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The AAPG/Datapages Combined Publications Database
Showing 551 Results. Searched 200,357 documents.
Pore Systems of the B-chalk Zone in the Niobrara Formation, Denver-Julesburg Basin, Colorado
Julian Michaels, David A. Budd
Unconventional Resources Technology Conference (URTEC)
... to pixel sizes of ~35 to 5 nm (minimum object resolution was generally 2 pixels). Image analysis was done using Avizo Fire™. Images were cropped, color...
2014
Spatial statistical analysis and geomodelling of banana holes using point patterns and generative adversarial networks
Rayan Kanfar, Charles Breithaupt, Tapan Mukerji
International Meeting for Applied Geoscience and Energy (IMAGE)
.... To generate the training data, patches of the binary cave maps of size 512 × 512 pixels are extracted where each pixel covers an area of 1 m2. The size...
2023
Simulation of Polymer Flow in Fracture Networks Using Lattice Boltzmann Method
Rijal Ziya Ulhag, M. Aufaristama, Irwan Ary D
Indonesian Petroleum Association
... for power-law viscosity models, such as Equation (19) (Boyd et al., 2006). Validation was done on a parallel plate media with 200 × 100 pixels...
2014
Enhancing seismic data quality: A machine learning approach to denoising and signal damage reduction
Mark Roberts, Olga Brusova, Leandro Gabioli, Alejandro Valenciano
International Meeting for Applied Geoscience and Energy (IMAGE)
... to recover masked input pixels. An improvement in the noise2void implementation came from Laine et al. Figure 1: Location of data used during model...
2024
Photogeological and Image-analysis Techniques for Collection of Large-Scale Outcrop Data: RESEARCH METHOD PAPER
Malcolm J. Arnot , Timothy R. Good , Jonathan J. M. Lewis
Journal of Sedimentary Research (SEPM)
... it was free, it is a Macintosh-based program, and it is capable of dealing with large images (up to 4096 4096 pixels). The latest version...
1997
Fracture permeability created by perturbed stress fields around active faults in a fractured basement reservoir
Tetsuya Tamagawa, David D. Pollard
AAPG Bulletin
... on their appearances on the electrical resistivity images (Agatsuma et al., 1996; Tezuka et al., 2002):Megafracture: wide aperture (10 pixels) with clear resistivity...
2008
Resolution and Accuracy of Short-Offset Processed 3D Seismic Data for Seabed Mapping in Deep Water in Makassar Straits, Indonesia; #41036 (2012)
Nikolay Nenov, Francesco Paone, Andrea Marceglia, and Ed Ferris
Search and Discovery.com
... feature would need to be at least a couple of 12.5 m x 12.5 m pixels or larger in order to be resolved. Therefore small pockmarks, boulders, etc...
2012
Sub-Micron Digital Image Analysis (BIBSEM-DIA), Pore Geometries, and Electrical Resistivity in Carbonate Rocks; #41200 (2013)
Jan H. Norbisrath, Ben Laurich, Janos Urai, Guillaume Desbois, Gregor P. Eberli, Klaas Verwer, and Ralf J. Weger
Search and Discovery.com
... length of only 20 microns, yet it contains about 1 million pixels. This should give us an idea of the size and resolution of the image mosaic...
2013
The Acquisition and Assembly of Large Scale, High Resolution Photorealistic Models of Geological Outcrops; #41520 (2015)
Lionel S. White, Jr., Jarvis R. Cline, Mohammed S. Alfarhan, Miao Wang, Carlos L.V. Aiken
Search and Discovery.com
... by the width of the sensor in pixels, the size of the sensor pixel, and the distance to the outcrop. For this example, at 25 m the maximum height...
2015
Spatial Distribution of Large-Scale Carbonate Buildups in a Closed Lake System, Lago Strobel, Santa Cruz, Argentina; #51140 (2015)
Cody R. Miller, Paul M. (Mitch) Harris, James M. Ellis
Search and Discovery.com
... and map well exposed (coalesced buildups) to marginally exposed (separate buildups) carbonate deposits. ASTER thermal IR data has large 90 m pixels...
2015
Cliff Mapping of Surface Outcrops in the Powder River Basin Using Unmanned Aerial System; #42129 (2017)
Emily G. Sundell
Search and Discovery.com
... a 35 mm lens with 12.4 effective pixels. It has an ISO range of 100-1600, a shutter speed of 1/8000 s and has maximum image size of 4000x3000. Images...
2017
Where Are the Hydrocarbons? Siliclastic versus Carbonate Micropores in the Middle Member of the Bakken Formation, #51499 (2018).
T. Kosanke, S. Egenhoff, J. Greene, X. Liu, B. Porter, N. Fishman
Search and Discovery.com
... Recycling 1997-HyMap (SWIR) 1970-Multispectral Imaging First earth observation satellite, Landsat, using multispectral sensors (60-90m pixels...
2018
Thermal Effect Evaluation of Basic Sill on Rhythmite of Taciba Formation (Permian), South of Brazil, Using RGB Measurements on Non-Opaque Phytoclasts, #51547 (2019).
