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The AAPG/Datapages Combined Publications Database
Showing 10,140 Results. Searched 200,357 documents.
Visualizing Anisotropy in Seismic Facies Using Stratigraphically Constrained, Multi-Directional Texture Attribute Analysis; #120163 (2014)
Christoph Georg Eichkitz, Paul de Groot, Friso Brouwer
Search and Discovery.com
... of the neighbouring pixel. The original GLCM calculation was developed for 2D images. The matrix is filled by comparing each amplitude in the input area...
2014
Abstract: Spectral-Velocity Prediction of Geological Section Types and Reservoir Properties (SVP-Technology), by Mikhail Afanasyev; #90163 (2013)
Search and Discovery.com
2013
Is it Possible to Simplify the Formulation of Hydrate Decomposition in Porous Media? by Mehran Pooladi-Darvish and Shahab Gerami; #90035 (2004)
Search and Discovery.com
2004
Suspended Sediment Increase Due to Hurricane Gerda in Continental Shelf Waters Off Cape Lookout, North Carolina
Kelvin S. Rodolfo, Barbara A. Buss, Orrin H. Pilkey
Journal of Sedimentary Research (SEPM)
... dissipated rapidly. Detailed wave data which would have enabled calculation of near bottom orbital velocities that might be compared with suspended sediment...
1971
Detailed Oriented Seismic Processing Leads to More Accurate Elastic Attribute Results in the Delaware Basin
Marianne Rauch-Davies, Steve Smith, Alyona Bashkirtseva Hall
Unconventional Resources Technology Conference (URTEC)
..., which is some empirical relationship between elastic properties to be used in solving the inverse problem, Kemperl, M., et al, 2014. Assumption...
2017
Finite-difference wavefield propagation using superstepping
T. Nemeth, K. Nihei, A. Loddoch, A. Sekar, K. Bube, J. Washbourne, L. Decker, S Kaplan, Ch. Wu, A. Shabelansky, O. Cristea, Z. Yin
International Meeting for Applied Geoscience and Energy (IMAGE)
.... These precomputed Green’s functions become impulse response filters at these locations. Then we apply these filters with the actual wavefields to advance...
2024
The Gravity Method: Part 7. Geophysical Methods
T. R. LaFehr
AAPG Special Volumes
... model or in the anomaly separation. In the inverse calculation, reasonable limits are placed on the rock densities, depth, or dimensions of the proposed...
1992
Solving seismic inverse problems by an unsupervised hybrid machine-learning approach
Mrinal K. Sen, Arnab Dhara
International Meeting for Applied Geoscience and Energy (IMAGE)
...Solving seismic inverse problems by an unsupervised hybrid machine-learning approach Mrinal K. Sen, Arnab Dhara Solving Seismic Inverse Problems...
2022
The Use of Seawater as a Source for Waterflooding Offshore Fields
D. D. Caudle
Indonesian Petroleum Association
... uses a backwashable cartridge filter instead of the combination of anthracite filters and diatomaceous earth polishing filters used on the older plant...
1984
Near-surface modeling by surface wave tomography inversion in oil and gas exploration
Wen Peng, Le Li, Zhonglin Cao, Guangying Wang, Pengfei Duan, Heng Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... is established as ϕ � = min � − �� 2 (5) The optimal near-surface S-wave velocity model can be obtained using the LSQR algorithm. （2） Inverse problem...
2024
Resolution Improvement Study and Application of 3D Surface Seismic Data using Borehole Seismic Data; #40961 (2012)
Qingfeng Kong
Search and Discovery.com
... • Q calculation by zero-offset VSP • Modified inverse-Q filter • Wavelet deconvolution from zero-offset VSPLOG Stack profile Inverse-Q filter Q Zero...
2012
Size distribution and dynamics of oil and gas field discoveries in petroleum basins
Alexey E. Kontorovich, Viktor I. Dyomin, Valery R. Livshits
AAPG Bulletin
.... Then the interval [q0,qf] would be the calculation area for (q,R). Let us write, according to probability theory, Therefore the number of pools Nq1,q2...
