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The AAPG/Datapages Combined Publications Database
Showing 365 Results. Searched 200,693 documents.
A Tool for Asset Teams
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... provides the ability to 'scale up' images without the 'blocky visual effect', im age sharpening, interpolati on scaling, brightness and saturation...
1999
Carbonate Petrography--Update on New Techniques and Applications: RESEARCH METHOD PAPER
Jeffrey J. Dravis
Journal of Sedimentary Research (SEPM)
... for this is that macroporosity spiked by the epifluorescent dye can be so bright under blue-light fluorescence that this brightness overwhelms any microporosity present. 4...
1991
Abstract: Analysis of Landsat ETM+ Image Enhancement for Lithological Classification Improvement in Eagle Plain Area, Northern Yukon; #90224 (2015)
Shihua Zhao, Bernard Guest, and Larry S. Lane
Search and Discovery.com
... radiometric correction could optimally account for and display the optimum brightness range and contrast for all object types. Thus, it is necessary to adjust...
2015
Structural and Stratigraphic Factors Influencing Hydrocarbon Accumulations in the Bakken Petroleum System in the Elm Coulee Field, Williston Basin, Montana; #20214 (2013)
H. Eidsnes and S. Sonnenberg
Search and Discovery.com
... amplitude map and no trends were identified between the amplitude brightness and production. The surface attribute maps created seem to be indicating...
2013
Remote Well Site Biostratigraphy and Advances in Automated Fossil Analysis; #41930 (2016)
Gunilla Gard, Iain Prince, Jason A. Crux, J. M. Shin, Bernard Lee
Search and Discovery.com
.... Flip (horizontal) Flip (vertical) Flip (horizontal&vertical) Rotation (90) Rotation (180) Rotation (270) Sharpening (+1) Sharpening (+2) Brightness...
2016
Characterization of an Unconventional Resource, Uteland Butte Member, Lower Green River Formation, Uinta Basin, Utah; #11365 (2022)
Lucas J. Fidler, Joshua T. Sigler, Matthew A. Jones
Search and Discovery.com
... & Brightness Increased 40% Modified from Vanden Berg, 2014 XCL PH Modified from Rueda Chaparro 2019 PAGE 7 Comparison to Carbonate-Rich Play XCL...
2022
Horseshoe Canyon and Belly River coal measures, south central Alberta: Part 1 — Total original gas-in-place
R.M. Bustin, A.M.M. Bustin
CSPG Bulletin
... and solution gas at the reservoir pressure and temperature. The average effective porosity of most coals ranges from about 4 to 8%, with the duller...
2011
Pore structure and fractal characteristics of Ordovician Majiagou carbonate reservoirs in Ordos Basin, China
Jin Lai, Song Wang, Guiwen Wang, Yujiang Shi, Taiping Zhao, Xiaojiao Pang, Xuechun Fan, Ziqiang Qin, and Xuqiang Fan
AAPG Bulletin
... dependent on the fluid properties, and it varies with temperature. The fluid diffusion effect can be neglected when using short echo spacing (Vincent et al...
2019
Characterization of porosity and pore-size distribution using multiple analytical tools: Implications for carbonate reservoir characterization in geologic storage of CO2
Cristian R. Medina, Maria Mastalerz, and John A. Rupp
Environmental Geosciences (DEG)
... in the liquid phase, usually brine (Suekane et al., 2008), and the capacity of an aquifer to store CO2 in solution depends on salinity, temperature...
2017
Low-Porosity Haloes at Stylolites in the Feldspathic Upper Jurassic Ula Sandstone, Norwegian North Sea: An Integrated Petrographic and Chemical Mass-Balance Approach
Nicholas B. Harris
Journal of Sedimentary Research (SEPM)
..., Walderhaug, O., and Murphy, W.M., 1998, Porosity prediction in quartzose sandstones as a function of time, temperature, depth, stylolite frequency...
2006
Distinguishing Depositional Setting For Sandy Deposits In Coastal Landscapes Using Grain Shape
Jordan Blair Reglin Eamer,, Dan Hirsh Shugar,,† Ian James Walker,,‡ Olav B. Lian, Christina M. Neudorf
Journal of Sedimentary Research (SEPM)
... representing the luminance (brightness) component and UV representing the two chrominance (color) components) provided ideal thresholding for quartz grains...
