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 ?
While Webcams typically only offer 8fps (continuous frames per second), the FX600 produces 30fps, which allows for smooth, natural progression without jerkiness.
Babies may have tense or bulging fontanelle [soft spot on top of head], blotching or pale skin, may refuse to feed and have fretfulness, a shrill cry or stiffness and jerkiness or floppy body.
There are no glitches, no jerkiness, no hesitation.
Special effects are solid, particularly a baby dinosaur called Crypto which Luke befriends, but the shaky handheld camerawork frequently restricts our view of the prehistoric beasts and disguises the jerkiness of their movements.
6 bases this analysis on three metrics including blockiness, blurriness and jerkiness.
The result was a certain jerkiness in the ride which I thought might at least have kept my passengers awake and on their toes (or their backs, if they were rash enough to stand up).
The punk-pop jerkiness of Crash Tragic had Wilkinson cooing her best girl-group vocals while keyboard player Sarah Gardiner produced a swathe of eerie Hammer horror-esque hooks.
The computer is my paper bag, as it were, yet however much I primp on screen, only when it comes off the printer do the flaws show up - jerkiness, repetition, errors, plain gobbledegook.
While the fuel injection shows no signs of the jerkiness that blights some modern bikes.
While I waited for results, I watched a TV programme about Huntington's Disease and when they spoke about the jerkiness and clumsiness associated with the condition, it struck me that those were the same symptoms my dad had.
For ACE members Randall and Cathy Hake of Canyon Country, the ride was exciting yet comfortable and avoided the jerkiness that can mar a coaster ride.
Q-Master2 provides the following measurement parameters: an overall MOS score, Blocking, Blurring, Jerkiness, PSNR, and PSNR vs.