- time autocorrelation
- временная автокорреляция
English-Russian electronics dictionary .
time autocorrelation
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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
Time series — Time series: random data plus trend, with best fit line and different smoothings In statistics, signal processing, econometrics and mathematical finance, a time series is a sequence of data points, measured typically at successive times spaced at … Wikipedia
Time Reversal Signal Processing — is a technique for focusing waves. A Time Reversal Mirror (TRM) is a device that can focus waves using the time reversal method. TRMs are also known as time reversal mirror arrays, as they are usually arrays of transducers, but they do not have… … Wikipedia
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 technique — The autocorrelation technique is a method for estimating the dominating frequency in a complex signal, as well as its variance. Specifically, it calculates the first two moments of the power spectrum, namely the mean and variance. It is also… … Wikipedia
Time-of-flight — The time of flight (TOF) describes the method used to measure the time that it takes for a particle, object or stream to reach a detector while traveling over a known distance. In time of flight mass spectrometry, ions are accelerated by an… … Wikipedia
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
Autocorrelation — The correlation of a variable with itself over successive time intervals. The New York Times Financial Glossary … Financial and business terms
autocorrelation — The correlation of a variable with itself over successive time intervals. Sometimes called serial correlation. Bloomberg Financial Dictionary … Financial and business terms
Optical autocorrelation — Classification of the different kinds of optical autocorrelation. In optics, various autocorrelation functions can be experimentally realized. The field autocorrelation may be used to calculate the spectrum of a source of light, while the… … Wikipedia
Partial autocorrelation function — In time series analysis, the partial autocorrelation function (PACF) or PARtial autoCORrelation (PARCOR) plays an important role in data analyses aimed at identifying the extent of the lag in an autoregressive model. The use of this function was… … Wikipedia
