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difference stationary

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См. также в других словарях:

  • Stationary process — In the mathematical sciences, a stationary process (or strict(ly) stationary process or strong(ly) stationary process) is a stochastic process whose joint probability distribution does not change when shifted in time or space. Consequently,… …   Wikipedia

  • Stationary phase approximation — In mathematics, the stationary phase approximation is a basic principle of asymptotic analysis, applying to oscillatory integrals taken over n dimensional space Rn where i is the imaginary unit. Here f and g are real valued smooth functions. The… …   Wikipedia

  • stationary, stationery —    The difference in spelling goes back centuries, though etymologically there isn t any basis for it. Both words come from the Latin stationarius and both originally meant standing in a fixed position. Stationers were tradesmen, usually… …   Dictionary of troublesome word

  • stationary, stationery —    The difference in spelling goes back centuries, though etymologically there isn t any basis for it. Both words come from the Latin stationarius and both originally meant standing in a fixed position. Stationers were tradesmen, usually… …   Dictionary of troublesome word

  • Unit root — In time series models in econometrics, a linear stochastic process has a unit root if 1 is a root of the process s characteristic equation. The process will be non stationary. If the other roots of the characteristic equation lie inside the unit… …   Wikipedia

  • Stochastic drift — In probability theory, stochastic drift is the change of the average value of a stochastic (random) process. A related term is the drift rate which is the rate at which the average changes. This is in contrast to the random fluctuations about… …   Wikipedia

  • Интегрированный временной ряд — Интегрированный временной ряд  нестационарный временной ряд, разности некоторого порядка от которого, являются стационарным временным рядом. Такие ряды также называют разностно стационарными (DS рядами, Difference Stationary). Примером… …   Википедия

  • fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …   Universalium

  • analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

  • climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …   Universalium

  • Relativity priority dispute — Albert Einstein presented the theories of Special Relativity and General Relativity in groundbreaking publications that either contained no formal references to previous literature, or referred only to a small number of his predecessors for… …   Wikipedia

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