Results 51 to 60 of about 249,617 (336)

Haul Road Mapping from GPS Traces [PDF]

open access: yesProceedings of the 40th International Symposium on the Application of Computers and Operations Research in the Minerals Industries (APCOM, 2021), 257-267. Johannesburg: The Southern African Institute of Mining and Metallurgy, 2021, 2022
Automation in mining requires accurate maps of road networks on site. Because roads on open-cut mines are dynamic in nature and continuously changing, manually updating road maps is tedious and error-prone. This paper investigates the possibility of automatically deriving an accurate representation of the road network using GPS data available from haul
arxiv  

A systematic framework for continuous monitoring of land use and vegetation dynamics in multiple heterogeneous mine sites

open access: yesRemote Sensing in Ecology and Conservation, Volume 8, Issue 6, Page 793-807, December 2022., 2022
Monitoring and understanding the complexity and overall long‐term trends of the ecological consequences of multiple mining activities over large areas has been a challenge. Here, we propose a general framework for continuous monitoring of land use and vegetation dynamics in mine sites. We found that vegetation dynamics showed great heterogeneity across
Yan Jiang   +8 more
wiley   +1 more source

Factors Influencing Autonomously Generated 3D Geophysical Spatial Models [PDF]

open access: yesProceedings of the 40th International Symposium on the Application of Computers and Operations Research in the Minerals Industries (APCOM, 2021), 257-267. Johannesburg: The Southern African Institute of Mining and Metallurgy, 2021, 2023
Understanding the contribution of geophysical variables is vital for identifying the ore indicator regions. Both magnetometry and gamma-rays are used to identify the geophysical signatures of the rocks. Density is another key variable for tonnage estimation in mining and needs to be re-estimated in areas of change when a boundary update has been ...
arxiv  

Hybrid pixel detector development for the Linear collider Vertex Detector [PDF]

open access: yesIEEE Trans.Nucl.Sci. 48 (2001) 992-996, 2001
In order to fully exploit the Physics potential of future e+ e- linear collider, a Vertex Detector providing high resolution track reconstruction is required. Hybrid Silicon pixel detectors are an attractive option for the sensor technology due to their read-out speed and radiation hardness but have been so far limited by the achievable single point ...
arxiv   +1 more source

Pillar design and the associated mining engineering constraints in hard rock bord-and-pillar mines

open access: yesJournal of the Southern African Institute of Mining and Metallurgy
Practical mining aspects should be considered when conducting pillar designs for bord-and-pillar layouts. The current methodology for pillar design will result in increasing pillar sizes with depth.
W.J. Theron, D. F. Malan
semanticscholar   +1 more source

Post-Mining—a Holistic Approach

open access: yesMining Metallurgy & Exploration, 2020
The European climate and energy framework for 2030 is highlighting the reduction of man-made CO2 by increasing the use of renewable energy to mitigate climate change.
J. Kretschmann
semanticscholar   +1 more source

A review of the management of the mining and metallurgical engineering discipline of the NSFC in 2023

open access: yes工程科学学报
This paper summarizes the application, review, and award of research funding in the Mining and Metallurgical Engineering discipline in the topics of petroleum engineering, mining engineering, safety science and engineering, and metallurgy and material ...
Xibo WANG   +5 more
doaj   +1 more source

Phase Field Simulation of AA6XXX Aluminium Alloys Heat Treatment

open access: yesMetals, 2021
Heat treatment has a significant impact on the microstructure and the mechanical properties of Al-Mg-Si alloys. The present study presents a first Phase-Field modelling approach on the recrystallisation and grain growth mechanism during annealing.
Antonis Baganis   +2 more
doaj   +1 more source

Modeling batch annealing process using data mining techniques for cold rolled steel sheets [PDF]

open access: yes, 2011
The annealing process is one of the important operations in production of cold rolled steel sheets, which significantly influences the final product quality of cold rolling mills.
Bagheri, A, Moghimi, M, Saraee, MH
core   +1 more source

Using Apriori with WEKA for Frequent Pattern Mining [PDF]

open access: yesInternational Journal of Engineering Trends and Technology (IJETT), V12(3), 127-131, June 2014, 2014
Knowledge exploration from the large set of data,generated as a result of the various data processing activities due to data mining only. Frequent Pattern Mining is a very important undertaking in data mining. Apriori approach applied to generate frequent item set generally espouse candidate generation and pruning techniques for the satisfaction of the
arxiv   +1 more source

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