Mateus Souza da Silva, Lucas Del Mouro, Lucas Debatin Vieira, Breno Leitao Waiche,
Search and Discovery.com
... the mode of RGB intensities in all pixels on the selected NOP. The result was converted to a greyscale value and then applied in the PDI formula...
2019
Provenance Analysis of Lower Cretaceous Sindong Group Sandstones in the Gyeongsang Basin, Korea, Using Integrated Petrography, Quartz Sem-Cathodoluminescence, and Zircon Zr/Hf Analysis
Yong Il Lee, Joohhyeon Yi,, Taejin Choi
Journal of Sedimentary Research (SEPM)
... suggests that Jurassic granites were widely exposed in the source terranes. In addition, the episodic increase in volume of plutonic quartz content...
2015
Nearshore Influences of Upwelling, Waves, and Currents On A Tropical Carbonate Ramp: Holocene, Northwestern Yucatán Shelf, Mexico
Jennifer G. Lowery, Eugene C. Rankey
Journal of Sedimentary Research (SEPM)
... capped at depth to retain any fines. At each sample location, a hand-held GPS marked the location (positional error estimated at less than two pixels...
2017
Lacustrine cyclicity in the early Eocene Green River Formation, Uinta Basin, Utah: Evidence from X-ray fluorescence core scanning
Andrew P. Walters, Stephen R. Meyers, Alan R. Carroll, Tina R. Hill, Michael D. Vanden Berg
Journal of Sedimentary Research (SEPM)
... River Formation, Western USA: Syntheses in Limnogeology, Volume 1: Dordrecht, Springer, p. 1– 12. Surdam, R.C., and Stanley, K.O., 1980, Effects...
2020
Fourier Grain-Shape Analysis of Coastal and Inner Continental-Shelf Sand Samples: Oceanside Littoral Cell, Southern Orange and San Diego Counties, Southern California
Robert H. Osborne, Chia-Chen Yeh
Special Publications of SEPM
... as an interior or sink depending upon whether it is eroding or accreting terms terms exterior Such interior as well as outside of the control volume...
1991
Marchenko focusing using convolutional neural networks
Mert S. R. Kiraz, Roel Snieder
International Meeting for Applied Geoscience and Energy (IMAGE)
... to the region of pixels (receptive fields) in the input image as opposed to every single pixel. Each neuron in the CNN architecture does not receive...
2022
Feature Detection for Digital Images Using Machine Learning Algorithms and Image Processing
Xiao Tian, Hugh Daigle, Han Jiang
Unconventional Resources Technology Conference (URTEC)
... for HOG is illustrated in Fig. 2. In HOG detection, the images are broken down into connected regions called blocks (for example 24×24 pixels per block...
2018
Influence of the Lost Circulation Material Injection Method on the Fracture Plugging: A Visualization Experimental Study
Yi Feng, Gao Li, Rui Li
Unconventional Resources Technology Conference (URTEC)
... will compute precise 3D coordinates for each point based on the principle of triangulation. With the CCD camera resolution of 1280×1024 pixels, a point cloud...
2020
Quantitative Characterization of Deformation and Damage in Shale Under Compression Utilizing Digital Image Correlation
Fatick Nath, Edgardo Aguirre, Gabriel Aguirre, Jose L. Perez, Cesar Netro, Flavio Borjas, Valeria Limon
Unconventional Resources Technology Conference (URTEC)
... samples. In the data processing stage, the subset and spacing used 19 pixels and 16 pixels respectively. The actual length of each pixel is calculated...
2022
Harnessing AI and Computer Vision for Efficient Geothermal Field Exploration and Prospect Evaluation
Moamen Gasser, Danny Rehg, Marcus Oesterberg, Nathan Meehan
Unconventional Resources Technology Conference (URTEC)
... were trained, fine-tuned, and optimized on 650K training pixels in an explicitly defined region. Then, the algorithms were tested by applying...
2025
3-D View of Erosional Scars on U.S. Mid-Atlantic Continental Margin
John A. Farre , , William B. F. Ryan
AAPG Bulletin
... of less than 10% of the water depth. Stereo Side-Scan Sea MARC processed side-scan data is composed of 2,000 pixels/scan line. In the 5-km swath mode...
1985
Delineating Previously Field-Mapped Hydrocarbon Seepage using Medium Resolution Satellite Imagery in the Zagros Fold & Thrust Belt, #42501 (2020).
Mike Oehlers, Ross Smail,
Search and Discovery.com
... with 15/30/60m pixels Better masking out of arable/vegetated domains needed The automation of the processing has been a success and many images can be processed...
2020
MICROORGANISMS, ORGANIC CARBON, AND THEIR RELATIONSHIP WITH OXIDANT ACTIVITY IN HYPER-ARID MARS-LIKE SOILS: IMPLICATIONS FOR SOIL HABITABILITY
JULIO E. VALDIVIA-SILVA, FATHI KAROUIA, RAFAEL NAVARRO-GONZALEZ, CHRISTOPHER MCKAY, FATHI KAROUIA, RAFAEL NAVARRO-GONZALEZ, CHRISTOPHER MCKAY
PALAIOS
... of bacterial biomass in terms of pixels (Kemp 1993; Posch et al. 2001). Phospholipid Fatty Acid Analysis (PLFA).—PLFA analyses on 50 g soil samples were...
2016