Results 111 to 120 of about 283,576 (325)

Application of Machine Learning in Rock Facies Classification with Physics-Motivated Feature Augmentation [PDF]

open access: yesarXiv, 2018
With recent progress in algorithms and the availability of massive amounts of computation power, application of machine learning techniques is becoming a hot topic in the oil and gas industry. One of the most promising aspects to apply machine learning to the upstream field is the rock facies classification in reservoir characterization, which is ...
arxiv  

Accelerating Multi-attribute Unsupervised Seismic Facies Analysis With RAPIDS [PDF]

open access: yesarXiv, 2020
Classification of seismic facies is done by clustering seismic data samples based on their attributes. Year after year, 3D datasets used by exploration geophysics increase in size, complexity, and number of attributes, requiring a continuous rise in the classification performance.
arxiv  

Earliest Triassic microbialites in the South China Block and other areas; controls on their growth and distribution [PDF]

open access: yes, 2007
Earliest Triassic microbialites (ETMs) and inorganic carbonate crystal fans formed after the end-Permian mass extinction (ca. 251.4 Ma) within the basal Triassic Hindeodus parvus conodont zone.
A Baud   +77 more
core   +2 more sources

Facies development during late Early-Middle Cambrian (Tayan Member, Burj Formation) transgression in the Dead Sea Rift valley, Jordan

open access: yesCarnets de Géologie, 2007
The transgressive Tayan Member of the upper Lower to Middle Cambrian Burj Formation (Jordan) has been investigated in several localities of the Dead Sea Rift valley, Jordan.
Elicki Olaf
doaj  

Palaeolimnology of Lake Sapanca and identification of historic earthquake signals, Northern Anatolian Fault Zone (Turkey) [PDF]

open access: yes, 2009
Lake Sapanca is located on a strand of the Northern Anatolian Fault Zone (NAFZ, Turkey), where a series of strong earthquakes (Ms >6.0) have occurred over the past hundred years. Identifying prehistoric earthquakes in and around Lake Sapanca is key to a
Bertrand, S   +6 more
core   +1 more source

Facial features and magnetic susceptibility of ore-hosting sediments of Bakchar iron ore occurrence (Tomsk region)

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2019
Due to hydraulic mining improvement there is a possibility to development prospects of Bakchar ore occurrence. There are various types of ores identified within the ore occurrence and hydraulic mining can be applied to extract loose ore only.
Maxim Rudmin
doaj  

Recent Advances in Palynology

open access: yesCarnets de Géologie, 2007
A set of 11 abstracts and short papers (extended abstracts) of presentations given at a meeting organized by the NFSR Working Group, "Micropaléontologie végétale et Palynologie (MVP)", held on May 24, 2006 at the University of Liège, Belgium.
Javaux Emmanuelle, Steemans Philippe
doaj  

Depositional facies and platform architecture of microbialite-dominated carbonate reservoirs, Ediacaran–Cambrian Ara Group, Sultanate of Oman

open access: yes, 2014
Intrasalt carbonates of the Ediacaran–Cambrian Ara Group constitute a significant reservoir element of the intrasalt “stringer” play in Oman, in which dolomitic carbonates are encased in salt at depths of 3 to 7 km (1.9 to 4.3 mi).
J. Grotzinger, Zuwaina Al-Rawahi
semanticscholar   +1 more source

A Geomechanical Study of the Mississippian Boone Formation [PDF]

open access: yes, 2013
The Boone Formation in northwest Arkansas is a chert-limestone sequence analogous to the subsurface Mississippi Lime reservoir in parts of Oklahoma and Kansas. It has low permeability and produces via horizontal drilling and hydraulic fracturing.
Buckland, Karen Nicole Mason
core   +2 more sources

High-resolution truncated plurigaussian simulations for the characterization of heterogeneous formations [PDF]

open access: yes, 2009
Integrating geological concepts, such as relative positions and proportions of the different lithofacies, is of highest importance in order to render realistic geological patterns.
Abbaspour   +50 more
core   +2 more sources

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