drift period
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drift — driftingly, adv. driftless, adj. driftlessness, n. /drift/, n. 1. a driving movement or force; impulse; impetus; pressure. 2. Navig. (of a ship) the component of the movement that is due to the force of wind and currents. 3. Oceanog. a broad,… … Universalium
drift — I. noun Etymology: Middle English; akin to Old English drīfan to drive more at drive Date: 14th century 1. a. the act of driving something along b. the flow or the velocity of the current of a river or ocean stream 2. something driven, propelled … New Collegiate Dictionary
Period 1 element — A period 1 element is one of the chemical elements in the first row (or period) of the periodic table of the chemical elements. The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behaviour of the… … Wikipedia
Stokes drift — For a pure wave motion in fluid dynamics, the Stokes drift velocity is the average velocity when following a specific fluid parcel as it travels with the fluid flow. For instance, a particle floating at the free surface of water waves,… … Wikipedia
Sno*Drift — is a rally racing event held in Atlanta, Michigan, annually. The event is currently the first Rally America National Rally Championship event of the season. Currently the event is organized into three distinct rallies: the national championship… … Wikipedia
Aurora's drift — refers to the Antarctic expedition ship SY Aurora , and its drift in the Ross Sea and Southern Ocean pack ice for a period of 282 days from 7 May 1915 to 12 February 1916. Aurora had brought the Ross Sea party mdash;a support team for Sir Ernest… … Wikipedia
continental drift — Geol. the lateral movement of continents resulting from the motion of crustal plates. Cf. plate tectonics. [1925 30] * * * Large scale movements of continents over the course of geologic time. The first complete theory of continental drift was… … Universalium
Concept drift — In predictive analytics and machine learning, the concept drift means that the statistical properties of the target variable, which the model is trying to predict, change over time in unforeseen ways. This causes problems because the predictions… … Wikipedia
Stochastic drift — In probability theory, stochastic drift is the change of the average value of a stochastic (random) process. A related term is the drift rate which is the rate at which the average changes. This is in contrast to the random fluctuations about… … Wikipedia
Energy drift — In molecular dynamics, orbit, and particle simulations, energy drift is the gradual change in the total energy of a closed system. According to the laws of mechanics, the energy should be a constant of motion and should not change. However, the… … Wikipedia
