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# exponential distribution

показательное распределение

Англо-русский словарь технических терминов. 2005.

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• Exponential distribution — Not to be confused with the exponential families of probability distributions. Exponential Probability density function Cumulative distribution function para …   Wikipedia

• exponential distribution — a skewed probability distribution with right tail extending to infinity and having the density function f(x) = λe−λx for x ≥ 0 and λ > 0. The mean is 1/λ and the variance is (1/λ)2. The mode is at zero and the …   Medical dictionary

• exponential distribution — noun a class of continuous probability distributions often used to model the time between events that happen at a constant average rate …   Wiktionary

• Hyper-exponential distribution — In probability theory, a hyper exponential distribution is a continuous distribution such that the probability density function of the random variable X is given by: f X(x) = sum {i=1}^n f {Y i}(y) p i,where Y i is an exponentially distributed… …   Wikipedia

• Double exponential distribution — In statistics, the double exponential distribution may refer to Laplace distribution, or bilateral exponential distribution, consisting of two exponential distributions glued together on each side of a threshold Gumbel distribution, the… …   Wikipedia

• Exponential — may refer to any of several mathematical topics related to exponentiation, including: *Exponential function, also: **Matrix exponential, the matrix analogue to the above *Exponential decay *Exponential growth *Exponential map, in differential… …   Wikipedia

• Exponential family — Not to be confused with the exponential distribution. Natural parameter links here. For the usage of this term in differential geometry, see differential geometry of curves. In probability and statistics, an exponential family is an important… …   Wikipedia

• Exponential decay — A quantity undergoing exponential decay. Larger decay constants make the quantity vanish much more rapidly. This plot shows decay for decay constants of 25, 5, 1, 1/5, and 1/25 for x from 0 to 5. A quantity is said to be subject to exponential… …   Wikipedia

• Exponential smoothing — is a technique that can be applied to time series data, either to produce smoothed data for presentation, or to make forecasts. The time series data themselves are a sequence of observations. The observed phenomenon may be an essentially random… …   Wikipedia

• Exponential sum — In mathematics, an exponential sum may be a finite Fourier series (i.e. a trigonometric polynomial), or other finite sum formed using the exponential function, usually expressed by means of the function:e(x) = exp(2pi ix).Therefore a typical… …   Wikipedia

• Exponential power distribution — The exponential power distribution, also known as the generalized error distribution, is a probability distribution that takes a scale parameter a and exponent (or shape parameter) b . The probability density is: p(x) , dx = {1 over 2 a… …   Wikipedia

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