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The AAPG/Datapages Combined Publications Database
Showing 5,951 Results. Searched 200,639 documents.
Lineament study of the Semanggol Formation and adjacent areas from Landsat 8 Image
Ali Imran Azman, Jasmi Ab Talib, Mohamad Shaufi Sokiman
Geological Society of Malaysia (GSM)
... by using ENVI 5.3 software. From visual evaluation, several spectral bands and band combinations were used for lineament tracing which already conducted...
2018
Venezuelan Oil-Field Waters
J. E. Smith
AAPG Bulletin
... as described later. SO4 in small quantities is estimated by a visual method, the turbidity produced by the precipitated barium sulphate from a 100...
1931
What samples must seismic interpreters label for efficient machine learning?
Ryan Benkert, Mohit Prabhushankar, Ghassan AlRegib
International Meeting for Applied Geoscience and Energy (IMAGE)
... and learning: A visual signal processing perspective: IEEE Signal Processing Magazine, 35, 82–98, doi: https://doi.org/10 .1109/MSP.2017.2785979. Araya-Polo, M...
2023
Basin Analysis by Model Simulation: Effects of Geologic Parameters on 1-D and 2-D Fluid Flow Systems with Application to an Oil Field
K. Nakayama , I. Lerche
GCAGS Transactions
..., K., 1986, Estimation of timing and amount of hydrocarbon expelled, AAPG Bull. (in press, 1987). Nakayama, K., 1987, Two-Dimensional Basin Analysis...
1987
Capacitance-Resistive Models with GRG Nonlinear Solving Method for Waterflood Optimization
Dian Dwi Andiani, Dedy Irawan, Doddy Abdassah
Indonesian Petroleum Association
... , and cumulative water injected, . The oil ratio, fractional-flow model can be written as follows: 1 , 1 1 , 1 We developed CRM tool in Microsoft Excel Visual...
2018
Reservoir Geomechanic Heterogeneity Index (RGHI): Concept, Methodology, and Application
Jie Zhou, Subhadip Mandal, Feiyan Chen, Martin Quest, David Hume
Unconventional Resources Technology Conference (URTEC)
... with the visual examination of conventional cores, and show a wide range of RGHI values. Relatively high RGHI is generally driven by high frequency as well...
2018
Geoindicators of Rapid Environmental Change: Report on the International Workshop on Geological Indicators of Rapid Environmental Change: CONFERENCE REPORT
Dr. J. McCall, Dr. D.C. Elliott
CSPG Bulletin
... it was recognised that there were two aspects; quantitative estimation of the resource available and quality monitoring. A number of primary...
1995
Characterizations and Estimates of Ultimate Recoverability for Regional Gas Accumulations in the Greater Green River and Wind River Basins
Ray Boswell, Kelly Rose
AAPG Special Volumes
.... This typical value was determined by visual inspection in many cases (where porosity and resistivity were relatively consistent throughout the section...
2008
A Quick Field or Laboratory Staining Scheme for the Differentiation of the Major Carbonate Minerals
S. St. J. Warne
Journal of Sedimentary Research (SEPM)
... analyses. Stained chips of the same mineral from different localities were pasted on a card so that a visual comparison and appraisal of the results of each...
1962
Petrography and Origin of Peguan Sandstones Exposed at Chauk, Burma
Dev D. Sarin
Journal of Sedimentary Research (SEPM)
... by visual estimation, following the technique suggested by Krumbein (1941). Percentages of detrital grains were obtained from the thin sections...
1963
Form and Function of Sedimentary Particles
N. C. Flemming
Journal of Sedimentary Research (SEPM)
...------------------------ aid estimation of this a visual chart has been made by Powers (1953). Rosfelder (1960, p. 297) suggests that both smallest...
1965
Nearshore Morphology and Sediment Characteristics Along Ward Island, Corpus Christi, Texas
Deidre D. Williams , Nicholas C. Kraus
GCAGS Transactions
... are not included in the estimation of the depth of closure for the project area. A similar profile shape is observed in the nearshore of Poenisch Park...
1998
A Rapid Method for Determining Weight Percentages of Unsieved Heavy Minerals
Ralph E. Hunter
Journal of Sedimentary Research (SEPM)
.... J., 1959, Visual estimates of grain size distribution in some Chester sandstones: Illinois Geol. Survey Circ. 280, 43 p. VAN DER PLAS, LEENDERT, 1962...
