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time frequency

См. также в других словарях:

  • time frequency — laikinis dažnis statusas T sritis fizika atitikmenys: angl. time frequency vok. zeitliche Frequenz, f rus. временная частота, f pranc. fréquence temporelle, f …   Fizikos terminų žodynas

  • Time-frequency analysis — is a body of techniques for characterizing and manipulating signals whose component frequencies vary in time, such as transient signals.Whereas the technique of the Fourier transform can be used to obtain the frequency spectrum of a signal whose… …   Wikipedia

  • Time-frequency representation — A time frequency representation (TFR) is a view of a signal (taken to be a function of time) represented over both time and frequency. Time frequency analysis means analysis of a TFR. TFRs are often complex valued fields over time and frequency,… …   Wikipedia

  • Bilinear time–frequency distribution — Bilinear time–frequency distributions, or quadratic time–frequency distributions, arise in a sub field field of signal analysis and signal processing called time–frequency signal processing, and, in the statistical analysis of time series data.… …   Wikipedia

  • Motions in the time-frequency distribution — Several techniques can be used to move signals in the time frequency distribution. Similar to computer graphic techniques, signals can be subjected to horizontal shifting, vertical shifting, dilation (scaling), shearing, and rotation. These… …   Wikipedia

  • The Time Frequency — (TTF) is a techno solo act from Scotland.Started by Jon Campbell in 1988 as a 80 s synth band, changing its name from Thru The Fire to The Time Frequency, it was Scotland s first techno band and quickly established a strong following amongst the… …   Wikipedia

  • Dominator (The Time Frequency album) — Dominator Studio album by The Time Frequency Released 1994 Genre …   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

  • Frequency domain — In electronics, control systems engineering, and statistics, frequency domain is a term used to describe the domain for analysis of mathematical functions or signals with respect to frequency, rather than time.[1] Speaking non technically, a time …   Wikipedia

  • frequency */*/*/ — UK [ˈfriːkwənsɪ] / US [ˈfrɪkwənsɪ] noun Word forms frequency : singular frequency plural frequencies 1) [uncountable] the number of times that something happens during a period of time frequency of: Changes in sea temperature will increase the… …   English dictionary

  • frequency — fre|quen|cy [ frikwənsi ] noun *** 1. ) uncount the number of times that something happens during a period of time: frequency of: Changes in sea temperature will increase the frequency of hurricanes. with increasing frequency (=more often):… …   Usage of the words and phrases in modern English

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