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 ?
We estimated significant cumulative effects for lag 0-10 for most causes of death and pollutants that were substantially larger than the estimates for the single lags (Table 3).
Lag lengths are chosen according to the Akaike information criterion (but our results are not sensitive to changes in lag lengths).
Even though the patient was without complaints they report that the lag screw along with the short IM nail construct had migrated medially through the femoral head and through the medial wall of the acetabulum.
However, the Ad Hoc method of distributed lag models have different problems such as there is no priori guide as to what is the maximum length of the lag, as number of lags rises there will be fewer degrees of freedom left and it makes the statistical inference somewhat shaky.
Adicionalmente, los valores del lag citados como normales corresponden a los hallados con MEM, metodo que discrepa de la retinoscopia de Nott, lo cual, por tanto, puede llevar a un mal diagnostico de las alteraciones acomodativas.
One of the sources of lag is delay in pass through the monetary changes to interest rates.
Similar to the case of equation 1 of Table 6, changes in government spending rates are affected negatively by the first lag of changes in tax rates ([[delta][[tau].
Collusion sustainability with optimal punishments and detection lags, with an application to a Cournot game
While few of us will affect world events under the influence of jet lag, many are exposed to acute safety risks after crossing multiple time zones.
Research shows that jet lag affects how people work.
Participants were tested for head lag at 6, 14, 24, and, for outcome diagnosis, at 30 or 36 months, the age that diagnosis of ASD is considered definitive.
In other words, in such conditions, performance on T2 varied linearly as a function of lag.