autocorrelation

autocorrelation
noun Date: 1950 the correlation between paired values of a function of a mathematical or statistical variable taken at usually constant intervals that indicates the degree of periodicity of the function

New Collegiate Dictionary. 2001.

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  • Autocorrelation — is a mathematical tool for finding repeating patterns, such as the presence of a periodic signal which has been buried under noise, or identifying the missing fundamental frequency in a signal implied by its harmonic frequencies. It is used… …   Wikipedia

  • Autocorrelation — Autocorrélation L autocorrélation est un outil mathématique souvent utilisé en traitement du signal. C est la corrélation croisée d un signal par lui même. L autocorrélation permet de détecter des régularités, des profils répétés dans un signal… …   Wikipédia en Français

  • autocorrélation — ● autocorrélation nom féminin Corrélation existant entre les valeurs successives d une grandeur variable dans le temps …   Encyclopédie Universelle

  • Autocorrélation — L autocorrélation est un outil mathématique souvent utilisé en traitement du signal. C est la corrélation croisée d un signal par lui même. L autocorrélation permet de détecter des régularités, des profils répétés dans un signal comme un signal… …   Wikipédia en Français

  • Autocorrelation — A mathematical representation of the degree of similarity between a given time series and a lagged version of itself over successive time intervals. It is the same as calculating the correlation between two different time series, except that the… …   Investment dictionary

  • autocorrelation — autokoreliacija statusas T sritis fizika atitikmenys: angl. autocorrelation vok. Autokorrelation, f rus. автокорреляция, f pranc. autocorrélation, f …   Fizikos terminų žodynas

  • autocorrélation — autokoreliacija statusas T sritis fizika atitikmenys: angl. autocorrelation vok. Autokorrelation, f rus. автокорреляция, f pranc. autocorrélation, f …   Fizikos terminų žodynas

  • autocorrelation — autokoreliacija statusas T sritis ekologija ir aplinkotyra apibrėžtis Organizmo ląstelių, audinių, organų, sistemų sandaros ir funkcijų tarpusavio savaiminė priklausomybė. atitikmenys: angl. autocorrelation vok. Autokorrelation, f rus.… …   Ekologijos terminų aiškinamasis žodynas

  • autocorrelation — /aw toh kawr euh lay sheuhn, kor /, n. Statistics. the correlation of an ordered series of observations with the same series displaced by the same number of terms. [1945 50; AUTO 1 + CORRELATION] * * * …   Universalium

  • autocorrelation — noun The cross correlation of a signal with itself: the correlation between values of a signal in successive time periods See Also: autocorrelate, autocorrelative, autocorrelator, autocovariance …   Wiktionary

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