2017
Petrographic Observations of Iron, Copper, and Zinc Sulfides in Freshwater Canal Sediment
D.J. Large , N.J. Fortey , A.E. Milodowski , A.G. Christy , J. Dodd
Journal of Sedimentary Research (SEPM)
.... Once in the chamber of the SEM the temperature of the sample is raised to -80°C to sublime the porewater glass and reveal the textural detail...
2001
Contribution to Reservoir Behaviour Appraisal by Television*
L. Gay, J. Groult, Maurice Mainguy
Southeast Asia Petroleum Exploration Society (SEAPEX)
... equipment is therefore necessary. Two Control Panels fully transistorized for optical and brightness adjustment. Two Televisor Screens (625 lines...
1975
Direct Evidence of Hydrocarbon Accumulations from Seismic Data
E. G. Selby
Indonesian Petroleum Association
... For the data shown in this example flatness and brightness criteria can both be used to support the interpretation of reservoir conditions...
1975
The Use of SAR Imagery for Hydrocarbon Exploration in Sarawak
Chiu Shao-Kang, Mohd Khair Abd Kadir
Geological Society of Malaysia (GSM)
... is the key to detecting subtle geological features in areas of low relief. 4. Tone Tone is the degree of brightness or darkness observed on an image...
1990
ABSTRACT: Petrographic and Palynilogic Characteristics Across the Cretaceous-Tertiary Boundary in the Sugarite Coal Bed, New Mexico
Brenda S. Pierce and R. Farley Fleming
The Society for Organic Petrology (TSOP)
... brightness, hardness, fracture, and mineral occurrence. EVken subunits were identified on the basis of differences in these characteristics. Samples...
1993
Space Shuttle Radar Images of Indonesia
Floyd F. Sabins, John P. Ford
Indonesian Petroleum Association
...) are characterized by low relief and numerous meandering streams. Brightness differences are caused by differences in vegetation cover. Figure 2A along the southeast...
1985
ABSTRACT: Recent Advances in the Evaluation of Atlantic Kerogen Continuing the Legacy of Pieter Van Gijzel
Michael A. Smith and Karl W. Schwab
The Society for Organic Petrology (TSOP)
... of the light parameters of hue, intensrty or brightness, and saturation (Schwab et al., 1994) have been used successfully on Atlantic kerogen slides...
1995
Sedimentary Processes and the Distribution of Tsunami Deposits On a Narrow Coastal Lowland Backed By a Cliff in Flume Experiments
Naofumi Yamaguchi, Tomohiro Sekiguchi
Journal of Sedimentary Research (SEPM)
... in the video analysis (Figs. 2B, 5D–F). Note that Figures 5D–F show that brightness in the flow increased immediately after the hydraulic jump occurred. Figures...
2018
Geological Description and Flow Characterization of a North Sea Chalk Containing Stylolites and a Gouge-Filled Fracture
D. P. Tobola, H. E. Farrell, B. A. Baldwin
Tulsa Geological Society
... in that the areas containing hydrocarbon have greater intensity or brightness, while the areas containing the water phase lack intensity and appear dark...
1996
Landsat 5 Thematic Mapper Image of the Marathon Mountains
R. L. Borger
West Texas Geological Society
... to the brightness levels and has it been rotated 10.25° counterclockwise so that the image is properly oriented north-south. There are very few cases where...
1990
A Simple Turbidimeter
John S. Bradley
Journal of Sedimentary Research (SEPM)
... is connected to a variable voltage transformer so that the brightness will vary with the voltage. A glass container, containing the turbid water sample...
1956
ABSTRACT: Petrographic Methods for the Comparison of Modern Peats and a Miocene-Age Lignite, Kalimantan, Indonesia
T.A. Moore
The Society for Organic Petrology (TSOP)
... to differentiate between peat and coal types. Additional megascopic descriptors include degree of humification for peat and brightness (luster) and color...
1990
3 Enhancing SEM Grayscale Images through Pseudocolor Conversion: Examples from Eagle Ford, Haynesville, and Marcellus Shales
Wayne K. Camp, Barry Wawak
AAPG Special Volumes
... brightness and contrast to produce a suitable image. The grayscale values representing a given signal intensity value are therefore not unique but may vary...
2013
Suggestions to Speakers of A.A.P.G.: GEOLOGICAL NOTES
Karl A. Mygdal
AAPG Bulletin
... slide retains the same brightness of contrast without glare. Color can be extremely helpful on slides. One of the best techniques is to use water colors...
1951