2001
Well Log Prediction Using Machine Learning
Sundeep Sharma
Oklahoma City Geological Society
... on experimental data for a certain area or basin. Figure 4. a) DT calculation using inverse Gardner relationship b) DT prediction using Ridge Regression...
2021
Seismic Imaging through Outcropping Carbonates: An Example from the Canadian Rocky Mountains, , #41533 (2015).
Yong Hua, Don C. Lawton
Search and Discovery.com
... inversion based upon the inverted GLI model was executed to obtain a detailed near-surface velocity model for the longwavelength statics calculation...
2015
Experiment in the Use of Grouped Shots Using the Common Depth Point Method
M. D. Malykhin, Ye. I. Murashko, V. I. Rikhter, A. F. Sokolov
Petroleum Geology: A Digest of Russian Literature
... filters, etc. One of the main areas for improving quality of primary data is in the grouping of the shots. The wave picture depends in considerable degree...
1979
Synthetic Seismograms: Part 7. Geophysical Methods
Kari Rekoske, David Hicks
AAPG Special Volumes
... from which it was generated. CALCULATING A SYNTHETIC SEISMOGRAM The calculation of a synthetic seismogram generally follows these steps: 1. The sonic...
1992
Abstract: Contour Mapping Using a Microcomputer--Techniques for Improving Throughput
Mark A. Herkommer
GCAGS Transactions
... to be used for the estimation, and the actual calculation. Using such simple collection and estimation techniques as nearest-neighbor searches...
1984
Contour Mapping Using A Microcomputer--Techniques for Improvement: ABSTRACT
Mark A. Herkommer
AAPG Bulletin
... one co trol point per grid cell. Gridding is accomplished in 2 steps at every node: gathering the control points for estimating, and actual calculation...
1984
ABSTRACT: Probing Fault Zone Heterogeneity on the Nojima Fault: Constraints from Zircon Fission-Track Analysis of Borehole and Trench Samples; #90061 (2006)
Takahiro Tagami, Masaki Murakami, and Kenji Nagahara
Search and Discovery.com
... annealing zone (ZPAZ) was estimated by the inverse modeling of FT data using the Monte Trax program; i.e., ~4 Ma within ~3 m (in the hanging wall only) from...
2006
Fracture Analysis at St
Search and Discovery.com
N/A
DDR: The Technology of Simultaneous Wave Field Analysis and Velocity Model Reconstruction
A. Reshetnikov, A. Tabakov, A. Mukhin, V. Eliseev
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... events in original data (Stepchenkov et al., 2005); • the calculation of model wave from every bound is worked out for each visible event taking...
2006
The Ireland-Newfoundland and Ireland-Southern Greenland Conjugate Margins: An Inverse Deformable Plate Kinematic Model Provides New Insights Into Hyper-extended Basin Development and Prospectivity
Search and Discovery.com
N/A
Permeability Anisotropy in Mudstones - An Experimental Study; #40649 (2010)
Nazmul Haque Mondol, Jens Jahren, Toralv Berre, Lars Grande, and Knut Bjørlykke
Search and Discovery.com
... with filters, sensors and tubings for lateral and vertical drainage is also shown. Permeability Anisotropy in Mudstones An Experimental Study Nazmul...
2010
First arrival enhancement by statics preserving filtering using surface-consistent constraints
Alejandro Quiaro, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... and Gulunay (2013) proposed an iterative joint inversion of statics and projection filters for statics preserving random noise attenuation, and Stanton et al...
2023
Examining Hydrated Minerals Using Optically Stimulated X-Ray Diffraction, an Inexpensive Modification of Traditional Diffractometers: RESEARCH METHODS PAPERS
Javier Garcia-Guinea , Rafael Abella , Sergio Sanchez-Moral , Raul Benito , Daniel Martin-Ramos
Journal of Sedimentary Research (SEPM)
... device that acts as a switch. To switch alternating current requires two devices connected in inverse parallel. Each device is turned on at the appropriate...
2000