random noise

random noise

[′ran·dəm ′nȯiz] (mathematics) A form of random stochastic process arising in control theory. (physics) Noise characterized by a large number of overlapping transient disturbances occurring at random, such as thermal noise and shot noise. Also known as fluctuation noise.

random noise

A type of noise comprised of transient disturbances which occur at random times; its instantaneous magnitudes are specified only by probability distribution functions which give the fraction of the total time that the magnitude lies within a specified range.