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Autocorrelation vs Autocovariance - What's the difference?

autocorrelation | autocovariance |

As nouns the difference between autocorrelation and autocovariance

is that autocorrelation is the cross-correlation of a signal with itself: the correlation between values of a signal in successive time periods while autocovariance is the covariance of a signal with another part of the same signal.

autocorrelation

English

Noun

(en noun)
  • (statistics, signal processing) The cross-correlation of a signal with itself: the correlation between values of a signal in successive time periods.
  • * {{quote-book, 1990, K. Holden, D. Peel & John L. Thompson, Economic Forecasting citation
  • , passage=Dividing the covariances by the variance gives the autocorrelations .}}

    Derived terms

    *

    autocovariance

    English

    Noun

    (wikipedia autocovariance) (-)
  • (statistics) The covariance of a signal with another part of the same signal