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The Maximum Drawdown, more commonly referred to as Max DD, is the worst (the maximum) peak to valley loss since the investment’s inception. [citation needed] In finance, the use of the maximum drawdown is an indicator of risk through the use of three performance measures: the Calmar ratio, the Sterling ratio and the Burke ratio.
In surface water hydrology and civil engineering, drawdown refers to the lowering of the surface elevation of a body of water, the water table, the piezometric surface, or the water surface of a well, as a result of the withdrawal of water. [1] In either case, drawdown is the change in hydraulic head or water level relative to the initial ...
Drawdown (climate), the point at which greenhouse gas concentrations in the atmosphere begin to decline; Drawdown (economics), decline in the value of an investment, below its all-time high; Drawdown (hydrology), a lowering of a reservoir or a change in hydraulic head in an aquifer, typically due to pumping a well
If the drawdown is put in as a negative number, then subtract the 10%, and then multiply the whole thing by a negative to result in a positive ratio. If the drawdown is put in as a positive number, then add 10% and the result is the same positive ratio. [citation needed]
When water is pumped from a well the water level in the well falls. This fall is called drawdown. The amount of water that can be pumped is limited by the drawdown produced. Typically, drawdown also increases with the length of time that the pumping continues.
On Monday, Aug. 7, the Mitchell City Council approved the $3.5 million drawdown structure that will construct a draining mechanism next to the Lake Mitchell spillway dam to ...
The Green Peter Reservoir drawdown caused an extended period of muddy water in the South Santiam River this fall, putting stress on Lebanon’s water treatment filters, according to the city.
Calmar ratio (or Drawdown ratio) is a performance measurement used to evaluate Commodity Trading Advisors and hedge funds. It was created by Terry W. Young and first published in 1991 in the trade journal Futures .