lag

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lag

[lag]
(civil engineering)
A flat piece of material, usually wood, used to wedge timber or steel supports against the ground and to make secure the space between supports.
(electronics)
A persistence of the electric charge image in a camera tube for a small number of frames.
(physics)
The difference in time between two events or values considered together.

LAG

On drawings, abbr. for lagging.

lag

lagclick for a larger image
i. A delay or time interval in an instrument like the vertical speed indicator (VSI) or an altimeter between the actual event and its display. An altimeter lags in steep descent and very steep climbs, while some lag is inherent on all VSIs.
ii. The angular crankshaft movement between a reference position such as TDC (top dead center), BDC (bottom dead center), and the opening or closure of a valve. Also called valve lag.
iii. The angular movement between the helicopter hub and the temporary slower blade.
iv. The delay in the human reaction to an event.

lag

References in periodicals archive ?
In the opposite corner of the room, and totally oblivious, a skinny lag is sprawled out and shaking.
The coefficients on each of the four lags of rating changes and profit changes are insignificant with respect to current rating changes.
A somehow increased risk for occupational injuries was then reported on days having highest [T.sub.day] (lag 0 and lag 1) and [T.sub.max] (i.e., > 95th percentile).
Because the effects of air pollution on mortality could occur on the same day of exposure or on later days, the so-called lag structures need to be investigated to quantify these effects.
We examine the lead and lag relation between equity and credit default swap (CDS) markets.
To work in the burst frame, a cosmological correction was realized to the spectral lag ([tau] = [[tau].sub.0][[1 + z].sup.-1]).
(1999) describe the behaviour of lags in the US monetary policy.
Optimal lag length for the model in equation (1) is chosen by means of Schwarz Information Criterion.
We want to emphasize the importance that detection lags have in collusion sustainability.
Ti could appear at the third or fifth position in the stream, and T2 could appear two or eight lags after T1 (i.e., with one or seven intervening distractors), reflecting an SOA of 188 ms and 752 ms, respectively.
In a statement, the EU has said, 'Starting in January 2014, the Commission recommends that passengers should be able to carry on board all duty free LAGs provided that they are screened.
T2 was presented at lags 1, 3, 5, 7, and 9 (respectively 83, 250, 417, 583, and 750 ms after T1) and was followed by a constant number of distractors (6).