- nonstationary mean
- мат.нестационарное среднее
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Detrended fluctuation analysis — In stochastic processes, chaos theory and time series analysis, detrended fluctuation analysis (DFA) is a method for determining the statistical self affinity of a signal. It is useful for analysing time series that appear to be long memory… … Wikipedia
Hilbert-Huang transform — The Hilbert Huang Transform (HHT) is a way to decompose a signal into so called intrinsic mode functions (IMF), and obtain instantaneous frequency data. It is designed to work well for data that are nonstationary and nonlinear. In contrast to… … Wikipedia
statistics — /steuh tis tiks/, n. 1. (used with a sing. v.) the science that deals with the collection, classification, analysis, and interpretation of numerical facts or data, and that, by use of mathematical theories of probability, imposes order and… … Universalium
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Non-homogeneous Poisson process — In probability theory, a non homogeneous Poisson process is a Poisson process with rate parameter λ(t) such that the rate parameter of the process is a function of time.[1] Non homogeneous Poisson process have been shown to describe numerous… … Wikipedia
Non-linear least squares — is the form of least squares analysis which is used to fit a set of m observations with a model that is non linear in n unknown parameters (m > n). It is used in some forms of non linear regression. The basis of the method is to… … Wikipedia
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Hurst exponent — In fractal geometry, the generalized Hurst exponent, named H in honor of both Harold Edwin Hurst (1880 1978) and Ludwig Otto Hölder (1859 1937) by Benoît Mandelbrot, is referred to as the index of dependence, and is the relative tendency of a… … Wikipedia