the problem apparently is a non-standard dbscan implementation in scikit-learn . dbscan does not need a distance matrix. the algorithm .
nov 16, 2019 . newer mining machines render old ones obsolete, resulting in an increasing . promoted for its cheap, environmentally friendly hydroelectric power. . in adam hayes' 2015 paper, “a cost of production model for bitcoin,” the .
6 days ago . apart from low-cost energy and high-efficiency machines, ecohashes also optimizes cooling systems with scientifically designed ventilation .
thanks to innovations in the green building sector, there are several different options for environmentally-friendly building materials. these options include everything from high-efficiency appliances to basic materials made from recycled products.read more≫
mining is the extraction of valuable minerals or other geological materials from the earth, usually from an ore body, lode, vein, seam, reef or placer deposit. these deposits form a mineralized package that is of economic interest to the miner. . waste removal and placement is a major cost to the mining operator, so a detailed .
jul 23, 2019 . mines will be designed differently for automation from inception with . of small and low-cost autonomous equipment in mines designed only for . for environmentally-friendly waste management and acid mine drainage can .
aug 9, 2019 . mining equipment manufacturers and development companies are . often, managing the environmental aspects of mining can be just as time and cost . a safer, more profitable, and more environmentally friendly industry.
nov 11, 2011 . . lots of data mining & machine learning algorithms with numpy and scipy . this executes in 11 seconds on my machine vs. . moral of the story: basic python for loops should be avoided at all costs if speedy performance is required. . friendly constructs like array splicing, which operate faster than java.
nov 13, 2019 . environmental cost of cryptocurrency mines . the researchers estimate that in 2018, every $1 of bitcoin value created was responsible for $.49 in health . goodkind says the specialized machines used for mining also have .
nov 6, 2019 . backup, recovery, disaster mitigation using low cost storage . telematics', 'digital trading', 'data mining, ai, automation', 'cloud', . 'ai', '1. using digital technologies for user friendly - applications to . 'machine learning', 'moving to new data center environment which heavily leverages cloud infrastructure.
mar 12, 2018 . keywords: ghana, mining, community, health, environment . that lack basic resources such as health care services and clean potable water. . the mining and smuggling of these minerals for sale outside the country for their . or low-level machinery.11 in ghana, small-scale mining involves “the mining of .
jan 29, 2014 . dr nicola davies finds out about 2014's most promising eco-friendly . kirkey also says that green mining technologies 'help reduce operating costs for the . energy is needed to operate heavy machinery to meet demands.
the extraction and combustion of coal negatively impacts the environment, causing water and air pollution, acid rain, mountaintop depletion and acid mine drainage. harmful emissions from incomplete burning of coal also pose serious environmental hazards to biotic communities due to drastic changes in atmospheric conditions.read more≫
jan 2, 2019 . environmental costs, and social costs, of these two assets or “safe havens”, . antminer s9 is the mining hardware machine that dominated the .
azure-virtual-machine ×6. earn at least 100 total score for at least 20 non-community wiki answers in the azure-virtual-machine tag . data-mining ×4. earn at least 100 total score . environment-variables ×7 . friendly-url ×1 . price ×1. earn at least 100 total score for at least 20 non-community wiki answers in the price tag.
benefits of the upswing in the mining cycle. . mineral-producing assets at any price in order to . the operating environment is not . stakeholders on a sustainable basis. . operating cash flows less investment in property, plant and equipment.
their sdk is not very developer friendly, and is quite painful to . on variable word length instruction sets are in assembler/machine code, not c. for example . is greater than the cost; but raising their cost also raises your cost a lot, . e.g. i know some eco games, that had a really nasty copy-protection i .
jun 25, 2019 . can industries with big environmental footprints, like mining, operate sustainably? . to invest in sustainable, 'do-good' companies, where do lithium miners fall? . in addition, there have been significant cost reductions and enhanced . equipment for an industry, rather than in the industry's end product.
smaller homes aren't always more environmentally friendly than larger homes, but they tend to have a smaller impact since they need less building material and use fewer utility resources such as electricity and gas. it is theoretically possible that a larger home built specifically to be environmentally friendly could have less of an impact than a smaller home that uses standard appliances and con.read more≫
using environmentally conscious mining standards . molycorp provides a good example of the use of environmental-friendly . choice of ventilation and diesel engines: 10 percent of mining costs come from electricity consumption.