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vector - technical definition

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A mathematical expression of a quantity, such as velocity, that possesses both magnitude (i.e., amplitude) and direction, and that may or may not be a function of time. See also amplitude.
A directed line segment of such an expression. See also HCV and VQC.
A set of numbers in an order that has meaning when each position is mapped to a corresponding dimension.
In video, a frequency or series of frequencies associated with a video signal. See also vector quantization.

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(1) In computer graphics, a line designated by its end points (X-Y or X-Y-Z coordinates). When a circle is drawn, it is made up of many small vectors. See vector graphics and graphics.

(2) In matrix algebra, a one-row or one-column matrix.

(3) An airplane's travel path.

(4) More generically, an influence of some type.

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