for multiple sources using the forward and backward substitutions. The same...
2015
Hydrides and Anhydrides, by C. Warren Hunt
Search and Discovery.com
N/A
Matzen Field Redevelopment, Pitfalls and Ways to Improve, #20287 (2014).
Rudolf Finsterwalder
Search and Discovery.com
... to keep them updated. Project QC methods: Development of agreed QC methods (forward/backward) for delivered static models; project together with services...
2014
Marketing Your Prospect at Prospect Expos: A How-to Guide for Presenting Prospects to Potential Partners, #110193 (2015).
Robert E. Pledger
Search and Discovery.com
... to Another • Repeat Slides to Avoid Scrolling Backward During Your Presentation • Number Your Slides • Bring and Attach a Mouse as a Backup Pointer...
2015
A Viscoplastic Stress Relaxation Model for Predicting Variations of the Least Principal Stress With Depth in Unconventional Reservoirs; #41999 (2017)
Shaochuan Xu, Mark D. Zoback
Search and Discovery.com
...); Predicted least principal stress with DFIT measurements (right panel). principal stress to backward calculate the total strain ε0, which is about 2×10-3...
2017
Application of Neural Networks and Machine Learning in Tiltmeter Analysis in Hydraulic Fracturing Diagnostics; #42384 (2019)
Ben Bagherian
Search and Discovery.com
... Propagation Back-propagation training algorithm: Network activation Forward Step Error propagation Backward Step Backprop adjusts the weights of the NN...
2019
Hydrides and Anhydrides, by C. Warren Hunt; #90043 (2005)
Search and Discovery.com
2005
A Unified Leak-off and Flow-back Model for Fractured Reservoirs
Dylan Copeland
Unconventional Resources Technology Conference (URTEC)
...tion 2 (e.g., backward Euler), as the boundary condition for the compressible region is given by . Thus, the initial pressure discontinuity is n...
2014
Complex Imbricate Systems in the Southern Caribbean Basin, Offshore Northern Colombia: Advanced Structural and Stratigraphic Analysis, and Implications for Regional Oil Exploration
F. Corredor, J. H. Shaw, T. Villamil
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... of both break-forward and break-backward imbricate shear faultbend fold systems with the correspondent patterns of growth sedimentation derived using...
2003
A New 1-D Computational Fluid Dynamics Formation Evaluation Model (CFDFEM) During Treatment Injection and Flowback for Perforated Well Completions by Pressure Transient Testing
Srinath Madasu, Avi Lin
Unconventional Resources Technology Conference (URTEC)
...) is used for numerical discretization, with the convection term approximated by the firstorder upwind and first-order backward Euler time integration...
2015
AAPG Studies in Geology No.53 - Part 1: Structural Interpretation Methods
John H. Shaw, Christopher D. Connors, and John Suppe
AAPG Special Volumes
... in fold and thrust belts worldwide. Imbricate structures can form by break-forward propagation of thrust sheets, by break-backward thrusting...
2005
Structural and sedimentary evolution of the southern Songliao Basin, northeast China, and implications for hydrocarbon prospectivity
Hong-Hong Wei, Jun-Lai Liu, Qing-Ren Meng
AAPG Bulletin
... of the synrift subsidence. Lacustrine deposition can be enhanced by the backward (or toward the footwall) stepping of active bounding faults. Depocenters...
2010
Oil Seeps on the Seafloor of Perdido, Mexico; #30493 (2017)
Manlio Mano, Carlos Beisl, Cintia Soares
Search and Discovery.com
... the results of the inverse modeling of six non-cluster seeps detected on the sea surface, whose backward trajectories, simulated by inverse modeling, converged...
2017
West Sentinel Oil Field, Washita County, Oklahoma: Sedimentology of the "Granite Wash" and Structural Geology
Norman Ray Gelphman
Oklahoma City Geological Society
.... A backward yielding high angle reverse fault complimentary with the post-Chesterian high angle reverse fault, cuts the "B" horizon and the top...
1961
Applications of Artificial Intelligence in Log Analysis: Chapter 7
John H. Doveton
AAPG Special Volumes
... to a conclusion. When run in this direction, the procedure is one of forward chaining. Alternatively, inference may proceed in the reverse direction as backward...
1994
Empirical Determination of Physical Controls on Megafaunal Footprint Formation Through Neoichnological Experiments with Elephants
Brian F. Platt, Stephen T. Hasiotis, Daniel R. Hirmas
PALAIOS
...) and weight. We performed multiple regression analysis with a backward elimination technique to obtain the following relationship: Vn ~0:812hv 2 {26...
2012
Geology of Venezuela and Its Oil Fields
E. Mencher , H. J. Fichter , H. H. Renz , W. E. Wallis , H. H. Renz , J. M. Patterson , R. H. Robie
AAPG Bulletin
... through the ages. It is the function of the geologist as a scientist to reconstruct the history of a region by tracing backward step-by-step the changes...
1953