1967
Clay Mineral Diagenesis in Atoka (Pennsylvanian) Sandstones, Crawford County, Arkansas
D. M. Triplehorn
Journal of Sedimentary Research (SEPM)
... and Estimation of Relative Abundance of Clay Minerals Simple peak heights of 7A and 10A reflections were used to estimate the relative abundance...
1970
A Holistic Approach for Rapid Unconventional Reservoir Optimization
Wei Zheng, Raj Banerjee, Rodolfo Carvajal, Manas Koley
Unconventional Resources Technology Conference (URTEC)
... involves data discovery and visual analytics around the variety of data generated during field operations, quick estimation of well productivity...
2024
Seismic Facies Study of 3D Seismic Data, Northern Louisiana, Wilcox Formation
Kaare Egedahl, Gary L. Kinsland, Dan Han
GCAGS Transactions
..., by viewing the “amplitude envelope” of the higher frequency bands at the level of the coals we found a good visual correlation with gross coal interval...
2012
A Geology-Based, Non-Seismic Attribute Method to Generate Facies, Lithology, and Petrophysical Parameters in the Chinook and Cascade Fields, Walker Ridge, Gulf of Mexico, USA
Elizabeth Ann Watkins, Julio Tamashiro, Marcelo Cristian Torrez Canaviri, Nicolas Martin, Eldar Guliyev, Renato Leite, Nhom Vince Nguyen, Abayomi Aina, Mauro R. Becker
GCAGS Transactions
... log pay intervals were found to be reasonably consistent with the visual quantification of pay intervals in the core (counting sandstone intervals...
2015
Paleogeographic Reconstructions from Cross-Bedding Studies
William F. Tanner
AAPG Bulletin
...). The interpretation of direction, using such a system, is a matter of visual estimation. It is, therefore, influenced by personal factors, rather than...
1955
On Using The Log-hyperbolic Distribution To Describe The Textural Characteristics Of Eolian Sediments
K.-H. Wyrwoll , G. K. Smyth
Journal of Sedimentary Research (SEPM)
... a variety of sources. For the normal distribution the divergence was minimized by the EM algorithm for maximum likelihood estimation with incomplete...
1985
Enso and Sunspot Cycles in Varved Eocene Oil Shales from Image Analysis
Maurizio Ripepe , Lillian T. Roberts , Alfred G. Fischer
Journal of Sedimentary Research (SEPM)
... some consistent basis for discriminating. Whereas the visual identification of varves introduces the problem of inconsistent judgments, computer...
1991
Subdivision of Lorraine and Richmond Groups of Quebec by Elemental Analyses of Calcareous Strata
R. S. Dean , G. R. Webber
AAPG Bulletin
... of Lorraine-Waynesville section: Zones of anomalous chemical composition can usually be recognized by visual examination of Table IV. COMPARISON...
1961
Gravel and Sand Flotation: A Sediment Dispersal Process Important in Certain Nearshore Marine Environments
Per Moller, Olafur Ingolfsson
Journal of Sedimentary Research (SEPM)
... in Figure 4, split into two size fractions. From visual estimation and measurements of grain a-axes the largest particles are blade- to disc-shaped, whereas...
1994
Seismic Stratigraphy and Global Changes of Sea Level: Part 10. Seismic Recognition of Carbonate Buildups: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
J. N. Bubb , W. G. Hatlelid
AAPG Special Volumes
... on visual interpretation of reflection configuration and on other seismic parameters such as amplitude, frequency, continuity, and interval velocity...
1977
Using Magnetic Resonance Imaging and Petrographic Techniques to Understand the Textural Attributes and Porosity Distribution in Macaronichnus-Burrowed Sandstone
Murray K. Gingras, Bryce MacMillan, Bruce J. Balcom, Tom Saunders, S. George Pemberton
Journal of Sedimentary Research (SEPM)
... of irreducible water in reservoir cores for spatially resolved pore surface relaxation estimation: Magnetic Resonance Imaging, v. 12, p. 355-359. BENCSIK, M...
2002
National Academy of Sciences Report on Energy Resources: REPLY
M. King Hubbert
AAPG Bulletin
... and the annual rate of production are shown. Although the rate of discovery oscillates somewhat widely from year to year, it is clear by visual inspection...
1965