jerk

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jerk

[jərk]
(mechanics)
The rate of change of acceleration; it is the third derivative of position with respect to time.
A unit of rate of change of acceleration, equal to 1 foot (30.48 centimeters) per second squared per second.
References in periodicals archive ?
Some examples of main temporal impairments are: motion compensation mismatch, mosquito noise, stationary area fluctuation, ghosting, jerkiness and smearing.
Firstup, if youhave played the original Skate you will be able to pick up exactly where you left off, as the familiar analog stick Flickit system is still in use but with the added plus of a few new moves, like hand plants and grabs, and still manages to feel intuitive and fresh, plus the ability to leave your board and walk around the fictional city of San Van which makes up your sand box world, is a great idea, and it allows you to move items around to allow youto pull off some amazing tricks, althoughthecamera angles and jerkiness when you go on foot leaves a lot to be desired.
He also wanted to smooth out the normal jerkiness of a freewheeling pedal stroke.
The resulting dreamlike resolution, familiarity, grainy texture, and hand-held jerkiness all prime our natural tendency to read the montage in terms of what Marita Sturken calls, in Acts of Memory: Cultural Recall in the Present (1999), "narratives of recovery.
As TME progresses, an infected animal becomes increasingly excited, arches its tail over its back, has ataxia, and displays jerkiness of hind limbs.
It takes some getting used to but the jerkiness can be mitigated by easing off on the throttle when changing gear.
He checked her eyes for suspicious jerkiness and insisted on a breath test for alcohol.
Necessarily selective in her treatment, Melman chooses to focus on two periods/subjects--the age of the Tudors and the French Revolution--and she moves backwards and forwards between them, with some resultant repetition and jerkiness in the overall rhythms of the book, treating different aspects of their historical reconstructions and popular engagement with them.
These simple jobs are made strange and symbolic by the jerkiness of the movement and the continual alternation between scenes of actual labor and images of toylike models of the farm's structures, tools, machinery, and other equipment, including a lovingly rendered miniature wood-burning stove.
Cruising at motorway speeds is effortless thanks to silky changes in the automatic and manual modes, but there is a slightly detectable jerkiness to the up-changes under load.
House Of Cards was almost chirpy (in Radiohead terms at least) while the electronic jerkiness of 15 Step actually got Thom dancing, waving his arms in the air and twitching his body.
This is not well-suited for visual imagery beyond still photography, but increasingly consumers are turning to handsets with much faster download speeds that meet the definition of so-called 3G, typically the W-CDMA (UMTS) or cdma2000 1xEV-DO variants, and these largely do away with the problem of jerkiness.