The Motion Primitive
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Operates on image sequence and extracts image flow - pixel
motion
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Motion index extracts properties of the motion flow
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Motion content - total amount of motion on scale of
0 to 100
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Motion uniformity - smoothness of motion as a function
of time; panning or tracking vs jumps or staggered pan
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Motion panning - panning motion vs zooming
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Motion tilting - vertical motion component